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High performance safety valve, type 441 DIN, closed spring hood, gas-tight lifting H4, for vapours, gases and liquids Technical specification: Order code output, line 1: K7TMB1K4XH03L50K3FP2AJ36X00H88 Order code output, line 2: H84H51H47H22L8JL64L49H01 Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal diameter entry DN 50 Nominal size outlet DN 80 d0 (ASME-DIN) [mm] 46.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 18.00 Pressure unit: bar-g Response pressure [bar-g] 18.00 Set pressure in psi-g: 261.07 Cold set pressure [bar-g] 18.00 Cold Set Pressure [psi-g] 261.07 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Guide washer material: (K3F) Guide washer material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN Pressure setting: (L50) Valve set, but set pressure not stamped on nameplate 2. Marking, item (1): Spring No.: 540.5652.0000 Type and position of the 2nd mark: (M25) Labeling with tag (foil / paper)
4412.4544

Leser
High performance safety valve, type 441 DIN, closed spring hood, gas-tight lifting H4, for vapours, gases and liquids Technical specification: Order code output, line 1: K7TMB1K4XH03L50K3FP2AJ36X00H88 Order code output, line 2: H84H51H47H22L8JL64L49H01 Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal diameter entry DN 50 Nominal size outlet DN 80 d0 (ASME-DIN) [mm] 46.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 18.00 Pressure unit: bar-g Response pressure [bar-g] 18.00 Set pressure in psi-g: 261.07 Cold set pressure [bar-g] 18.00 Cold Set Pressure [psi-g] 261.07 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Guide washer material: (K3F) Guide washer material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN Pressure setting: (L50) Valve set, but set pressure not stamped on nameplate 2. Marking, item (1): Spring No.: 540.5652.0000 Type and position of the 2nd mark: (M25) Labeling with tag (foil / paper)

High performance safety valve, type 441 DIN, closed spring hood, gas-tight lifting H4, for vapours, gases and liquids Technical specification: Order code output, line 1: K7TM33MB1K4XH03K3FP2AJ36X00H88 Order code output, line 2: H84H51H47H22L8JL64L49H01 Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal size inlet DN 65 Nominal size outlet DN 100 d0 (ASME-DIN) [mm] 60.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 10.00 Pressure unit: bar-g Response pressure [bar-g] 10.00 Set pressure in psi-g: 145.04 Cold set pressure [bar-g] 10.11 Cold Set Pressure [psi-g] 146.62 Operating temperature: 180 Temperature unit: °C - Celsius Operating temperature [°C] 180.00 Operating temperature in °F: 356 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Spring material (X00) standard material Spring cap material: (J36) 0.7043 (GGG 40.3) Guide washer material: (K3F) Guide washer material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Lifting / cap material: (K8W) Lifting / Cap Material: 0.7040/ 60-40-18 Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L
4412.4554

Leser
High performance safety valve, type 441 DIN, closed spring hood, gas-tight lifting H4, for vapours, gases and liquids Technical specification: Order code output, line 1: K7TM33MB1K4XH03K3FP2AJ36X00H88 Order code output, line 2: H84H51H47H22L8JL64L49H01 Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal size inlet DN 65 Nominal size outlet DN 100 d0 (ASME-DIN) [mm] 60.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 10.00 Pressure unit: bar-g Response pressure [bar-g] 10.00 Set pressure in psi-g: 145.04 Cold set pressure [bar-g] 10.11 Cold Set Pressure [psi-g] 146.62 Operating temperature: 180 Temperature unit: °C - Celsius Operating temperature [°C] 180.00 Operating temperature in °F: 356 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Spring material (X00) standard material Spring cap material: (J36) 0.7043 (GGG 40.3) Guide washer material: (K3F) Guide washer material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Lifting / cap material: (K8W) Lifting / Cap Material: 0.7040/ 60-40-18 Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L

High performance safety valve, type 441 DIN, closed bonnet, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7TMB1K4XK3GP2AJ36X00H88H84H51 Order code output, line 2: H47H22L8JL64L49 Medium: steam steam Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal size inlet DN 125 Nominal size outlet DN 200 d0 (ASME-DIN) [mm] 98.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 23.00 Pressure unit: bar-g Response pressure [bar-g] 23.00 Set pressure in psi-g: 333.59 Cold set pressure [bar-g] 23.57 Cold Set Pressure [psi-g] 341.88 Operating temperature: 270 Temperature unit: °C - Celsius Operating temperature [°C] 270.00 Operating temperature in °F: 518 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Guide washer material: (K3G) Guide washer material: 1.0460/ SA-105 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 TAG No., Valve 1: PSV-1412F TAG No., Valve 2: PSV-1422F TAG-No., valve 3: ? TAG-No., valve 4: ? Type and position of the TAG No.: (M25) Labeling with tag (foil / paper)
4412.4582

Leser
High performance safety valve, type 441 DIN, closed bonnet, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7TMB1K4XK3GP2AJ36X00H88H84H51 Order code output, line 2: H47H22L8JL64L49 Medium: steam steam Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal size inlet DN 125 Nominal size outlet DN 200 d0 (ASME-DIN) [mm] 98.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 23.00 Pressure unit: bar-g Response pressure [bar-g] 23.00 Set pressure in psi-g: 333.59 Cold set pressure [bar-g] 23.57 Cold Set Pressure [psi-g] 341.88 Operating temperature: 270 Temperature unit: °C - Celsius Operating temperature [°C] 270.00 Operating temperature in °F: 518 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Guide washer material: (K3G) Guide washer material: 1.0460/ SA-105 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 TAG No., Valve 1: PSV-1412F TAG No., Valve 2: PSV-1422F TAG-No., valve 3: ? TAG-No., valve 4: ? Type and position of the TAG No.: (M25) Labeling with tag (foil / paper)
High performance safety valve, type 441 DIN, closed bonnet, gas-tight cap H2, for vapours, gases and liquids **with J23 O-Ring-Teller Technical specification: Order code output, line 1: K7TM33MB1K4XH03K3FP2AJ36X00H88 Order code output, line 2: H84H51H47H22L8JL64J59J23H01 Medium: gases gases Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal size inlet DN 32 Nominal size outlet DN 50 d0 (ASME-DIN) [mm] 29.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 25.00 Pressure unit: bar-g Response pressure [bar-g] 25.00 Set pressure in psi-g: 362.59 Cold set pressure [bar-g] 25.00 Cold Set Pressure [psi-g] 362.59 Operating temperature: 50 Temperature unit: °C - Celsius Operating temperature [°C] 50.00 Operating temperature in °F: 122 Plate, metallic / Wst.: (J59) made of material: 1.4104/ 430F Plate, soft sealing: (J23) with soft seal FKM "L"(Viton, Fluorel, Technoflon) Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Guide washer material: (K3F) Guide washer material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 TAG no., valve 1: PSV201 TAG no., valve 2: ??? Type and position of the TAG No.: (M25) Labeling with tag (foil / paper) General information Attachment: design calculation technical advice Please note the following: Due to the volume flow of 7500 Nm³/h to be discharged, we offer deviating from the Request to. Please take the calculation data from the design calculation sent with you.
4412.4522

Leser
High performance safety valve, type 441 DIN, closed bonnet, gas-tight cap H2, for vapours, gases and liquids **with J23 O-Ring-Teller Technical specification: Order code output, line 1: K7TM33MB1K4XH03K3FP2AJ36X00H88 Order code output, line 2: H84H51H47H22L8JL64J59J23H01 Medium: gases gases Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Nominal size inlet DN 32 Nominal size outlet DN 50 d0 (ASME-DIN) [mm] 29.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H47) PN 40 according to DIN EN 1092 Flange rating outlet (H51) PN 16 according to DIN EN 1092 Flange facing inlet: (H84) Form B1 (rough) according to DIN EN 1092 Flange sealing surface outlet: (H88) Form B1 (rough) according to DIN EN 1092 Response pressure: 25.00 Pressure unit: bar-g Response pressure [bar-g] 25.00 Set pressure in psi-g: 362.59 Cold set pressure [bar-g] 25.00 Cold Set Pressure [psi-g] 362.59 Operating temperature: 50 Temperature unit: °C - Celsius Operating temperature [°C] 50.00 Operating temperature in °F: 122 Plate, metallic / Wst.: (J59) made of material: 1.4104/ 430F Plate, soft sealing: (J23) with soft seal FKM "L"(Viton, Fluorel, Technoflon) Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Guide washer material: (K3F) Guide washer material: 1.0501 Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 TAG no., valve 1: PSV201 TAG no., valve 2: ??? Type and position of the TAG No.: (M25) Labeling with tag (foil / paper) General information Attachment: design calculation technical advice Please note the following: Due to the volume flow of 7500 Nm³/h to be discharged, we offer deviating from the Request to. Please take the calculation data from the design calculation sent with you.
High performance safety valve, type 441 ANSI, closed spring hood, gas-tight lifting H4, for vapours, gases and liquidsv M33 tests, acceptances H03 tests, acceptances H01 material quality certificate --- Technical specification: Order code output, line 1: K7TM33MB1K4XH03K3IP2AJ36X00L39 Order code output, line 2: H89H79H65H22L8JL64L49H01 Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Size inlet NPS 1" Size outlet NPS 2" d0 (ASME-DIN) [mm] 23.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H65) 300 lbs per ASME B 16.5 Flange rating outlet (H79) 150 lbs per ASME B 16.5 Flange facing inlet: (H89) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Flange sealing surface outlet: (L39) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Response pressure: 30.00 Pressure unit: bar-g Response pressure [bar-g] 30.00 Set pressure in psi-g: 435.11 Cold set pressure [bar-g] 30.00 Cold Set Pressure [psi-g] 435.11 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Guide washer material: (K3I) Guide washer material: 1.4104/ 430F Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord)
4412.4814

Leser
High performance safety valve, type 441 ANSI, closed spring hood, gas-tight lifting H4, for vapours, gases and liquidsv M33 tests, acceptances H03 tests, acceptances H01 material quality certificate --- Technical specification: Order code output, line 1: K7TM33MB1K4XH03K3IP2AJ36X00L39 Order code output, line 2: H89H79H65H22L8JL64L49H01 Housing material: (H22) Housing made of material 1.0619 (GP240GH) (with triple certificate: WCB,WCC,1.0619) Size inlet NPS 1" Size outlet NPS 2" d0 (ASME-DIN) [mm] 23.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H65) 300 lbs per ASME B 16.5 Flange rating outlet (H79) 150 lbs per ASME B 16.5 Flange facing inlet: (H89) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Flange sealing surface outlet: (L39) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Response pressure: 30.00 Pressure unit: bar-g Response pressure [bar-g] 30.00 Set pressure in psi-g: 435.11 Cold set pressure [bar-g] 30.00 Cold Set Pressure [psi-g] 435.11 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Guide washer material: (K3I) Guide washer material: 1.4104/ 430F Spindle material (K4X) Spindle material:1.4021 Pressure screw material: (K7T) 1.4104/ 430F + PTFE/ glass Stud bolts material item 55 (L8J) Material stud bolts Item 55: 1.7225/ SA-193 B7/ SA-320 L7 Hexagon nuts material item 56 (L9J) Material hexagon nuts item 56: 1.7225 / SA-194 size 7 / SA-320 7L Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord)

High Performance Safety Valve, Type 441 ANSI Full Nozzle, closed bonnet, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7UM33MB1K4ZH03I64J54X00L39H89 Order code output, line 2: H79H65H28L8KL64L44H01 Housing material: (H28) 1.4408 / CF8M Size inlet NPS 1" Size outlet NPS 2" d0 (ASME-DIN) [mm] 23.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H65) 300 lbs per ASME B 16.5 Flange rating outlet (H79) 150 lbs per ASME B 16.5 Flange facing inlet: (H89) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Flange sealing surface outlet: (L39) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Response pressure: 18.00 Pressure unit: bar-g Response pressure [bar-g] 18.00 Set pressure in psi-g: 261.07 Cold set pressure [bar-g] 18.00 Cold Set Pressure [psi-g] 261.07 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Seat Liner Material (L64) Seat bush material: 1.4404/316L Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring material (X00) standard material Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version Guide washer material: (I64) Guide washer material: 1.4401/ 1.4404/ 316/ 316L Spindle material (K4Z) Spindle material: 1.4404/ 316L Pressure screw material: (K7U) 1.4401/ 1.4404/ 316/ 316L + PTFE/ glass Lifting / cap material: (K8T) Lifting / cap material: 1.4404/ 316L Stud bolts material item 55 (L8K) Material stud bolts Item 55: 1.4401/A4-70/SA-193+320 B8M Hexagon nuts material item 56 (L9K) Material of hexagon nuts item 56: 1.4401/A4-70/SA-194-8M Blocking screw material: (MB5) Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204
4414.5682

Leser
High Performance Safety Valve, Type 441 ANSI Full Nozzle, closed bonnet, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7UM33MB1K4ZH03I64J54X00L39H89 Order code output, line 2: H79H65H28L8KL64L44H01 Housing material: (H28) 1.4408 / CF8M Size inlet NPS 1" Size outlet NPS 2" d0 (ASME-DIN) [mm] 23.0 Discharge coefficient D/G: 0.70 Coefficient of discharge F: 0.45 Flange rating inlet (H65) 300 lbs per ASME B 16.5 Flange rating outlet (H79) 150 lbs per ASME B 16.5 Flange facing inlet: (H89) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Flange sealing surface outlet: (L39) serrated spiral finish (Ra = 3.2 - 6.3μm) according to ASME B16.5 Response pressure: 18.00 Pressure unit: bar-g Response pressure [bar-g] 18.00 Set pressure in psi-g: 261.07 Cold set pressure [bar-g] 18.00 Cold Set Pressure [psi-g] 261.07 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Seat Liner Material (L64) Seat bush material: 1.4404/316L Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Spring material (X00) standard material Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version Guide washer material: (I64) Guide washer material: 1.4401/ 1.4404/ 316/ 316L Spindle material (K4Z) Spindle material: 1.4404/ 316L Pressure screw material: (K7U) 1.4401/ 1.4404/ 316/ 316L + PTFE/ glass Lifting / cap material: (K8T) Lifting / cap material: 1.4404/ 316L Stud bolts material item 55 (L8K) Material stud bolts Item 55: 1.4401/A4-70/SA-193+320 B8M Hexagon nuts material item 56 (L9K) Material of hexagon nuts item 56: 1.4401/A4-70/SA-194-8M Blocking screw material: (MB5) Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204
full lift safety valve (ADJUST NOT AFTER ADJUSTMENT) CODE: ZL459325123 4593.2512 LESER E. VALVE 430F G1" Set pressure: 12 bar (175 psi)
DN25 INLET DN25 OUTPUT - 316ss

Leser
full lift safety valve (ADJUST NOT AFTER ADJUSTMENT) CODE: ZL459325123 4593.2512 LESER E. VALVE 430F G1" Set pressure: 12 bar (175 psi)
FULL LIFT Set pressure: 52 barg Working pressure: 71barg- 288°C saturated Capacity: 28.8 tons/h saturated steam It will be purchased together with the spare seat repair kit. Type: 4572.6125 DN80/100 Pressure Class PN100/40 259 (°C)
SPRING SAFETY VALVE

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FULL LIFT Set pressure: 52 barg Working pressure: 71barg- 288°C saturated Capacity: 28.8 tons/h saturated steam It will be purchased together with the spare seat repair kit. Type: 4572.6125 DN80/100 Pressure Class PN100/40 259 (°C)
FULL LIFT Set pressure: 51.5 barg Working pressure: 45barg- 259°C saturated Capacity: 52 tons/h saturated steam It will be purchased together with the spare seat repair kit. Type: 4572.6125 DN80/100 Pressure Class PN100/40 259 (°C)
SPRING SAFETY VALVE

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FULL LIFT Set pressure: 51.5 barg Working pressure: 45barg- 259°C saturated Capacity: 52 tons/h saturated steam It will be purchased together with the spare seat repair kit. Type: 4572.6125 DN80/100 Pressure Class PN100/40 259 (°C)
FLGD . MODEL 4412.4554, REF. NO. 01 - 55010.2/1 , DN 65 , SET PRESS. 40BAR , BODY MAT. GP 240 GH ( 1.0619 ) REF. LESERGUIDE W/BUSHPOS.8
PRESSURE SAFETY VALVE

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FLGD . MODEL 4412.4554, REF. NO. 01 - 55010.2/1 , DN 65 , SET PRESS. 40BAR , BODY MAT. GP 240 GH ( 1.0619 ) REF. LESERGUIDE W/BUSHPOS.8
FLGD . MODEL 4412.4554, REF. NO. 01 - 55010.2/1 , DN 65 , SET PRESS. 40BAR , BODY MAT. GP 240 GH ( 1.0619 ) REF. LESERDISK, POS.7
PRESSURE SAFETY VALVE

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FLGD . MODEL 4412.4554, REF. NO. 01 - 55010.2/1 , DN 65 , SET PRESS. 40BAR , BODY MAT. GP 240 GH ( 1.0619 ) REF. LESERDISK, POS.7
Diameter: ¾" G male inlet / ¾" G female outlet Setting Pressure: 20 barg Material: 1.4104 Type: Full lift - Closed bonnet - Leverless
4373.2602/-

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Diameter: ¾" G male inlet / ¾" G female outlet Setting Pressure: 20 barg Material: 1.4104 Type: Full lift - Closed bonnet - Leverless
Compact performance Conventional execution General Position No.: 10 LESER Order Code: K7RMB1K4XH03K3IP2AJ36X00V55V66L49MA2H01 Operating Conditions Set pressure: 14.00 bar-g Minimum back pressure: 0.00 bar-g Maximum back pressure: 0.00 bar-g Operating temperature: 20 °C Valve Data Part No.: 4593.2514 Valve type: Conventional Dimensions: 52 mm / 75 mm / 298 mm Orifice diameter (d₀): 13.0 mm Weight: 4.2 kg Flow area: 132.7 mm² Discharge coefficient (ASME/PED): 0.566 / 0.530 Thread inlet: G 3/4" male Thread outlet: G 1" female Inlet pressure rating: PN 250 Outlet pressure rating: PN 40 Materials Inlet nozzle: 1.4104 / 430F – Stainless Steel Disc: 1.4122 – Hardened Stainless Steel Outlet body: 1.0619 / SA-216 WCB/WCC – Carbon Steel Spring: EN 10270-2-FDSiCr Spindle: 1.4021 – Stainless Steel Spring bonnet: GGG 40.3 – Carbon Steel Spring pressure range: 13.81 – 20.50 bar-g
4593.2514

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Compact performance Conventional execution General Position No.: 10 LESER Order Code: K7RMB1K4XH03K3IP2AJ36X00V55V66L49MA2H01 Operating Conditions Set pressure: 14.00 bar-g Minimum back pressure: 0.00 bar-g Maximum back pressure: 0.00 bar-g Operating temperature: 20 °C Valve Data Part No.: 4593.2514 Valve type: Conventional Dimensions: 52 mm / 75 mm / 298 mm Orifice diameter (d₀): 13.0 mm Weight: 4.2 kg Flow area: 132.7 mm² Discharge coefficient (ASME/PED): 0.566 / 0.530 Thread inlet: G 3/4" male Thread outlet: G 1" female Inlet pressure rating: PN 250 Outlet pressure rating: PN 40 Materials Inlet nozzle: 1.4104 / 430F – Stainless Steel Disc: 1.4122 – Hardened Stainless Steel Outlet body: 1.0619 / SA-216 WCB/WCC – Carbon Steel Spring: EN 10270-2-FDSiCr Spindle: 1.4021 – Stainless Steel Spring bonnet: GGG 40.3 – Carbon Steel Spring pressure range: 13.81 – 20.50 bar-g
Compact performance Conventional Execution
4593.2522

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Compact performance Conventional Execution
Compact Performance Conventional Version Serial number: 11774769
4593.2512

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Compact Performance Conventional Version Serial number: 11774769
Compact Performance safety valve, type 462, soft seal, closed bonnet, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7RM33MB1K4XH03K3IP2AJ99X00V55 Order code issue, line 2: V66L44J23MA2H01 Medium: gases gases E-body material : 1.4404/316L 1.4404 / 316L Weighted Connection Entry: (V55) External thread G 3/4" according to DIN ISO 228-1 Threaded outlet: (V66) Internal thread G 1" according to DIN ISO 228-1 Nominal size inlet G 3/4" Nominal size outlet G 1" Pressure stage entry PN 250 Pressure stage outlet PN 100 d0 (ASME-DIN) [mm] 9.0 Response pressure: 50.00 Pressure unit: bar-g Response pressure [bar-g] 50.00 Set pressure in psi-g: 725.19 External back pressure: constant constant external pressure constant external back pressure: 17.00 cdtp calculation based on: differential pressure method/const. Differential pressure method (response pressure minus external back pressure) Cold set pressure [bar-g] 33.00 Cold Set Pressure [psi-g] 478.62 Operating temperature: 50 Temperature unit: °C - Celsius Operating temperature [°C] 50.00 Operating temperature in °F: 122 Plate, metallic / material: (L44) made of material 1.4404/ 316L Plate, soft sealing: (J23) with soft seal FKM "L"(Viton, Fluorel, Technoflon) Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7R) Pressure screw material: 1.4104 Spring cap material: (J99) Spring cap material 1.0619/ WCB/ WCC Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 TAG No., valve 1: PSV101 TAG no., valve 2: ??? Type and position of the TAG No.: (M25) Labeling with tag (foil / paper) Discharge coefficient D/G: 0.83 Coefficient of discharge F: 0.61 General information Attachment: design calculation
4622.3772

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Compact Performance safety valve, type 462, soft seal, closed bonnet, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7RM33MB1K4XH03K3IP2AJ99X00V55 Order code issue, line 2: V66L44J23MA2H01 Medium: gases gases E-body material : 1.4404/316L 1.4404 / 316L Weighted Connection Entry: (V55) External thread G 3/4" according to DIN ISO 228-1 Threaded outlet: (V66) Internal thread G 1" according to DIN ISO 228-1 Nominal size inlet G 3/4" Nominal size outlet G 1" Pressure stage entry PN 250 Pressure stage outlet PN 100 d0 (ASME-DIN) [mm] 9.0 Response pressure: 50.00 Pressure unit: bar-g Response pressure [bar-g] 50.00 Set pressure in psi-g: 725.19 External back pressure: constant constant external pressure constant external back pressure: 17.00 cdtp calculation based on: differential pressure method/const. Differential pressure method (response pressure minus external back pressure) Cold set pressure [bar-g] 33.00 Cold Set Pressure [psi-g] 478.62 Operating temperature: 50 Temperature unit: °C - Celsius Operating temperature [°C] 50.00 Operating temperature in °F: 122 Plate, metallic / material: (L44) made of material 1.4404/ 316L Plate, soft sealing: (J23) with soft seal FKM "L"(Viton, Fluorel, Technoflon) Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7R) Pressure screw material: 1.4104 Spring cap material: (J99) Spring cap material 1.0619/ WCB/ WCC Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 TAG No., valve 1: PSV101 TAG no., valve 2: ??? Type and position of the TAG No.: (M25) Labeling with tag (foil / paper) Discharge coefficient D/G: 0.83 Coefficient of discharge F: 0.61 General information Attachment: design calculation
Compact Performance safety valve, type 459, closed spring hood, gas-tight lifting H4, for vapours, gases and liquids Weight: 5 KG / ST Commodity number: 84814010 Technical specification: Order code output, line 1: K7RMB1K4XH03L50K3IP2AJ36X00V56 Order code issue, line 2: V67L49MA2H01 E body material: 1.4104/430 1.4104 / 430 Wrong Connection Entry: (V56) External thread G 1" according to DIN ISO 228-1 Threaded outlet: (V67) Internal thread G 1 1/2" according to DIN ISO 228-1 Nominal diameter entry G 1" Nominal size outlet G 1 1/2" Pressure stage entry PN 160 Pressure stage outlet PN 40 d0 (ASME-DIN) [mm] 17.5 Response pressure: 3.70 Pressure unit: bar-g Response pressure [bar-g] 3.70 Set pressure in psi-g: 53.66 Cold set pressure [bar-g] 3.70 Cold Set Pressure [psi-g] 53.66 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7R) Pressure screw material: 1.4104 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 Pressure setting: (L50) Valve set, but set pressure not stamped on nameplate Discharge coefficient D/G: 0.79 Coefficient of discharge F: 0.52
4593.2524

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Compact Performance safety valve, type 459, closed spring hood, gas-tight lifting H4, for vapours, gases and liquids Weight: 5 KG / ST Commodity number: 84814010 Technical specification: Order code output, line 1: K7RMB1K4XH03L50K3IP2AJ36X00V56 Order code issue, line 2: V67L49MA2H01 E body material: 1.4104/430 1.4104 / 430 Wrong Connection Entry: (V56) External thread G 1" according to DIN ISO 228-1 Threaded outlet: (V67) Internal thread G 1 1/2" according to DIN ISO 228-1 Nominal diameter entry G 1" Nominal size outlet G 1 1/2" Pressure stage entry PN 160 Pressure stage outlet PN 40 d0 (ASME-DIN) [mm] 17.5 Response pressure: 3.70 Pressure unit: bar-g Response pressure [bar-g] 3.70 Set pressure in psi-g: 53.66 Cold set pressure [bar-g] 3.70 Cold Set Pressure [psi-g] 53.66 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L49) made of material: 1.4122 Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7R) Pressure screw material: 1.4104 Spring cap material: (J36) 0.7043 (GGG 40.3) Spring material (X00) standard material Color scheme: (P2A) 1-layer coating system in RAL 5005 according to LID 1608.03 Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 Pressure setting: (L50) Valve set, but set pressure not stamped on nameplate Discharge coefficient D/G: 0.79 Coefficient of discharge F: 0.52
Compact Performance safety valve, type 459, closed spring hood, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7SMB1K4ZL50I63J54X00V55V66L44 Order code output, line 2: (MA3) E-body material : 1.4404/316L 1.4404 / 316L Weighted Connection Entry: (V55) External thread G 3/4" according to DIN ISO 228-1 Threaded outlet: (V66) Internal thread G 1" according to DIN ISO 228-1 Nominal size inlet G 3/4" Nominal size outlet G 1" Pressure stage entry PN 160 Pressure stage outlet PN 100 d0 (ASME-DIN) [mm] 13.0 Response pressure: 12.38 Pressure unit: bar-g Response pressure [bar-g] 12.38 Set pressure in psi-g: 179.56 Cold set pressure [bar-g] 12.38 Cold Set Pressure [psi-g] 179.56 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7S) Pressure screw material: 1.4404/ 316L Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version Spring material (X00) standard material Pressure setting: (L50) Valve set, but set pressure not stamped on nameplate Discharge coefficient D/G: 0.81 Coefficient of discharge F: 0.53 General information Like serial no. 11600360. That means without certificates, approvals and without setting the response pressure. Please check whether this is what you want.
4594.2172

Leser
Compact Performance safety valve, type 459, closed spring hood, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7SMB1K4ZL50I63J54X00V55V66L44 Order code output, line 2: (MA3) E-body material : 1.4404/316L 1.4404 / 316L Weighted Connection Entry: (V55) External thread G 3/4" according to DIN ISO 228-1 Threaded outlet: (V66) Internal thread G 1" according to DIN ISO 228-1 Nominal size inlet G 3/4" Nominal size outlet G 1" Pressure stage entry PN 160 Pressure stage outlet PN 100 d0 (ASME-DIN) [mm] 13.0 Response pressure: 12.38 Pressure unit: bar-g Response pressure [bar-g] 12.38 Set pressure in psi-g: 179.56 Cold set pressure [bar-g] 12.38 Cold Set Pressure [psi-g] 179.56 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7S) Pressure screw material: 1.4404/ 316L Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version Spring material (X00) standard material Pressure setting: (L50) Valve set, but set pressure not stamped on nameplate Discharge coefficient D/G: 0.81 Coefficient of discharge F: 0.53 General information Like serial no. 11600360. That means without certificates, approvals and without setting the response pressure. Please check whether this is what you want.
Compact Performance safety valve, type 459, closed spring hood, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7SM33MB1K4ZH03I63J54X00I31I49 Order code output, line 2: L44MA9MA3MA8MA6H01 E-body material : 1.4404/316L 1.4404 / 316L Fl.Conn.Entry: (I31) DN 25 PN 40 according to DIN EN 1092 Flow connection outlet: (I49) DN 40 PN 40 according to DIN EN 1092 Nominal size inlet DN 25 Nominal size outlet DN 40 Pressure stage entry PN 40 Pressure stage outlet PN 40 d0 (ASME-DIN) [mm] 13.0 Response pressure: 40.00 Pressure unit: bar-g Response pressure [bar-g] 40.00 Set pressure in psi-g: 580.15 Cold set pressure [bar-g] 40.00 Cold Set Pressure [psi-g] 580.15 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7S) Pressure screw material: 1.4404/ 316L Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version the material (X00) standard material Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing # Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 Discharge coefficient D/G: 0.81 Coefficient of discharge F: 0.53
4594.2172

Leser
Compact Performance safety valve, type 459, closed spring hood, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7SM33MB1K4ZH03I63J54X00I31I49 Order code output, line 2: L44MA9MA3MA8MA6H01 E-body material : 1.4404/316L 1.4404 / 316L Fl.Conn.Entry: (I31) DN 25 PN 40 according to DIN EN 1092 Flow connection outlet: (I49) DN 40 PN 40 according to DIN EN 1092 Nominal size inlet DN 25 Nominal size outlet DN 40 Pressure stage entry PN 40 Pressure stage outlet PN 40 d0 (ASME-DIN) [mm] 13.0 Response pressure: 40.00 Pressure unit: bar-g Response pressure [bar-g] 40.00 Set pressure in psi-g: 580.15 Cold set pressure [bar-g] 40.00 Cold Set Pressure [psi-g] 580.15 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7S) Pressure screw material: 1.4404/ 316L Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version the material (X00) standard material Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing # Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 Discharge coefficient D/G: 0.81 Coefficient of discharge F: 0.53
Compact Performance safety valve, type 459, closed spring cap, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7SM33MB1K4ZH03I63J54X00I31I49 Order code output, line 2: L44MA9MA3MA8MA6H01 E-body material : 1.4404/316L 1.4404 / 316L Fl.Conn.Entry: (I31) DN 25 PN 40 according to DIN EN 1092 Flow connection outlet: (I49) DN 40 PN 40 according to DIN EN 1092 Nominal size inlet DN 25 Nominal size outlet DN 40 Pressure stage entry PN 40 Pressure stage outlet PN 40 d0 (ASME-DIN) [mm] 13.0 Response pressure: 40.00 Pressure unit: bar-g Response pressure [bar-g] 40.00 Set pressure in psi-g: 580.15 Cold set pressure [bar-g] 40.00 Cold Set Pressure [psi-g] 580.15 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7S) Pressure screw material: 1.4404/ 316L Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version Spring material (X00) standard material Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 Discharge coefficient D/G: 0.81 Coefficient of discharge F: 0.53
4594.2172

Leser
Compact Performance safety valve, type 459, closed spring cap, gas-tight cap H2, for vapours, gases and liquids Technical specification: Order code output, line 1: K7SM33MB1K4ZH03I63J54X00I31I49 Order code output, line 2: L44MA9MA3MA8MA6H01 E-body material : 1.4404/316L 1.4404 / 316L Fl.Conn.Entry: (I31) DN 25 PN 40 according to DIN EN 1092 Flow connection outlet: (I49) DN 40 PN 40 according to DIN EN 1092 Nominal size inlet DN 25 Nominal size outlet DN 40 Pressure stage entry PN 40 Pressure stage outlet PN 40 d0 (ASME-DIN) [mm] 13.0 Response pressure: 40.00 Pressure unit: bar-g Response pressure [bar-g] 40.00 Set pressure in psi-g: 580.15 Cold set pressure [bar-g] 40.00 Cold Set Pressure [psi-g] 580.15 Operating temperature: 20 Temperature unit: °C - Celsius Operating temperature [°C] 20.00 Operating temperature in °F: 68 Plate, metallic / material: (L44) made of material 1.4404/ 316L Sealing ring material: (MB1) Sealing ring made of graphite/1.4401 Pressure screw material: (K7S) Pressure screw material: 1.4404/ 316L Spring cap material: (J54) Spring cap material 1.4408 / CF8M, cast version Spring material (X00) standard material Decrease: (M33) Proof of testing the set pressure (TRB 513 4.2, TRD 504 3.3.4): EN 10204-3.2 (TÜV-Nord) Material quality verification for: (H01) Housing – Position 1 with material quality certificate 3.1 according to DIN EN 10204 Documentation: (H03) LESER CGA Certificate for Global Application Inspection certificate 3.1 according to DIN EN10204 Discharge coefficient D/G: 0.81 Coefficient of discharge F: 0.53