"LESER"INSTRUMENT DEVICES

COMPACT PERFORMANCE SAFETY VALVE, TYOE:437

Part number:4373.260204/09

Technical features Type 437

Set pressure: (according to ASME) 0.1 - 365 bar | 1.5 - 5,294 psig
Set pressure: (according to CE) 0.1 - 365 bar | 1.5 - 5,294 psig
Temperature: (according to ASME) -270 to 280 °C | -454 to 536 °F
Temperature: (according to CE) -268 to 280 °C | -450 to 536 °F
Capacity: B+ to C
Connections DIN EN 1092: G/R: NPS 3/8 to NPS 1 | DN 15 - DN 25
Connections ASME B16.5: NPT: NPS 1/2 to NPS 1 | NPS 1/2 to NPS 1
Flange class Inlet DIN EN 1092: PN 40 - PN 400
Flange class Inlet ASME B16.5: Class 150 - Class 2500
Body material: .4104, 1.4404 | SA 479 430, SA 479 316L
Narrowest flow diameter d₀: 6 - 10 mm | 0.236 - 0.394 in
Narrowest flow area A₀:  28.3 - 78.5 mm² | 0.044 - 0.122 in²
Seat gasket: Metallic