Product information

Type: Safety Relief valves
Connections: ASME/ANSI B16.5 ANSI 150/300/600/900/1500/2500
Dimensions: ½”x1” to 16”x20”
Material: Carbon steel A 216 WCB /WCC, A 217 WC6, S.S. A 351 CF3M and Duplex
Temperature range: -196ºC to +555ºC

Technical information

Applications: Steam, gases, vapours and liquids
Minimum Set pressure: 0,2 barg; With bellows 2 barg
Seat: Metal-metal, PTFE, Viton and Stellite
Overpressure: 10% for steam, gas and vapour; 20% fire exposure and 25% for liquids
Blowdown: 10% Tolerance Set pressure: ± 3%


Calculation: API RP 520 Design/Size: API STD 526, ASME Section VIII
Materials: EN /ASTM /ASME
Inspection: EN-4126-1 /7, API STD 527 MSS-SP55
Tolerances: EN-4126-1 and ASME UG-126