API602 Integral Flange Check Valve

RSF VALVE is a leading manufacturer of oil and gas industry valves. We have more than 15 years experience in producing API602 forged steel gate valve, globe valve, swing check valve and piston check valve, etc.

We have completed own production line which including forging factory, heat treatment workshop, CNC machining workshop, and we have our own ISO17025 certified laboratory. 

For 2" and smaller Gate Globe and Check valves, forged steel valves are introduced. Compared with castings, forged valve bodies offer the advantages of more uniform structure, greater density, higher strength integrity, enhanced dimensional characteristics and closer dimensional tolerances.

The design of forged steel GGC valves are also various: Full port, conventional port / reduced port; bolt bonnet, welded bonnet and pressure seal bonnet; socket weld (SW), threaded, butt welded (BW) and flanged end. Special designs include bellows seal gate valve, cryogenic gate valve to -196C, extended body gate valve, per customers' requirements.

Standard:
Basic Design: API 602, ASME B16.34
Face to Face: ASME B16.10, EN 558, Manufacturer’s standard
Connecting End: ASME B1.20.1, ASME B16.11, ASME B16.25, ASME B16.5, EN 1092
Pressure Test: API598, EN 12266

Design Feature:
Outside Screw & Yoke ( OS&Y)

Integral backseat

Solid wedge, Plug Disc Glob, Piston Check, Swing Check
Full port or conventional port (Regular Port)
Bolted Bonnet with spiral-wound gasket 

Welded Bonnet or Pressure Seal Bonnet
Socket Weld (SW), Butt Weld (BW), NPT, BSP Threaded End

Sizes: 1/2" - 2" (DN12 - DN50)
Pressure Class: Class 150 - Class 2500 or PN 16 - PN 420

Material:

Body: A105, LF2, F11, F22, F5, F304, F304L, F316, F316L, etc.
Trim: Trim 1, trim 2, trim 8, trim 5, etc. according to table 8 API 600

Operation:

Handwheel

Optional:

Stem Extension, Y-Pattern

Angle Globe Valve, Locking Device

NACE MR 01-75

Packing: Graphite + Inconel Wire

100mm welded nipple

Thanks for your selection of RSF’s API 602 forged steel Gate Globe Check valve! If you have any inquiries of our oil and gas industry valves such as ball valve, gate valve, globe valve, check valve or butterfly valve, please don’t hesitate to call us or email us!