Forged Steel Lift Check Valve

• Media: Water
• Temperature: Ordinary Temperature
• Material: Stainless Steel
• Connection Form: Flange
• Structure: Elevated
• Pressure: Low Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Painting: Vatac Standard or OEM
• Size: 2"-24"
• Class: 150 to 2500
• Ends: Flange, Rtj, Bw
• Standards: API 602
• Test: API 598
• Pressure & Temperature Rating: ASME B16.34
• Transport Package: Sea Worthy
• Specification: API 6D, BS1868, DIN3202, ISO
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 8481804090
• Production Capacity: 52000 PCS PE Year

Product Description

Production Standards:

Check Valve Design: API 6D; BS 1868
Face to face: ANSI B16.10
Flange Ends: ANSI B16.5; ANSI B16.47
Inspecting/Testing: API 598 / API 6D

Design Description:

Bolted Cover
Piston Lift Disc, Full Bore Design
Renewable Seat Rings / Integral Seat Rings.
Spring Loading Disc
Horizontal Servece
Size: 2" - 24"
Pressure: 150LB - 2500LB
Connection: Flanges, RTJ Flange, Butt Weld

Material:

Carbon Steel, Forged Steel, Stainless Steel
GS-C25, LCB, LCC, LC1, CF8, CF8M, CF3, CF3M,
WC6, WC9, C5, C12, C12A
Specifical Material:
Duplex Steel, Super Duplex Steel, Inconel
GR4A, GR6A, CY-40, Inconel 600

WINDMILL Swing Check Valve Feature:
Bolted Bonnet Cap
Pressure Seal Bonnet
Renewable Seat Rings
Non-penetrate Disc Shaft
Horizontal Servece
Size: 1/2"-48"
Pressure: 150LB-2500LB
Connection: Flanges, RTJ Flange, Butt Weld, Groove

Main Part & Materials
Part Names	Part Materials
Body	A105	LF2	F22	F304	F316	F304L	F316L	B62
Bonnet	A105	LF2	F22	F304	F316	F304L	F316L	B62
Disc/Ball/Wedge	A105	SS304	F22	F304	F316	F304L	F316L	B62
Seat/Seat Ring	13%Cr	SS304	13%Cr	F304	F316	F304L	F316L	B62
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Bolts/Nuts	B7/2H	L7/4	B16/4	B8/8	B8M/8M	B8/8	B8M/8M	B8M/8M
Suitable Medium	W.O.G etc.			HNO3, CH3OOH etc.				Sea Water etc.
Suitable Temperature	-29~425 °C	-46~340 °C	-46~340 °C	-196~427 °C	-196~427 °C	-196~427 °C	-196~427 °C	-29~220 °C