Check Valves

Standard: API, DIN, JIS, GB, API 600, API 602, API 603, ANSI. 
Material: Stainless Steel, Carbon Steel, Brass, Bronze, Alloy Steel, Titanium, 904l, Ductile Iron, Cast Iron Forged Steel, Cast Steel.
Size: 1/2"~28", DN15~DN800.
Pressure: 150LB~2500LB, PN10~PN420.
Type: Swing, Dual Plate, Wafer, Pressure Seal, Y Type, Flanged, Cryogenic, Low Tempreature, Lift, Ball Type, Tilting Disc, Rubber Flapper, Lined, Non Slam, Silent, Vertical, Multifunctional, Sanitary.

A check valve, clack valve, non-return valve a treadmill-way valve is really a mechanical device, a valve, which normally enables fluid (liquid or gas) to circulate through it in just one direction. Check valves are a couple of-port valves, meaning they've two openings in your body, one for fluid to go in and yet another for fluid to depart. There are numerous kinds of check valves utilized in a multitude of applications. Check valves are frequently a part of common household products. Although these come in an array of sizes and charges, many check valves are extremely small, simple, and/or cheap. Check valves work instantly and many aren't controlled with a person or any exterior control accordingly, most have no valve handle or stem. The bodies (exterior shells) on most check valves are constructed with plastic or metal.
 
An essential concept in check valves may be the cracking pressure the minimum upstream pressure where the valve will operate. Often the check valve is made for and may therefore be specified for any specific cracking pressure. Tilting Disc Check Valve with Counterweight Arm & Cylinder, Cast iron, Ductile iron, WCB

Tilting Disc Check Valve with Counterweight Arm & Cylinder, Cast iron, Ductile iron, WCB

Stainless Steel Sanitary Check Valve, SS 304 / 316 / 304L / 316L

Stainless Steel Sanitary Check Valve, SS 304 / 316 / 304L / 316L

SFCV Rubber Flapper Swing Check Valve, Cast iron, Ductile iron, WCB

SFCV Rubber Flapper Swing Check Valve, Cast iron, Ductile iron, WCB

Power Station Pressure Seal Swing Check Valve, WCB, WC1, WC6, WC9

Power Station Pressure Seal Swing Check Valve, WCB, WC1, WC6, WC9

JHL41X Multifunctional Check Valve, WCB, SS 304 / 316 / 304L / 316L

JHL41X Multifunctional Check Valve, WCB, SS 304 / 316 / 304L / 316L

Jacketed Swing Check Valve, 1.6-16 MPa

Jacketed Swing Check Valve, 1.6-16 MPa

HQ41X Y Type Ball Check Valve, Cast iron, Ductile iron, WCB

HQ41X Y Type Ball Check Valve, Cast iron, Ductile iron, WCB

HH44 Non Slam Swing Check Valve with Counterweight arm, Cast iron, Ductile iron, WCB

HH44 Non Slam Swing Check Valve with Counterweight arm, Cast iron, Ductile iron, WCB

H44N Brass Swing Check Valve for Oxygen

H44N Brass Swing Check Valve for Oxygen

H42X Silent Check Valve, Cast iron, WCB

H42X Silent Check Valve, Cast iron, WCB

H41 Rubber / PTFE / FEP / PFA Lined Check Valve

H41 Rubber / PTFE / FEP / PFA Lined Check Valve

Forged steel Y Type Check Valve, Class 150/300/600/800

Forged steel Y Type Check Valve, Class 150/300/600/800

Forged steel Pressure Seal Swing Check Valve, A105, F304(L), F22

Forged steel Pressure Seal Swing Check Valve, A105, F304(L), F22

Flanged Pressure Seal Check Valve, Class 900, 1500, 2500 LB

Flanged Pressure Seal Check Valve, Class 900, 1500, 2500 LB

Dual Plate Check Valve, Stainless steel, Carbon Steel

Dual Plate Check Valve, Stainless steel, Carbon Steel

Cast Steel Swing Check Valves, Class 900, 1500 LB

Cast Steel Swing Check Valves, Class 900, 1500 LB

API 602 Forged Swing/Piston Check Valve, Class 800-1500 LB

API 602 Forged Swing/Piston Check Valve, Class 800-1500 LB

API 602 Forged Swing/Lift Flanged Check Valve, 1/2-2 Inch

API 602 Forged Swing/Lift Flanged Check Valve, 1/2-2 Inch

API 600/603 Cast Steel Swing Check Valve, Class 150, 300, 600

API 600/603 Cast Steel Swing Check Valve, Class 150, 300, 600

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