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ASME B16.34 Check Valve

186 products found

An ASME B16.34 check valve is a high-integrity backflow prevention valve designed in strict accordance with the foundational American Society of Mechanical Engineers standard for pressure-rated valves. As the industry's ultimate safety benchmark, ASME B16.34 dictates precise wall thicknesses, material classifications, non-destructive testing (NDT) criteria, and strict pressure-temperature ratings for the valve shell to ensure maximum structural integrity. Operating automatically via line pressure to permit unidirectional flow and prevent reverse backflow, these check valves are available in swing, piston, or ball configurations with flanged or welding ends. As a distinguished platform representing multiple China check valve manufacturers, we supply valves precision-machined and rigorously pressure-tested to comply with ASME B16.34 safety margins in full, providing certified, leak-tight operation and uncompromised reliability for the most demanding high-pressure global pipeline applications.

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Integral Flanged Piston Check Valve, ASTM A105N, 1 Inch, Class 1500

DERVOS VALVES INDUSTRY CO., LTD

Integral Flanged Piston Check Valve, ASTM A105N, 1 Inch, Class 1500

China Piston Check Valve Producer Offers Integral Flanged Piston Check Valve, ASTM A105N, 1 Inch, Cl...
Bolted Bonnet A105N Check Valve, CL2500, 1 Inch, Socket/Butt-Welded

DERVOS VALVES INDUSTRY CO., LTD

Bolted Bonnet A105N Check Valve, CL2500, 1 Inch, Socket/Butt-Welded

China Threaded Check Valve Factory Makes Bolted Bonnet A105N Check Valve, Class 2500 LB, 1 Inch, Thr...
Pressure-Seal Bonnet Check Valve, ASTM A105N, 1 Inch, Class 1500

DERVOS VALVES INDUSTRY CO., LTD

Pressure-Seal Bonnet Check Valve, ASTM A105N, 1 Inch, Class 1500

High Pressure Check Valve Supplier in China Offers Pressure-Seal Bonnet Check Valve, ASTM A105N, 1 I...
Pressure-Seal Bonnet Check Valve, 1500-2500 LB, 1/2-4 Inch, API 602

DERVOS VALVES INDUSTRY CO., LTD

Pressure-Seal Bonnet Check Valve, 1500-2500 LB, 1/2-4 Inch, API 602

China API 602 Check Valve Fabricator Provides Pressure-Seal Bonnet Check Valve, 1500-2500 LB, 1/2-4 ...
Pressure Seal Bonnet Swing Check Valve, A217 WC9, 16IN CL2500

Baltic Valve Co., Ltd.

Pressure Seal Bonnet Swing Check Valve, A217 WC9, 16IN CL2500

Model Number: 1-1

China Pressure Seal Bonnet Swing Check Valve Manufacturer Offers Pressure Seal Bonnet Swing Check Va...
Pressure Seal Swing Check Valve, A216 WCB 18 Inch, 900 LB, RTJ

Baltic Valve Co., Ltd.

Pressure Seal Swing Check Valve, A216 WCB 18 Inch, 900 LB, RTJ

Model Number: 1-2

China A216 WCB Pressure Seal Swing Check Valve Factory Offers Pressure Seal Swing Check Valve: ASTM ...
PSB Tilting Disc Check Valve, A105, 10 Inch, 2500LB, ASME B16.34

Baltic Valve Co., Ltd.

PSB Tilting Disc Check Valve, A105, 10 Inch, 2500LB, ASME B16.34

Model Number: 1-1

China PSB Tilting Disc Check Valve Manufacturer Offers PSB Tilting Disc Check Valve: Pressure Seal B...
BB Tilting Disc Check Valve, A217 C12, 6IN CL300, BS 1868, RF

Baltic Valve Co., Ltd.

BB Tilting Disc Check Valve, A217 C12, 6IN CL300, BS 1868, RF

Model Number: 1-2

China BB Tilting Disc Check Valve Factory Offers BB Tilting Disc Check Valve: Bolted Bonnet, A217 C1...
API 602 Check Valve

Wenzhou Unique Valve Co., Ltd.

API 602 Check Valve

API 602 Check Valve Manufacturer in China: API 602 Check Valve, Forged Steel, 1/4-4 Inch, Class 150-...
Forged Carbon Steel Check Valve

Wenzhou Unique Valve Co., Ltd.

Forged Carbon Steel Check Valve

Forged Carbon Steel Check Valve Maker in China: Forged Carbon Steel Check Valve, DN8-DN50, 1/4-2 Inc...
Forged Stainless Steel Check Valve

Wenzhou Unique Valve Co., Ltd.

Forged Stainless Steel Check Valve

Forged Stainless Steel Check Valve Fabricator in China: Forged Stainless Steel Check Valve, 1/4-2 In...
Pressure Seal Check Valve

Wenzhou Unique Valve Co., Ltd.

Pressure Seal Check Valve

Pressure Seal Check Valve Fabricator in China: Pressure Seal Check Valve, 1/2-4 Inch, Class 1500-250...
Lift Check Valves: BS 1868 - 1873, API 6D, ASME B16.34

Zhejiang Xinhai Valve Manufacturing Co., Ltd.

Lift Check Valves: BS 1868 - 1873, API 6D, ASME B16.34

Model Number: LCV API 6D

Cast Steel Lift Check Valves: BS 1868, BS 1873, API 6D, ASME B16.34, Carbon, Stainless, Alloy, Bolte...
API 6D Swing Check Valve, 1-1/2-60 Inch, 150-1500 LB

medvalve

API 6D Swing Check Valve, 1-1/2-60 Inch, 150-1500 LB

API 6D Swing Check Valve Supplier: Swing Check Valves, API 6D, BS 1868, ASME B16.34, 1-1/2-60 Inch, ...
Pressure Seal Bonnet Check Valve, 1-1/2-24 Inch, 600-2500 LB

medvalve

Pressure Seal Bonnet Check Valve, 1-1/2-24 Inch, 600-2500 LB

Pressure Seal Check Valve Provider: Pressure Seal Bonnet Check Valves, 1-1/2-24 Inch, Class 600-2500...
Bolted Bonnet Tilt Disc Check Valve, 2-30 Inch, 150-600 LB

medvalve

Bolted Bonnet Tilt Disc Check Valve, 2-30 Inch, 150-600 LB

Bolted Bonnet Tilt Disc Check Valve Maker: Bolted Bonnet Check Valves, Tilting Disc, 2-30 Inch, Clas...
Dual Plate Wafer Check Valve, 1/2-60 Inch, 150-2500 LB

medvalve

Dual Plate Wafer Check Valve, 1/2-60 Inch, 150-2500 LB

Dual Plate Wafer Check Valve Manufacturer: Wafer Dual Plate Check Valves, 1/2-60 Inch, Class 150-250...
Dual Plate Check Valve, API 6D, API 594, ASME B16.34

medvalve

Dual Plate Check Valve, API 6D, API 594, ASME B16.34

Dual Plate Check Valve Supplier: Dual Plate Check Valves, 1/2-60 Inch, Class 150-2500 LB, PN16-PN42...
Forged Steel Check Valve, 1/2-2 Inch, 150-1500 LB

medvalve

Forged Steel Check Valve, 1/2-2 Inch, 150-1500 LB

Forged Steel Check Valve Provider: API 602 Forged Check Valves, 1/2-2 Inch, Class 150-1500 LB, PN16-...
Stainless Steel Check Valve, 1/2-2 Inch, 150-1500 LB

medvalve

Stainless Steel Check Valve, 1/2-2 Inch, 150-1500 LB

Stainless Steel Check Valve Maker: SS Check Valves, 1/2-2 Inch, Class 150-1500 LB, PN16-PN250, API 6...
ASME B16.34 Pressure Seal Check Valve, 1/2-2 IN, 600-2500 LB

medvalve

ASME B16.34 Pressure Seal Check Valve, 1/2-2 IN, 600-2500 LB

ASME B16.34 Pressure Sealed Check Valve Fabricator: ASME B16.34 Pressure Seal Bonnet Check Valves, 1...
Forged Y Check Valve, 1/2-2 Inch, 150-1500 LB

medvalve

Forged Y Check Valve, 1/2-2 Inch, 150-1500 LB

Forged Y Check Valve Manufacturer: Y Pattern Check Valves, 1/2-2 Inch, Class 150-1500 LB, PN16-PN250...
Swing Check Valve, API 6D, BS 1868, ASME B16.34, 30IN, CL600

medvalve

Swing Check Valve, API 6D, BS 1868, ASME B16.34, 30IN, CL600

Swing Check Valve Provider: API 6D Swing Check Valves, BS 1868, ASME B16.34, 30 Inch, Class 600 LB, ...
ASME B16.34 Swing Check Valve, 10 Inch, CL1500, API 6D

medvalve

ASME B16.34 Swing Check Valve, 10 Inch, CL1500, API 6D

ASME B16.34 Swing Check Valve Supplier: ASME B16.34 Swing Type Check Valves, 10 Inch, Class 1500 LB,...
Total 186 records, 24 records per page