ASME B16.34 Check Valve
183 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.
Bosseal Valves (Suzhou) Co., Ltd.
ASTM A182 F51 Swing Check Valve, API 602, 2 Inch, 1500 LB
Model Number: 2S15JF51
Bosseal Valves (Suzhou) Co., Ltd.
ASTM A182 F316 Swing Check Valve, 2-1/2 Inch, 2500 LB, BW
Model Number: 2.5SPS25BF31616
Bosseal Valves (Suzhou) Co., Ltd.
API 602 Piston Check Valve, A105N, 1-1/2 Inch, 800 LB, SW
Model Number: 1.5P8SA10508
Bosseal Valves (Suzhou) Co., Ltd.
ASTM A182 F304L Swing Check Valve, 1 IN, 150 LB, API 602, RF
Model Number: 1S1RF304L
Bosseal Valves (Suzhou) Co., Ltd.
ASTM A105N Piston Check Valve, API 602, 1-1/2 Inch, 800 LB
Bosseal Valves (Suzhou) Co., Ltd.
Forged Piston Check Valve, A105N, 1-1/2 Inch, 800 LB, NPT
Bosseal Valves (Suzhou) Co., Ltd.
ASME B16.34 Piston Check Valve, 1/2IN, CL800, ASTM A182 F316
Model Number: 0.5P8SF31612
Bosseal Valves (Suzhou) Co., Ltd.
ASTM A351 CF8 Non-return Valve, 1 IN, 1000 PSI, ASME B16.34
Model Number: 1S1NCF8
Bosseal Valves (Suzhou) Co., Ltd.
ASTM A351 CF8 Non-return Valve, 1/2 IN, 1000 PSI, Threaded
Model Number: 0.5S1NCF8
Bosseal Valves (Suzhou) Co., Ltd.
Bolted Bonnet Swing Check Valve, ASTM A216 WCB, 3 IN, CL150
Model Number: 184101003
China JSC Valve Group Co., Ltd
BS 1868 Swing Check Valve, ASME B16.34, 2–36 IN, 150-2500 LB
Model Number: JSC-231124-SCV-81
China JSC Valve Group Co., Ltd
API 6D Swing Check Valve, ASME B16.34, 2–36 IN, 150-2500 LB
Model Number: JSC-231124-SCV-82
China JSC Valve Group Co., Ltd
Pressure Seal Swing Check Valve, API 6D, 2–36 IN, 600-2500 LB
Model Number: JSC-231124-SCV-83
China JSC Valve Group Co., Ltd
Axial Flow Check Valve, BS 1868, 2-36 Inch, Class 150-2500 LB
Model Number: JSC-231124-WCV-88
China JSC Valve Group Co., Ltd
Forged Piston Check Valve, API 602, 1/2-3 Inch, 150-4500 LB
Model Number: JSC-231124-FSCV-90
China JSC Valve Group Co., Ltd
Pressure Seal Forged Check Valve, 1/2-3 Inch, 150-4500 LB
Model Number: JSC-231124-FSCV-91
China JSC Valve Group Co., Ltd
ASTM B148 C95800 Check Valve, Non-Slam, BS 1868, 6 IN, CL150
Model Number: JSC-240418-WCV-01
China JSC Valve Group Co., Ltd
ASTM A352 LCB Non-slam Check Valve, BS 1868, 16 IN, 150 LB
Model Number: JSC-240511-WCV-01
Zhejiang Kosen Valve Co., Ltd.
Axial Flow Non-slam Check Valve, ASTM A352 LCC, 6 IN, 300 LB
Model Number: KV-20250102-AFCV-01
Zhejiang Kosen Valve Co., Ltd.
ASTM A352 LCC Check Valve, API 6D, ASME B16.34, 6 IN, 300 LB
Model Number: KV-20250103-AFCV-01
Zhejiang Kosen Valve Co., Ltd.
Y Type Tilting Disc Check Valve, A494 CU5MCuC, 10 IN, CL1500
Model Number: KV-20250104-TDCV-01
Zhejiang Kosen Valve Co., Ltd.
ASTM A494 CU5MCuC Check Valve, ASME B16.34, 4 Inch, 1500 LB
Model Number: KV-20250104-TDCV-02
Zhejiang Kosen Valve Co., Ltd.
SS 321 Tilting Disc Check Valve, ASME B16.34, 6 IN, CL2500
Model Number: KV-20250103-TDCV-01
Zhejiang Kosen Valve Co., Ltd.
ASTM A105N Lift Check Valve, API 602, 1 Inch, 800 LB, FNPT
Model Number: KV-20250107-FSCV-01