Chinese high pressure flange 1 2 inch brass check valve  

Our products are widely used in pipeline in petroleum, chemical, pharmaceutical, power industry and other working conditions.  

1,performance standard

Size: NPS 2"-42" 

Pressure: Class 150LBS-1500LBS

Body Material: WCB,LCB,WC6,WC9,C12,C5,CF8,CF3,CF3M,CF8M,etc

Basic Standard:

Design & Manufacture Std.: API 6D, BS 1868, ASME B16.34 

Face to Face Std.: API 6D, ASME B16.10 

End Connection Std.: ASME B16.5, ASME B16.47, ASME B16.25 

Test Standard: ISO5208, API598, API 6D

Feature: 

Optional metallic or soft sealing

2,Prime out-form dimensions