Swing Check Valve with level and counter-weight in flange end

Size：NPS 2"～48"

Pressure Rating：Class 150 lb～Class 900 lb

Material：WCB，WCA，WCC，LCB，LCC，WC6，WC9，C5，C12，CF8，CF8M，CF3，CF3M，CF8C，CN7M

Design & Manufacturing Standard：BS 1868，ASME B16.34，API 6D

Structure Length Size：ASME B16.10 ，API 6D，EN 558，（DN 3202）

Flange Connection Size：ASME B16.5，ASME B16.47，BSEN 1092

Butt Welding Size：ASME B16.25

Pressure-Reference Temperature：ASME B16.34

Check & Experiment：API 598