Wafer Type Check Valve

Design & manufacture: API 6D-2002/API 608/ISO 14313.
Flange dimension: ASME B16.5-2003,ASME B16.47-89.
Face to face dimension: ASME B16.10-2000(R2003) API 6D-2002.
Test & inspect: API 598-2004.
Pressure-temperature rating: ASME B16.34-2004.
Butt welding ends:ASTM B16.25.
Anti static::API 608.
Special:NACE MR-01-75