Product : Cast Steel Swing Check Valve Product Standard : Conforming to BS 1868/ANSI B 16.34 Body Material cum standard : CCS (ASTM A-216 Gr. WCB) Product Description : Bolted Cover Type of Seat : Renewable Seat Type of Disc : Renewable Disc Hinge Pin : AISI 410 Stainless Steel End Details : Flanges as per ASME B 16.5 Class-150 R.F. Undrilled Testing & Certification Body Test Pressure : 30barg Hyd. (435Psig.) Seat Test Pressure : 22barg Hyd. (320Psig.) Our Works Test Certificate is furnished with every supply. (APS Marines & Logistics)