Product :Cast Steel Accessible Feed Check Valve Type Of Pattern : Right Angle Body Material cum Standard : CCS (ASTM A216 Gr.WCB) Description : Bolted Bonnet, Outside Screw & Yoke Type, Rising Stem Type of Seat : Renewable seat Type of Disc : Renewable disc Trim : SS AISI-410 / Monel Yoke Bush : Aluminum Bronze Gland Packing : Expanded Pure Flexible Graphite End Details : Flanges as per BS 10 Table J FF Undrilled Testing & Certification Body Test Pressure : 700 Psig Hyd. Seat & Back Seat Test Pressure : 350 Psig Hyd. Working Pressure : Max. BOP 350 Psig. (24.61Kg/cm) Maximum Working Temperature: 400 C Test Certificate in Form lll-C as per IBR is furnished with every supply. (APS Marines & Logistics)