Product : Cast Iron Stop Cum Non Return Valve Product Standard : BS:5152 Type of Pattern : Straight Pressure / Class / Rating : PN 16 Body Material cum Standard : Cast Iron IBR 86 to 93 Gr.A Description : Bolted Bonnet, Outside Screw & Yoke Type Rising Stem Type of Seat : Renewable seat Type of Disc : Renewable disc Trim : SS AISI-410 Gland Packing : Expanded Pure Flexible Graphite End Details : Flanges as per DIN 2533 RF (PN 16) Undrilled Testing & Certification Rating : PN 16 Body Test Pressure : 26Kg/cm g (Hyd.) Seat Test Pressure : 16Kg/cm g (Hyd.) Back Seat Test Pressure : 16Kg/cm g (Hyd.) Working Pressure : Max BOP 13Kg/cm g at 220 C Steam Test Certificate in Form lll-C as per IBR is furnished with every supply. (APS Marines & Logistics)