CRANE - 4 G25SPR

NON-RETURN VALVE MOUNTING IN LINE; TYPE: DOUBLE FLAP; CLASS: CLASS 2500; NOMINAL SIZE: 4 IN.; MOUNTING TYPE: WAFER; FLUIDS: STEAM, AIR E, WATER, OIL, MAX TEMPERATURE 450°F (232°C); SHAPE: STRAIGHT; WORKING POSITION: HORIZONTAL / VERTICAL WITH UP FLOW; BODY MATERIAL: CAST CARBON STEEL; RETENTION MECHANISM MATERIAL: STEEL OR CAST CARBON; DIMENSIONS ACCORDING TO STANDARD: ANSI B16.34; BODY AND DISC STANDARD: CAST CARBON STEEL ASTM A216 GR.WCB; 316 SS STAINLESS STEEL SPRING; METAL-METAL SEAT; FLANGES RING JOINT 4 G25SPR ; MODEL : DUO-CHEK II