MATERIAL SPECIFICATIONS
Check valves are commonly used in applications where liquid is only supposed to flow in one direction. A check valve is also known as a non-return valve and operates by preventing the back-flow of fluid in order to protect other pipeline components such as pumps or filters.
Body: ASTM A 351 CF8M / CF8
Bonnet: ASTM A 351 CF8M / CF8
Spindle: A 351 CF8M / CF8
Plug: A 351 CF8M / CF8
Plug Nut: A 351 CF8M / CF8
Gland Flange: A 351 CF8M / CF8
Gland Bush: A 351 CF8M / CF8
Eye Bolt Nut: ASTM A 193 6R 87/24
Cross Bolt Nut: ASTM A 193 6R 87/24
Yoke Bush: DH BR / DUCTILE NI RE
Grub Screw: ASTM A 193 6R 87/24
Gland Packing: PTFE
Gasket: SPW SS 304/316 With PTFE Filler
Hand Wheel: C.I. M.S. S.G. IRON
Washer: STAINLESS STEEL
Stud & Nut: B7/2H
