Single Plate Wafer Design Check Valve   These are Carbon Steel, Austenic Stainless Steel or Higher Alloy Valves for variety of applications   Design Standard As per DIN EN 558-2, Testing Standard DIN 3230 / API 598 Degree of Tightness as per DIN 3230 Rating PN - 40 Size Range DN15 - DN100 Seat Standard shall be Metal to Metal or Teflon for compressed air, gas or vacuum service, available on request. Opening Pressure as per Table-1 and Pressure Drop Characteristic as per Fig -1. Valves in higher alloys like ASTM Gr CF3M, Hastelloy, Monel etc. are available on request No. Parts Name Material 1. Body ASTM - A 216 GR.WCB / A351 Gr.CF8M [Cast Steel, Cast Stainless Steel] 2. Disk A 351 Gr. CF8 and CF8M [ Cast Stainless Steel ] 3. Yoke 1 Star ASTM A 351 Gr. CF8 and CF8M [ Cast Stainless Steel] 4. Spring AISI 304 / AISI or inconel if specified 5. Circlip AISI 304 / AISI 316 6. Body Seat Cladded 13% Cr / Metal to Metal / Teflon Soft Seat Back Home | About Us | Products | Inquiry | Contact Us Powered by Pinsoftek®