... and Clamp 1. Material: Stainless Steel 2. Check Valves:Welded and Clamp About usKaysuns Industry Ltd.(Wenzhou ... shop supplier for stainless steel tubes, pipe fittings, flanges, valves and stud bolts, etc. in China. Starting the business ... special austenite stainless 310H, 347H, 317L, ... SpecificationStainless Steel Sanitary Check Valves Welded and Clamp Part contacted with media: AISI 304/316LOutside ...