China Hollow Ball Blanks factory and manufacturers | Xinzhan

Specifications: 1”-20” ( DN25mm~500mm) Pressure Rating: Class 150 (PN6~20) Materials: #20 steel, SS304, SS304L, SS316,  SS316L, etc. Type: floating, trunnion mounted, two way,  three way, etc. Surface Treatment: polishing. Roundness: 0.01-0.02 Roughness: Ra0.2-Ra0.4 Concentricity: 0.05 Application Field: mainly for large and medium-sized floating fully welded ball valves. Packing: blister plastic box, plywood box, pallet Can be customized according to drawings.