... PTFE seal, ISO5211 mounting pad, lockable handle, mirror polish end. sanitary ball valve(3 pc ball valve, clamp ball vavle) Material quality: AISI304, 316LStandard: DIN/SMS/ISO/IDF ... of sanitary pipe fittings such as elbows, tees, unions, clamps, pipe hangers and reducers according to DIN, SMS, ISO9000. sanitary ball valve, stainless vlave, 3 pc ...