... welded ball valve's body is of spheroid and is all welded structure,Website:http://www.hugo-valve.com,which makes the valve ... fully welded construction2,design according to API 6D3,floating mounted and self-centering spring bearing seat 4,trunnion mounted ball ... type, low torque5,single piston design with self-relieving ... 16.10 Flange end: ASME B 16.5, ASME B16.47Butt weld end : ASME ...