... 598, BS 6755 3.Handwheel, Gear, Electric, Manual, Pneumatic, Hydrauli Design & manufacture standard: API603,ASME B16.34Face to face dimensions: ASME B16 ... dimensions: ASME B16.25Socket-welding dimensions: ASME B16.11Inspection & test standard: API598. BS 6755Pressure: 150LB~300LBMajor materials:WCB,WCC,WC6,WC9 ...