... to 100oC 4.Size:1/2",3/4",1",1 1/4",1 1/2",2" Ball Valve:With O-rings used,good ... handle and sealing. Long handlr reduces the torque required for the opening/closing. Floating ball allows ... provided between valve cap and body,with anaerobic paste applied on the threads for steady connection and good sealing.3)Ball body——Has ...