grade Brand Cu is not less than Impurity content is not greater than As Sb Bi Pb Number one Cu 99.30 0.06 0.05 0.01 0.08 Number two Cu 99.00 0.12 0.10 0.02 0.12 Number three Cu 97.50 0.34 0.29 0.07 0.40
Trunnion Ball Valve can be 2 pcs and 3 pcs structure with metal seat or PTFE seat in forging or casting body which used to shut off or connect medium of pipeline, such as water, steaming, petroleum products, nitric acid, acetic acid or urea etc. Trunnion ball vavle usually suitable for big size and high pressure system with advantages of anti-static device design, blow-out proof stem, stable double sealing performance, long service life etc. The valve size can be from 8" to 42" with matching valve pressure from class 150 to class 1500 which operated by worm gear, handwheel, pneumatic actuator or electric actuator. Flange connection with pipeline is common type for trunnion Ball Valve.
Trunnion Ball Valve Trunnion Ball Valve,Metal Seated Ball Valve,Stainless Steel Ball Valve,High Pressure Ball Valve Yongjia South Trading Co.,Ltd , https://www.n-lvalve.com