TQ340-35壳力栋，铜弹壳

TQ340-35 Casing Power Tong (casing tong) is widely used for making-up and breaking-out of casings or pipes. The casing tong features high-efficiency, safety, reliability, labor saving, and ensures connection quality. Tong head is designed as open and equipped with advanced swing-type double jaw assembly, which can secure reliable clamping. This series of casing tongs can be configured with torque device to perform computer monitoring and managing on pressure, torque and rounds. This casing tong has been granted the National Invention Patent. The tongs are designed and manufactured according to industrial standard SY/T5074 and API Spec 7K "SpecificationFor Drilling Equipment". ModelTQ178-16TQ340-35TQ356-55Size range mm101.6 178114.3 340114.3 356in4 74 134 14Max.pressure MPa181816.6psi261026102400Working flowL/min110 160110 160110 160gpm29.3 42.729.3 42.729.3 42.7Air pressureMPa0.5-0.90.5-0.90.5-0.9psi72-13072-13072-130Max. torque Hi. gearkN.m2.4 32.5 33.4 4.5ft.lbf1770 22101844 22102506 3319Mid.gear kN.m—6.0 7.5—ft.lbf4425 5530Low gearkN.m14.5 17.532 4045 57.4ft.lbf10694 1290023600 2950033190 42400SpeedHigh gearrpm54 7960 8652 76Mid. Gearrpm—21 30—Low gearrpm9 13.13.6 5.33.9 5.6Sizemm1450×760×740 1580×900×8801590×950×900in57×30×29.162.2×35.4×34.662.6×37.4×35.4Weightkg580780850lb128017201870 Our company owns a dependable quality administration system and has passed the evaluations of API Q1 Registration, ISO9001:2000 Certification and API Products Quality Recognition. Our products have the right to use the Official Monogram of API Spec 7K and API Spec 8A. We'll make our efforts to supply the best surface operation tools and drilling equipment for the oilfields in China and in the world.