API Spec 7K Tq340 Zq Series Casing Hydraulic Power Tong for Oilfield

API Spec 7K TQ340 ZQ Series Casing Hydraulic Power Tong for OilfieldAPI Spec 7K standard TQ series casing hydraulic power tong for oilfield  Product Description TQ series of casing tongs are widely used for making-up or breaking-out of casings or pipes. The casing tong features high-efficiency, safety, reliability, labor-saving, and can ensure connection quality. Tong head is designed as open and is fitted with two jaws which can ensure reliable gripping. Air tyre clutch is utilized as gearshifting mechanism, so it is possible to change gear under running. The series of casing tongs can be configured with torque device to perform computer monitoring and managing on pressure, torque and rounds. tubing power tong  casing tong drill pipe  tong  has been granted with National Invention Patent. The casing tongs are designed and manufactured according to SY/T5074 and API Spec 7K "Specification for Drilling Equipment"Technical Performance & CharacteristicsModelTQ178-16TQ178-16YTQ340-35TQ340-35YTQ356-55TQ508-70YSize rangemm101.6~178101.6~178114.3~340114.3~340114.3~356244.5~5084~74~74 1/2~13 3/84 1/2~13 3/84 1/2~149 5/8~20Max.pressureMPa1818182116.620261026102610304524002900Working flowL/min110~160110~160110~160110~170110~160110~17029.3~42.729.3~42.729.3~42.729.3~45.429.3~42.729.3~45.4Air pressure MPa0.5-0.9-0.5-0.9-0.5-0.9-72-13072-13072-130Max. torqueHi. gearkN.m2.4~32.4~32.5~34.0~5.63.4~4.58.4~10.71770~22101770~22101844~22102950~41302506~33196190~7890Mid.gearkN.m--6.0~7.5---4425~5530Low gearkN.m14.5~17.515~1832~4026~35.245~57.448.9~70.510694~1290011060~1327023600~2950019175~2596033190~4240037244~52000Speed High gear rpm54~7954~7960~8657~9552~7626~43.6Mid. Gear--21~30--- Detailed Photos /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1