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
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