Aug 22,2022
What kinds of wrenches are commonly used in industry
1. Torque wrench:
When the bolt or nut is turned, it can display the applied torque; or when the applied torque reaches the specified value, it will emit a light or sound signal. Torque wrenches are suitable for installations with clearly defined torque levels.
Uses: Generally, a torque wrench must be used wherever there are screws. Widely used in automobiles, motorcycles, railways, bridges, pressure vessels, etc. Industries that have strict requirements on thread tightening torque. A digital display torque wrench dedicated to the detection of thread tightening torque.
2. Adjustable wrench:
The width of the opening can be adjusted within a certain size range, and bolts or nuts of different specifications can be screwed.
Uses: That is, screwing screws, not much use! Just buy a live wrench yourself.
3. Torx wrench:
Both ends have working ends with hexagonal or twelve-sided holes, which are suitable for occasions where the working space is narrow and ordinary wrenches cannot be used.
Torx wrench (GB4388-84)--Specification (width across flats): 5.5~36
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4. Dual-purpose wrench:
One end is the same as the single-ended wrench, the other end is the same as the torx wrench, and the bolts or nuts of the same specification are screwed at both ends.
Application: Large-scale industrial dual-purpose wrench is suitable for petroleum, chemical, metallurgy, power generation, oil refining, shipbuilding, petrochemical and other industries. It is a necessary tool in equipment installation, installation and equipment maintenance and repair work.
5. Dull wrench:
One or both ends are provided with an opening of a fixed size for screwing a nut or bolt of a certain size.
Double-ended wrench (double-ended wrench) (GB4388-84)--Specification (opening width): 2.5~80
6. Socket wrench:
It is composed of multiple sockets with hexagonal holes or dodecagonal holes and equipped with various accessories such as handles and posts, and is especially suitable for screwing bolts or nuts with very narrow or deep depressions.
Socket wrench (with swing) (GB3390.2-82)--Specification (width across flats): 6.3~63
Uses: The socket is also known as a socket wrench. It is mainly used in conjunction with pneumatic wrenches, hand wrenches and hydraulic wrenches to tighten or loosen screws or nuts.