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Question:

How many kilograms does it take to tighten the M20 high strength bolt?

How many kilograms does it take to tighten the M20 high strength bolt?

Answer:

The construction of high strength bolts must first end tight tight, tight bolts with early impact type electric wrench or adjustable torque electric wrench; and the end of the tight bolts have strict requirements, the final tightening of torshear type high strength bolt must use torshear type electric wrench, final tightening torque type high strength bolt must use torque type electric wrench.
High strength bolt consists of torshear type high strength bolt and six angle high-strength bolts, high strength and large angle of six high strength bolts belonging to the ordinary screw, and torshear type high strength bolt is improved while the big six angle bolts, in order to better the construction.
The torque of the 313NM is OK, that is, 31.3 kilograms.High strength bolts are mainly used in steel structural engineering to connect steel structural steel plate connections

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