Application of torque wrench
Torque Wrenches application:
Torque wrench is the fastening bolts, high-strength bolts can be classified into sets of torshear type and two types: large Hexagon, national standard sets of torshear type high strength bolt M16, M20, M22, M24, four, now also has non-GB M27,M30, two; GB large Hexagon bolt M16, M20, M22, M24, M27, M30, and so on. First for high-strength bolt fastening tightening final tightening, and each step requires a stringent torque requirements. Beginning of big hexagonal high-strength boltstight and tight end must use a torque wrench.