hydraulic torque wrench chart application:

hydraulic torque wrench chart 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 hydraulic torque wrench manufacturers bolt fastening tightening final tightening, and each step requires a stringent torque requirements.Beginning of big hexagonal high-strength bolts tight and tight end must use a torque wrench.