Select test assistive devices
1, GM parts: Rally bowl seat, should be based on user testing machine model selection, testing machine is generally 60 tons or 100 tons.
2, bolt tension test shall be provided with: each bolt tension with two bowls, a tension ring, standard bolt specifications: M12, M16, M18, M20, M22, M24, M27, M30, can also be customized with the following specifications: M6, M8, M10; bolt tension should be chosen over a short wire loop.
3, nuts tensile test shall be provided with: a mother with M32 universal wire, each screw a nut, a tension ring,; Standard nut specifications: M12, M16, M18, M20, M22, M24, M27, M30, can also be customized with the following specifications: M6, M8, M10;
4, wedge bolt load test shall be provided with: On the basis of the tensile test aids bolt on another increase chocks, chocks angle points and 10 degrees, 6 degrees and 4 degrees, the user should be in accordance with national standards GB3098.1-2000 user bolts specifications to determine; provided chocks same specifications and bolt specifications.
GB3098.1-2000 Mechanical properties of fasteners Bolts screws and studs

condition
No rating refers to the diameter of the threaded section Ls bolt length
Ls≥2d Ls (2d
Bolt performance rating 3.64.64.85.65.88.89.810.9 6.812.9 6.812.9 3.64.64.85.65.88.89.810.9
d≤20 10° 6° 6° 4°
20 (d≤39 6° 4° 4° 4°