Railway bolt, clip bolt, track bolt, fish bolt
Fish bolt, track bolt, T bolt, hex head bolt, domed head bolt, spear bolt, curve bolt, anchor bolt, etc.
Follows the standard of ISO, UIC864, ASTM. We also can make the customized design.
Grade | 4.6 | 5.6 | 8.8 | 10.9 |
Material | Q235 | 35# | 45# | 40Cr |
Mechanical properties | Tensile strength: ≥400Mpa | Tensile strength:≥500Mpa | Tensile strength:≥800Mpa | Tensile strength:≥1000Mpa |
Yield strength:≥240Mpa | Yield strength:≥300Mpa | Yield strength:≥640Mpa | Yield strength:≥900Mpa | |
Elongation:≥22% | Elongation:≥20% | Elongation:≥12% | Elongation:≥9% | |
Cold bending: 90 degrees without crack | Cold bending: 90 degrees without crack | Cold bending: 90 degrees without crack | Cold bending: 90 degrees without crack | |
Surface | plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | |||
Standard refers | UIC864-2, ASTM A-183 | |||
