China Railroad Track Bolt Rail Bolt Railroad Hardware, Find details about China Fish Bolt, Track Bolt from Railroad Track Bolt Rail Bolt Railroad Hardware
Item | Cup head oval neck fish bolt | |||
Type | Cup head oval neck fish bolt | |||
Square head fish bolt | ||||
Bitish standard track bolt | ||||
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 degree without crack | Cold bending:90 degree without crack | Cold bending:90 degree without crack | Cold bending:90 degree without crack | |
Surface | Plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | |||
Standard refers | AS, BS 64, DIN, AREMA/SAE,NF,JIS |