INTRODUCE :
Kingrail Parts manufactures a range of railway coach bolts used to secure rails to underlying railway tie plates or sleepers.
Our railway bolts are manufactured as per BS, UIC and other international railway standards.
SPECIFICATIONS :
Specification:
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Name |
Railway Coach Screw |
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Type |
Ss5.-150 |
V20-135 |
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Ss8-140 |
V23-115 |
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Ss8-150 |
V23-135 |
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Ss8-160 |
V23-155 |
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Ss23-160 |
V23-215 |
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Ss25.-165 |
V26-115 |
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Ss35.-161 |
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Or the type by customers’ drawings |
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Grade |
4.6 |
5.6 |
8.8 |
10.9 |
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Material |
Q235 |
35# |
45# |
40Cr |
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Mechanical properties |
Tensile strength: ≥400Mpa |
Tensile strength:≥500Mpa |
Tensile strength:≥800Mpa |
Tensile strength:≥1000Mpa |
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Yield strength:≥240Mpa |
Yield strength:≥300Mpa |
Yield strength:≥640Mpa |
Yield strength:≥900Mpa |
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Elongation:≥22% |
Elongation:≥20% |
Elongation:≥12% |
Elongation:≥9% |
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Cold bending: 90 degree without crack |
Cold bending: 90 degree without crack |
Cold bending: 90 degree without crack |
Cold bending: 90 degree without crack |
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Surface |
plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing |
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Standard refers |
ISO898-1, UIC864-1, and NF F500-50 |
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Contact us
Please contact us for more information and quotes.
