Coach screws or bolts are heavy-duty screws used to join metal to wood, or wood to masonry. Our railway coach bolts are made of high -quality steel and marked the year of manufacturing.
Our coach bolts are treated with hot dipped galvanised. Our coach bolts can meet AREMA, BS, GB, UIC, DIN standards.
Our Railway Coach Bolts:
AS Coachscrew
|
|
5 1/2 ” AS Coachscrew |
6 5/16” AS Coachscrew |
|
Length |
139.7mm±3.18mm |
160.34mm±3.18mm |
|
Diameter & Neck |
Minor φ 17.46mm±0.38mm Major φ 23.8mm±0.38mm Neck φ 25.4mm±0.38mm×14.29mm |
Minor φ 17.46mm±0.38mm Major φ 23.8mm±0.38mm Neck φ 25.4mm±0.38mm×14.29mm |
|
Square head & Thickness |
@Top 16.99mm A/F ＋0mm －0.76mm @Bottom 28.58 A/F ＋0mm －0.76mm 31.75mm from top to underside of head ±1.27mm |
@Top 16.99mm A/F ＋0mm －0.76mm @Bottom 28.58 A/F ＋0mm －0.76mm 31.75mm from top to underside of head ±1.27mm |
|
Material |
BS64, GB 699-88, 45# or 35# |
BS64, GB 699-88, 45# or 35# |
|
Tensile strength |
550-700 N/mm |
550-700 N/mm |
|
Surface treatment |
Hot Dipped Galvanised (HDG) |
Hot Dipped Galvanised (HDG) |
|
Weight |
Approximate 0.6kg |
Approximate 0.7kg |
|
Elongation |
15% |
15% |
M Coachscrew
|
|
6 5/16” M Coachscrew |
|
Length |
160.34mm±3.18mm |
|
Diameter & Neck |
Minor φ 20.64mm±0.38mm Major φ 26.19mm±0.38mm Neck φ 25.4mm±0.38mm×14.29mm |
|
Square head & Thickness |
@Top 16.99mm A/F ＋0mm －0.76mm @Bottom 28.58 A/F ＋0mm －0.76mm 31.75mm from top to underside of head ±1.27mm |
|
Material |
BS64, GB 699-88, 45# or 35# |
|
Tensile strength |
550-700 N/mm |
|
Surface treatment |
Hot Dipped Galvanised (HDG) |
|
Weight |
0.7kg |
|
Elongation |
15% |
We can customize railway coach bolts according to your specifications and requirements.
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Please contact us for more information and quotations.
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