The rail fish plate bolts, also called fish tail bolts, are used to connect the end of the rail with the help of the rail joints.
Kingrail Parts provides various types of fish bolts suitable for different standard rails, such as BS, ASTM and Din.
Rail Fish Plate Bolts Specifications:
Name: Fishtail Bolt
Standards: GB, DIN, ISO, ANSI/ASTM, B7, BS, JIS, etc.
Grade: 4.8, 6.8, 8.8, 10.9, 12.9
Material: Q235, 45#, 40Cr, 20Mntib, stainless steel, etc.
Size: M12-M24 or according to customer requirements
Length: 45mm-145mm or according to customer requirements
Surface: plain, black, galvanized or according to customer requirements
If the buyer provides drawings or samples, non-standard OEM can be provided.
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Railway Fish bolt
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| Grade | 4.6 | 5.6 | 8.8 | 10.9 |
| Material | Q235 | 35# | 45# | 40Cr |
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Mechanical
properties
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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% | |
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Cold bending:
90 degree without crac
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Cold bending:
90 degree without crac
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Cold bending:
90 degree without crac
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Cold bending:
90 degree without crac
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| Surface | plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | |||
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Standard
refers
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UIC864-2 | |||
Types of Rail Fish Plate Bolts
1. Round head oval neck fishtail bolts
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Diameter
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Length | Weight (Kg) |
| 1/2" | 1-3/4" | 0.097 |
| 1/2" | 2" | 0.10 |
| 1/2" | 2-1/4 | 0.112 |
| 5/8 | 2-1/2 | 0.183 |
| 3/4 | 3 | 0.328 |
| 3/4 | 3-1/2 | 0.339 |
| 3/4 | 4 | 0.356 |
| 7/8 | 4-1/2 | 0.559 |
| 7/8 | 5 | 0.593 |
| 1 | 5 | 0.8 |
| 1 | 5-1/2 | 0.839 |
| 1 | 6 | 0.879 |
| 1-1/16 | 6 | 0.995 |
| 1-1/8 | 6-1/2 | 1.186 |
2. Diamond neck fishtail bolts
| Diameter | Length | Weight (Kg) |
| 7/8 | 4-1/2 | 0.563 |
| 7/8 | 5-1/2 | 0.651 |
| 1 | 5-1/4 | 0.889 |
| 1 | 5-3/4 | 0.895 |
| Note: All fish bolt dimensions given in inches. | ||
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