| Place of Origin: | China |
|---|---|
| Brand Name: | ZhongYue |
| Certification: | ISO9001:2015 |
| Model Number: | EN |
| Minimum Order Quantity: | 5000pcs |
| Price: | Negociable |
| Packaging Details: | 25kg/woven bag or carton, 36bags/ wooden pallet , 24pallets/container |
| Delivery Time: | 15-40 days according to your order quantity |
| Payment Terms: | T/T, 30% in advance |
| Supply Ability: | 100, 000 Piece Per week |
| Heat Treatment: | Tempering, Hardening, Spheroidizing | Standards: | DIN, JIS, ISO, ANSI, ASME, BS, AS |
|---|---|---|---|
| Customization: | Available | Certificates: | ISO9001:2008, ISO14001:2004 |
| Sample: | Available | Material: | Q235, 35#, 45#, 40Cr |
| High Light: | railroad bolts,steel bolts and nuts |
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Oxide Black 10.9 Grade Hexagon Railway Bolt Hardness 43 To 47 Cold Bending 90 Degree
Standard:DIN, JIS, ISO, ANSI, ASME, BS, AS
Grade:4.8/ 8.8/ 10.9/ 12.9
Dimensions:M8, M10, M12, M14, M16, M18, M20, M22, M24 and so on
Surface Treatment:Zinc-plated, Plain, Black Anodize, Dacroment
|
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 |
Sticking to our quality first policy, ZHONGYUE pays great attention to quality control management. We have been granted ISO9001-2008 certificates and have received the production license of China's Railway Ministry on railway products. We have a full set of inspection instruments to ensure all our railway bolt products are of high quality and up to customers' requirements.
As a leading manufacturer of rail fastening based in China, ZHONGYUE also produces many other railway fasteners, such as track bolt, track spike, sleeper screw, rail anchor, rail joint bar, tie plate, rail clip, elastic rail clip, SKL tension clamp, rail shoulder, and so on.
Aplication
Railway, Mining, Bridge, Construction and so on
Production Procedure
