We also produce many double head screws each year according to clients' drawings or samples.
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
| Brand | ZhongYue |
| Name | Railway bolt |
| Type | HS26/HS32 |
| Russian clamp bolt & inserted bolt |
| Or the type by customers’ drawings |
| 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 | UIC864-2 |
Established in 2013, ZhongYue has become one of the largest manufacturer of Railway fasteners in China. Our products are manufactured according to international standards such as ASTM, DIN, BS, JIS, AS, NF, ISO,GOST and GB. They are inspected frequently by BV, SGS, and ABS. We have been granted ISO9001:2008 certificate and supply products to famous companies such as VAE, Hilti,Vossloh etc. We are a qualified supplier of Canada railway, Kazakhstan railway, American railway, Zambia railway, Thailand railway, Indonesia railway, Malaysia railway, Sweden railway, New Zealand railway, South Africa railway etc.
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.
Aplication
Railway, Mining, Bridge, Construction and so on
Inspection machine for finished rail clips
What does zhongyue use to inspect the finished rail clips?
- Brinell Hardness Tester
- Carbon and Sulfur Analyzer
- Rockwell Hardness Machine to test metallic materials
- Automatic Impact Testing Machine
- Metallographic Microscope
- Automatic High-speed Analyzer
- Fatigue Testing Machine
- Metallographic Specimen Polishing Machine
- Metallographic Specimen Pointing Machine
1. Q: Are you a manufacturing factory?
A: Yes, we are.
2.Q:What information should we show if we need price?
A: Drawing with all size;
Material;
Surface treatment;
Quantity;
The weight would be better to a more accurate quotation.
3.Q: How about drawing?
A: We accept customization, please offer your own design drawing before we calculate accurate price.
4.Q:How many ways of surface treatment?
A: Plain (oiled); paint with any color; oxide black;
wax; bitumenizing; DHG; electroplating znic; ect.
5. Q: Payment terms?
A: 30% by T/T as deposit, the balance 70% by T/T against copy of B/L within 7 working days.(except for rail & fish plate).
6. Q: Validity Date?
A: 10~15 days in general. it will be showed in quotation.
7. Q: Sample matters?
A: We can supply sample, accept customization.
8. Q: Certification Matters?
A: We have ISO9001:2008. SGS.We also accept Third Party Test from clients.
