Grade 10.9 Track Bolts And Nuts / Inserted Bolt With Dacromet / Sherardizing
ZhongYue Railroad Grade 10.9 bolts and nuts railway supplies
Specifications:
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.
Aplication
Railway, Mining, Bridge, Construction and so on
Production Procedure
Raw material —— Wiredrawing —— Cutting the wire rod to length —— forming the head —— cutting Edge —— Heat Treatment —— Surface treatment —— Final inspection —— Packaging —— Shipment
Surface Treatment
- plain (oiled)
- color paint
- oxide Black (most choice)
- galavazing
- DHG
Inspection machine
- Brinell Hardness Tester
- Carbon and Sulfur Analyzer
- Rockwell Hardness Machine
- Automatic Impact Testing Machine
- Metallographic Microscope
- Automatic High-speed Analyzer
- Fatigue Testing Machine
- Metallographic Specimen Polishing Machine
- Metallographic Specimen Pointing Machine
Package


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Have questions about our products or want to discuss a custom order? Our team is ready to help you.




