| Product Name | Steel Round Bar |
| Outer Diameter | 8mm - 700 mm |
| Thickness Tolerance | ±5% |
| Length | 6000mm,8000mm,9000mm or as your requirements |
| Surface Treatment | Black or Machined |
| Process | EAF + LF + VD + Forged + Heat Treatment (optional) |
| Applications | Power plants, petroleum, chemicals, mining, aerospace, aviation and machinery |
| Feature | Our products have been used in all kinds of areas, such as aviation,
aerospace,navigation, nuclear energy,chemical industry, electronic information,
achine manufacture, petrochemical, automotive,instrument and meter,
communication ,transportation, and medical instruments, etc. |
Alloy steel round bar
Standard: Chinese GB, ASTM, DIN
Material: 42CrMo, 42CrMo4, 4040
Diameter: 12-400mm length: 6m or more
For industry, etc
| Standard | GB ASTM,DIN |
| Material | 42CrMo, 42CrMo4,4040 |
| Diameter | 12-400mm |
| Length | 6m or more |
Chemical composition:
C: 0.38-0.45
Si: 0.17~0.37
Mn: 0.50~0.80
S: ≤ 0.035
P: ≤ 0.035
Cr: 0.90~1.20
Ni: ≤ 0.030
Cu: ≤ 0.030
Mo: 0.15~0.25
Mechanical propertity:
Tensile strength: Σb (MPa)≥ 1080(110)
Yield strength: Σs (MPa)≥ 930(95)
Elongation: Σs (MPa)≥ 930(95)
Hardness: ≤ 217HB
Gnee is located in Tianjin, China. It is a comprehensive enterprise integrating domestic and international trade. It has a large number of aluminum alloy, steel pipe, square pipe, steel plate, steel coil, bar, H-beam and other stocks, in line with GB standards, ASTM, JIS, BS, EM. To provide customers with a wide range of steel products with ultra-fast delivery. Specializing in OEM custom processing services, flame cutting, laser cutting, and rhinestone cutting services. Provides steel bending services, steel heat treatment, steel processing services, steel welding services and sheet metal processing and other manufacturing services; special specifications, special grades, small batches, ultra-high speed delivery, short delivery time. The company mainly exports to Southeast Asia and the Middle East markets such as South Korea, Vietnam, Thailand, Myanmar, Philippines, Jordan and Kuwait. Providing the highest quality products, the lowest price, the best service is our goal.
Our Service
1.Quality Assurance ''Knowing our supplier''
2.On time delivery ''No waiting around''
3.One stop shopping ''Everything you need in one place''
4.Cost saving options ''Getting you need in one place ''
5.Small quantity acceptable ''Every ton is valuable to us''
6.Customer visits ''Making you are like come home''
FAQ
Q: Do you have large amount of steel products in stock?
A: Yes , we have a large-scale indoor warehouse with perennial spot stocks totally above 5000 tons.
Q: How long is the delivery time?
A: Generally it is within 10 days. If the goods is not in stock , according to the quantity it is within 30 days.
Q: Do you provide the samples? Free or Extra?
A: The cost of the samples is according to the value.The cost of the freight is necessary.
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