Steel Round Bar, Brand Name : Ruiyuan

We are offering steel round bar.
1. Hot rolled condition, pre-harden, black surface
2. Hardness: 32~36hrc
3. Hot rolled technology: eaf+lf+vd
4. Heat treatment quench: 1020-1050° c, oil cooling or quenching liquid colling, hardnesshrc≥ 45
backfire: temperture(° c): 100 200 300 400 500 600
hardness(hrc): 49 47 46 46 47 32
5. Production leadtime: 7~15 days
6. Ultrasonic test standards: sep1921-84, gr. 3, class cc or dd
7. Applications: used for making the corrosion resistance and wear resistance of high quaity plastic mould, transport plastic mould, like pvc and cd mould
competitive advantage:
1. Pure & precision mirror polishing
2. Highly quality of corrosion resistance
3. Convenient heat treatment for quenched&tempered steel, with out deformed
4. Easy for welding
5. Competitive price
6. Fast production leadtime
7. All the material are inspected with 3 times to meet the highly standards
8. Stable quality to be guarantee