Steel -forged Barrel Tube
Steel -forged Barrel Tube
- HHF
- China
- 2 months
- 200pcs per month
We buy steel ingot from Baotou Iron & Steel (Group) Co. LTD, Xingcheng Special Steel and Chengde jiankong Special Steel, who produce high-quality steel ingot. We have 18 years experience and have ability to meet customers’ any needs. We provide the lowest price and the highest quality, also, we have two years guarantee period. We have a level 2 lab.
30CrNiMo8,34CrNi3MoV Steel -forged Barrel Tube
Chemical Compososition (m%)
| Grade | C | Si | Mn | Cr | Mo | P | S | Ni |
| 30CrNiMo8 | 0.37～0.45 | ≤0.40 | 0.30-0.60 | 1.80-2.20 | 0.30-0.50 | ≤0.01 | ≤0.01 | 1.80-2.20 |
Mechanical Property
| Grade | Tensile Strength | Yield Strength | Elongation A(%) | Reduction Area Z(%) | Charpy V Impact A k (J) at20℃ | Hardness HRC |
| 30CrNiMo8 | 120-140kg/mm2 | 105kg/mm2 | ≥9 | ≥40 | ≥38 | 37-41 |
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