锅炉管
BOILER TUBE
标准 Standard
DIN17175…………德国工业标准Germany Industry Standard
用途 Application:
适用于锅炉行业用管道。
It is used for the pipeline of boiler industry.
主要生产钢管牌号 Main Steel Tube Grade:
St35.8、St45.8
经协商,也可供应其他牌号的钢管
Other grade can also be provided after consulting with customers:
化学成分、机械性能Chemical composition & Mechanical Properties
标准 Standard | 牌号 Grade | 化学成分Chemical Composition(%) | 机械性能Mechanical Properties |
| C | Si | Mn | P 、S | Mo | Cr | 抗拉强度(Mpa) Tensile Strength | 屈服强度(Mpa) Yield Strength | 伸长率(%) Elongation |
| DIN17175 | St35.8 | ≤0.17 | 0.10~0.35 | 0.40~0.80 | ≤0.030 | _ | _ | 360~480 | ≥235 | ≥25 |
| St45.8 | ≤0.21 | 0.10~0.35 | 0.40~1.20 | ≤0.030 | _ | _ | 410~530 | ≥255 | ≥21 |