厂商 :聊城市开发区海百川钢管有限公司
山东 聊城- 主营产品:
- 结构钢管
- 精密光亮管
- 直缝焊管
联系电话 :15069558816
商品详细描述
1.标准: | ||||||||||
GB/T 8163-2008 | ||||||||||
2.用途: | ||||||||||
用于石油、天然气输送以及其他流体输送 | ||||||||||
3.化学成分: | ||||||||||
牌号 | C | Si | Mn | P | S | Ni | Cr | Cu | Mo | V |
10 | 0.07-0.13 | 0.07-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.15 | ≤0.25 | — | — |
20 | 0.17-0.23 | 0.07-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.25 | ≤0.25 | — | — |
Q295A | ≤0.16 | ≤0.55 | 0.80-1.50 | ≤0.045 | ≤0.045 | ≤0.30 | ≤0.30 | ≤0.30 | — | — |
Q295B | ≤0.16 | ≤0.55 | 0.80-1.50 | ≤0.040 | ≤0.040 | ≤0.30 | ≤0.30 | ≤0.30 | — | — |
Q345A | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.045 | ≤0.045 | ≤0.30 | ≤0.30 | ≤0.30 | — | — |
Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.040 | ≤0.040 | ≤0.30 | ≤0.30 | ≤0.30 | — | — |
Q345C | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | — | 0.02-0.15 |
Q345D | ≤0.18 | ≤0.55 | 1.00-1.60 | ≤0.030 | ≤0.030 | ≤0.30 | ≤0.30 | ≤0.30 | — | 0.02-0.15 |
Q345E | ≤0.18 | ≤0.5 | 1.00-1.60 | ≤0.025 | ≤0.025 | ≤0.30 | ≤0.30 | ≤0.30 | — | 0.02-0.15 |
4.机械性能: | ||||||||||
标准 | 牌号 | 抗拉强度(MPa) | 屈服强度(MPa) | 伸长率(%) | ||||||
≥16mm | >16mm | |||||||||
GB/T 8163 | 10 | 335-475 | ≥205 | ≥195 | ≥24 | |||||
20 | 410-550 | ≥245 | ≥235 | ≥20 | ||||||
Q295 | 430-610 | ≥295 | ≥235 | ≥22 | ||||||
Q345 | 490-665 | ≥325 | ≥315 | ≥21 | ||||||
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