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低温无缝钢管适用于在低温环境的管道工程。低温钢管生产工艺主要有冷拔和热轧两种工艺。
现货规格:8-1240×1-200mm<1/8”—48”×SCH5S—SCH160、STD、XS、XXS>
产品材质:16Mn、10MnDG、09DG、09Mn2VDG、06Ni3MoDG、
ASTM A333-Grade1、Grade3、Grade4、Grade6、Grade7、Grade8、Grade9、
Grade10、Grade11。
化学成分:
| 标准 |
牌号 |
化学成分(%) |
| C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
Mo |
V |
Al |
| GB/T18984 |
16MnDG |
0.12~0.20 |
0.20~0.55 |
1.20~1.60 |
≤0.025 |
≤0.025 |
|
|
|
|
|
|
| 10MnDG |
≤0.13 |
0.17~0.37 |
≤1.35 |
≤0.025 |
≤0.025 |
|
|
|
|
≤0.07 |
|
| 09DG |
≤0.12 |
0.17~0.37 |
≤0.95 |
≤0.025 |
≤0.025 |
|
|
|
|
≤0.07 |
|
| 09Mn2VDG |
≤0.12 |
0.17~0.37 |
≤1.85 |
≤0.025 |
≤0.025 |
|
|
|
|
≤0.12 |
|
| 06Ni3MoDG |
≤0.08 |
0.17~0.37 |
≤0.85 |
≤0.025 |
≤0.025 |
|
2.5~3.7 |
|
0.15~0.30 |
≤0.05 |
|
| ASTM A333 |
Grade1 |
≤0.30 |
-- |
0.40~1.06 |
≤0.025 |
≤0.025 |
|
|
|
|
|
|
| Grade3 |
≤0.19 |
0.18~0.37 |
0.31~0.64 |
≤0.025 |
≤0.025 |
|
3.18~3.82 |
|
|
|
|
| Grade4 |
≤0.12 |
0.18~0.37 |
0.50~1.05 |
≤0.025 |
≤0.025 |
0.44~1.01 |
0.47~0.98 |
0.40~0.75 |
|
|
0.04~0.30 |
| Grade6 |
≤0.30 |
≥0.10 |
0.29~1.06 |
≤0.025 |
≤0.025 |
|
|
|
|
|
|
| Grade7 |
≤0.19 |
0.13~0.32 |
≤0.90 |
≤0.025 |
≤0.025 |
|
2.03~2.57 |
|
|
|
|
| Grade8 |
≤0.13 |
0.13~0.32 |
≤0.90 |
≤0.025 |
|
|
|
|
|
|
|
|