cold drawn cylinder tube big sizes
Cold Drawn Cylinder Pipe
1、 Product Features
Liquid steel has high purity, excellent geometrical dimension and good performance for processing.
2、 Production Range
OD: 42mm～760mm WT: 4mm～120mm
3 、Standard and Steel Grade
Technical standards related to material: GB/T699, GB/T3077, EN10210, EN10297.
Applicable technical standards for seamless pipe: GB/T8162, Q/OHAD032 or technical agreement.
| Properties of Steel Pipe | ||||||
| Steel Grade | Tensile (MPa) |
Yield (MPa) |
Elongation (%) |
Absorbed-energy (J) |
||
| Not Less Than | ||||||
| 20 | 410 | 245 | 25 | — | — | |
| 45 | 600 | 355 | 16 | 20℃(AKV2) | 39 | |
| Q345B | 470～630 | 345 | 20 | 20℃(AKV2) | 34 | |
| Q345D | 470～630 | 345 | 21 | -20℃(AKV2) | 34 | |
| 25Mn | 490 | 295 | 22 | 20℃(AKU2) | 71 | |
| E355 | 490～650 | 355 | 21 | -20℃(AKV2) | 27 | |
| 27SiMn | 980 | 835 | 12 | 20℃(AKU2) | 39 | |
| E470/20MnV6 | 650 | 470 | 17 | -20℃(AKV2) | 27 | |
4 、Application Fields
Cylinder pipe are mainly applied in hydraulic driving equipment (including hydraulic and pneumatic steel cylinder, hydraulic support, oil-well pumping barrel, and etc.) used for the manufacturing of vehicle, engineering machinery, lifting and
transportation machinery and other machinery.
