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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 |
yield |
elongation |
absorbed-energy |
||
|
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 |
|
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.
