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[China]
Trade Verify
Address: No.101 Shijing East Road, Tudian Town, Tongxiang, China
Contact name:Denny
NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD |
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Verified Suppliers
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Cold Drawn Seamless Steel Pipe
DIN2391 St35/St45/St52 BK Cold Worked Cold Drawn Steel Pipe
O.D. Size: 6-256mm, W.T. Size: 1-30mm, Length: 5.8m/6m Fixed Length, or maximal 11.8m Random Length
Delivery Condition: BK, BKW, BKS, GBK, NBK
Application: For Precision usages.
Super straight Pipes, Straightness: 1/1000mm
Smooth and Clean Inside pipe surface
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
| Steel Grade | Chemical Composition | |||||
| Symbol | Material Number | C Max. | Si Max. | Mn | P Max. | S Max. |
| ST35 | 1.0308 | 0.17 | 0.35 | ≥0.40 | 0.025 | 0.025 |
| ST45 | 1.0408 | 0.21 | 0.35 | ≥0.40 | 0.025 | 0.025 |
| ST52 | 1.0580 | 0.22 | 0.55 | ≤1.60 | 0.025 | 0.025 |
| Steel Grade | BK | BKW | BKS | |||||
| Name | No. | Rm Mpa | A % | Rm Mpa | A % | Rm Mpa | ReH Mpa | A % |
| ST35 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 315 | 14 |
| ST45 | 1.0408 | 580 | 5 | 520 | 8 | 520 | 375 | 12 |
| ST52 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 |
| Steel Grade | GBK | NBK | ||||
| Name | No. | Rm Mpa | A % | Rm Mpa | ReH Mpa | A % |
| ST35 | 1.0308 | 315 | 25 | 340--470 | 235 | 25 |
| ST45 | 1.0408 | 390 | 21 | 440--570 | 255 | 21 |
| ST52 | 1.0580 | 450 | 22 | 490--630 | 355 | 22 |
