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[China]
Trade Verify
Address: No.143 Qingyang North road,Tianning district. Changzhou
Contact name:Lisa
Changzhou Joyruns Steel Tube CO.,LTD |
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Verified Suppliers
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Carbon Steel DIN 2391 Tubing has various outstanding attributes to provide like having sturdiness, dimensional accuracy, toughness. DIN 2391 EN 10305 1 standard specifies the Seamless steel tubes used for Automobile and Mechanical.
| Grade | Chemical Composition(%): | ||||
| C max | Si max | Mn | P max | S max | |
| DIN 2391 St 35 | 0.17 | 0.35 | ≥0.40 | 0.025 | 0.025 |
| DIN 2391 St 45 | 0.21 | 0.35 | ≥0.40 | 0.025 | 0.025 |
| DIN 2391 St 52 | 0.22 | 0.55 | ≤1.60 | 0.025 | 0.025 |
Grade | BK | BKW | BKS |
GBK | NBK | |||||||
| RmN/mm min | min | RmN/mm min | min | N/mm min | ReH N/mm min | min | N/mm min | min | N/mm min | ReH N/mm min | min | |
| DIN 2391 St35 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 25 | 340-470 | 235 | 25 |
| DIN 2391 St45 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440-570 | 235 | 21 |
| DIN 2391 St52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490-630 | 355 | 22 |
