Specification:13.7mm-1219.2mm(1/4''-48'')1.5mm-60mm Standard:GB,ASAPI5Lx42,PSL1carbonsteelSLAWpipeTM,API5L,API5CT,DIN,JIS OD:13.7mm-1219.2mm(1/4''-48'') WT:1.5mm-60mm Grade:10#,20#,45#,16Mn,Q235,304L,316L,ST42,ST52,A106-a,A106-b,27SiMn,12Cr.
DIN 2391 seamless steel tube
Standard: DIN 2391-1/EN 10305-1 Application: For Auto use, machinery use, Oil cylinder tube, Motorcycle shock reducer steel tubes, Auto shock reducer inner cylinder Size(mm): O. D.: 6.0-224.0 W. T.: 1-15 L: Max 12000 Delivery condition: Hot rolled, Cold worked, Annealed, Normalized, Stress Released Certificate: ISO9001 TUV Packing: 1. Standard export bundle wrapped with strong steel strip 2. Wooden case 3. Nylon packed Payment: T/T Delivery: With 40 days of order confirmation Your special requirement is highly welcomed and will be fulfilled. We always provide highest quality seamless pipe/tube and best service.
DIN 2391 seamless steel tube
| Grade | Chemical Composition ( % ) | ||||
| C max | Si max | Mn | P max | S max | |
| St 35 | 0.17 | 0.35 | ≥ 0.40 | 0.025 | 0.025 |
| St 45 | 0.21 | 0.35 | ≥ 0.40 | 0.025 | 0.025 |
| St 52 | 0.22 | 0.55 | ≤ 1.60 | 0.025 | 0.025 |
| Steel grade | Chemical Composition ( % ) | ||||||
| Steel name | Steel number | C max | Si max | Mn | P max | S max | Al min |
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
| E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
| Steel grade | cold drawing lucency hardness BK | cold drawing lucency hardness BKW | drawing lucency stress free anneal BKS | Anneal GBK | Normalization NBK | |||||||
| Tensile Strength Rm N/mm min | Elongation % min | Tensile Strength Rm N/mm min | Elongation % min | Tensile Strength Rm N/mm min | Yield Strength ReH N/mm min | Elongation % min | Tensile Strength Rm N/mm min | Elongation % min | Tensile Strength Rm N/mm min | Yield Strength ReH N/mm min | Elongation % min | |
| St35 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 25 | 340-470 | 235 | 25 |
| St45 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440-570 | 235 | 21 |
| St52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490-630 | 355 | 22 |
| Steel grade | Minimum values for the delivery condition | ||||||||||||
| Steel name | Steel number | + C | + LC | + SR | + A | + N | |||||||
| Rm Mpa | A% | Rm Mpa | A% | Rm Mpa | ReH Mpa | A% | ReH Mpa | A% | Rm Mpa | ReH Mpa | A% | ||
| E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 |
| E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 |
| E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490-630 | 355 | 22 |
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3 Comments
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Standard: DIN 2391-1/EN 10305-1 Application: For Auto use, machinery use, Oil cylinder tube, Motorcycle shock reducer steel tubes, Auto shock reducer inner cylinder Size(mm): O. D.: 6.0-224.0 W. T.: 1-15 L: Max 12000 Delivery condition: Hot .
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