DIN 2391 1 Steel Tube Manufacturers In India
EN 10305 1 Material Tubo Suppliers.
Distributor of DIN 2391 E235 & DIN 2391 part 1 seamless precision tubes in India.
DIN 2391 ST52 Tubes
DIN 2391 ST35 Tube
DIN 2391 ST45 Tube
Tubos India is one of the large manufacturers for high quality DIN 2391 Material. 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.
- Machinery use
- Auto shock reducer inner cylinder
- Oil cylinder tube
- Motorcycle shock reducer steel tubes
Marking:
- Weight of bundle – upto 5000 kg upon request of client's.
- Pipes are supplied in round bundles or hexagonal bundles tied with steel strip.
- Each bundle is furnished with three tags.
DIN 2391-1 Chemical Composition
| 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 | 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 | - |
DIN 2391 ST35 Mechanical Properties
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 |
| 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 |
Other Types of DIN 2391 Carbon Steel Tubes
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