EN 10297 Seamless Steel Tube for Mechanical Engineering
Based on EN 10297 standard, the seamless steel tube is ideal for mechanical engineering. To meet different demands, Luxing Pipe provides industrial pipe with different mass range, including carbon steel and alloy steel tubing. Our cleverly designed product comes with corrosion resistance, fine finish and long useful life.
Carbon steel pipe, alloy steel tube and other kinds of industrial tubes can be customized, so as to satisfy your requirements. According to market requirements, we will probably offer the steel gas fitting, stainless steel pipe and welding steel pipe in the future.
Parameters
1. Standard: EN 10297-1, 2
2. Steel grade: E235, E275, E315, E355, E470
3. Delivery condition: Normalizing or rolling
4. Outer diameter: 70MM-610MM
5. Wall thickness: 6MM-35MM
6. Tolerance: In line with EN 10297-1 standard
7. Length: Customization
8. Certificate: EN 10204/3.1
Delivery Condition of Seamless Steel Tube
| Steel grade | Delivery condition |
| E235 | Normalizing or rolling |
| E275 | Normalizing or rolling |
| E315 | Normalizing or rolling |
| E355 | Normalizing or rolling |
| E470 | Normalizing |
Chemical Composition (Heat Analysis)%
| Steel grade | C | Si | Mn | P | S | |||
| Min. | Max. | Min. | Max. | Min. | Max. | Max. | Max. | |
| E235 | - - | 0.17 | - - | 0.35 | - - | 1.20 | 0.030 | 0.035 |
| E275 | - - | 0.21 | - - | 0.35 | - - | 1.40 | 0.030 | 0.035 |
| E315 | - - | 0.21 | - - | 0.30 | - - | 1.50 | 0.030 | 0.035 |
| E355 | - - | 0.22 | - - | 0.55 | - - | 1.60 | 0.030 | 0.035 |
| E470 | 0.16 | 0.22 | 0.10 | 0.50 | 1.30 | 1.70 | 0.030 | 0.035 |
Mechanical Property
| Steel grade | Min. yield strength | Min. tensile strength | Min. elongation (%) | ||
| Mpa | Mpa | ||||
| T(mm) | T(mm) | I | |||
| ≤16 | >16 | ≤16 | >16 | ||
| ≤40 | ≤40 | ||||
| E235 | 235 | 225 | 360 | 360 | 25 |
| E275 | 275 | 265 | 410 | 410 | 22 |
| E315 | 315 | 305 | 450 | 450 | 21 |
| E355 | 355 | 345 | 490 | 490 | 20 |
| E470 | 470 | 430 | 650 | 600 | 17 |
| Notes: 1. “T” stands for wall thickness. 2. “I” stands for longitudinal. | |||||
Specification of Seamless Steel Tube
| Wall thickness | 6.3 | 7.1 | 8 | 8.8 | 10 | 11 | 12.5 | 14.2 | 16 | 17.5 | 20 | 22.2 | 25 | 28 | 30 | 35 | MM | ||
| Outer diameter | |||||||||||||||||||
| 70 | X | X | X | X | X | X | X | X | 70.0 | ||||||||||
| 73 | X | X | X | X | X | X | X | X | 73.0 | ||||||||||
| 76.1 | X | X | X | X | X | X | X | X | 76.1 | ||||||||||
| 82.5 | X | X | X | X | X | X | X | X | 82.5 | ||||||||||
| 88.9 | X | X | X | X | X | X | X | X | X | 88.9 | |||||||||
| 95 | X | X | X | X | X | X | X | X | X | 95.0 | |||||||||
| 101.6 | X | X | X | X | X | X | X | X | X | 101.6 | |||||||||
| 108 | X | X | X | X | X | X | X | X | X | 108.0 | |||||||||
| 114.3 | X | X | X | X | X | X | X | X | X | 114.3 | |||||||||
| 121 | X | X | X | X | X | X | X | X | X | 121.0 | |||||||||
| 127 | X | X | X | X | X | X | X | X | X | X | 127.0 | ||||||||
| 139.7 | X | X | X | X | X | X | X | X | X | X | 139.7 | ||||||||
| 146 | X | X | X | X | X | X | X | X | X | X | 146.0 | ||||||||
| 152.4 | X | X | X | X | X | X | X | X | X | X | 152.4 | ||||||||
| 159 | X | X | X | X | X | X | X | X | X | X | X | 159.0 | |||||||
| 168.3 | X | X | X | X | X | X | X | X | X | X | X | 168.3 | |||||||
| 177.8 | X | X | X | X | X | X | X | X | X | X | X | X | 177.8 | ||||||
| 193.7 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 193.7 | ||||
| 203 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 203.0 | ||||
| 219.1 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 219.1 | ||||
| 229 | X | X | X | X | X | X | X | X | X | X | X | 229.0 | |||||||
| 244.5 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 244.5 | ||||
| 254 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 254.0 | ||||
| 267 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 267.0 | ||||
| 273 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 273.0 | ||||
| 298.5 | X | X | X | X | X | X | X | X | X | X | X | X | 298.5 | ||||||
| 305 | X | X | X | X | X | X | X | X | X | X | X | X | 305.0 | ||||||
| 323.9 | X | X | X | X | X | X | X | X | X | X | X | X | 323.9 | ||||||
| 355.6 | X | X | X | X | X | X | X | X | X | X | X | X | X | 355.6 | |||||
| 368 | X | X | X | X | X | X | X | X | X | X | X | X | X | 368.0 | |||||
| 381 | X | X | X | X | X | X | X | X | X | X | X | X | X | 381.0 | |||||
| 394 | X | X | X | X | X | X | X | X | X | X | X | X | X | 394.0 | |||||
| 406.4 | X | X | X | X | X | X | X | X | X | X | X | X | X | 406.4 | |||||
| 419 | X | X | X | X | X | X | X | X | X | X | X | X | X | 419.0 | |||||
| 445 | X | X | X | X | X | X | X | X | X | X | X | X | X | 445.0 | |||||
| 457.2 | X | X | X | X | X | X | X | X | X | X | X | X | X | 457.0 | |||||
| 470 | X | X | X | X | X | X | X | X | X | X | X | X | X | 470.0 | |||||
| 508 | X | X | X | X | X | X | X | X | X | X | X | 508.0 | |||||||
| 521 | X | X | X | X | X | X | X | X | X | X | X | 521.0 | |||||||
| 530 | X | X | X | X | X | X | X | X | X | X | X | 530.0 | |||||||
| 559 | X | X | X | X | X | X | X | X | X | X | X | 559.0 | |||||||
| 610 | X | X | X | X | X | X | X | X | X | 610.0 | |||||||||
| Outer diameter | 6.3 | 7.1 | 8 | 8.8 | 10 | 11 | 12.5 | 14.2 | 16 | 17.5 | 20 | 22.2 | 25 | 28 | 30 | 35 | MM | ||
| Wall thickness | |||||||||||||||||||
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