| Customization: | Available |
|---|---|
| Type: | Seamless |
| Technique: | Cold Drawn |
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| Steel grade |
% of the mass |
|||||
| Steel symbol | Steel number | C max | Si max | Mn max | P max | S max |
| E155 | 0,11 | 0,35 | 0,70 | 0,025 | 0,025 | |
| E190 | 0,10 | |||||
| E195 | 0,15 | 0,35 | 0,70 | 0,025 | 0,025 | |
| E22 | 0,14 | |||||
| E235 | 0,17 | 0,35 | 1,20 | 0,025 | 0,025 | |
| E260 | 0,16 | |||||
| E275 | 0,21 | 0,35 | 1,40 | 0,025 | 0,025 | |
| E320 | 0,20 | |||||
| E355 | 0,22 | 0,55 | 1,60 | 0,025 | 0,025 | |
| E370 | 0,21 | |||||
| E420 | 0,16 | 0,50 | 1,70 | 0,025 | 0,025 | |
| Size Tolerance | |||||
| Name | Scope (mm) | GB Series(mm) | DIN series(mm) | Enterprise internal control standards (mm) | Special high-precision (mm) |
| Outside diameter | 2-30 | ±0.10 | ±0.08 | ±0.05 | ±0.03 |
| 31-40 | ±0.15 | ±0.15 | ±0.05 | ±0.03 | |
| 41-50 | ±0.20 | ±0.20 | ±0.08 | ±0.03 | |
| 51-60 | ±0.25 | ±0.25 | ±0.08 | ±0.03 | |
| Wall Thickness | 0.3-10 | ±10%; MIN±0.15 | ±10% | ±10%; MIN±0.05 | ±10%; MIN±0.03 |










