Cold Drawing Precision Steel Seamless Tubes For Automotive Industry
Outside diameter ranges from 4 to 60 mm and wall thickness ranges from 0.5 to 7mm. Precision steel tubes are delivered according to EN 10305-1, DIN 2391, BS 6323/4,ASTM A519 and JIS G3445.
Tolerance table of Cold Drawing Precision Steel Seamless Tubes
| NAME | SCOPE(mm) | GB (mm) | DIN (mm) | Enterprise control(mm) | Special high-precision(mm) |
| OD Out Diameter | 4-30 | ±0.1 | ±0.08 | ±0.05 | ±0.03 |
| 31-40 | ±0.15 | ±0.15 | ±0.05 | ±0.03 | |
| 41-50 | ±0.20 |
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