1, the product meets GB/T requirements, outside diameter: 70 ± 0.3mm, wall thickness tolerance: 2.2 ± 0.2mm, length tolerance: 4060-0/+5mm;
2, bending degree to meet the E3 standard (full-length bending 0.1%);
3. The ellipticity satisfies NR2 (the ellipticity is not more than 5% of the allowable deviation of the outer diameter);
4, the outer wall polishing Ra ≤ 0.8 (or Ra ≤ 0.1);
5, pressure: 4MPa; properly protected during transportation, not scratched or scratched the outer wall.
6, stainless steel pipe inside and outside the surface clean water-free stains, dry inside and outside the pipe, the outer wall without straight print marks, smooth nozzle without burr.
Circular Knitting Machine Frequency Inverter And Transformer
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Changzhou Longfu Knitting Co., Ltd. , https://www.circularmachine.com