Permanent Steel Manufacturing Co.,Ltd (API 5L/ASTM carbon steel pipe supplier) has all the surfaces for the pipes you want, we will do it according to your demand: PE, HDPE, FBE, CWC, black painting, oiled, cement lining......
In addition to improving the service life of the steel pipe through anti-corrosion, it is also manifested in the following aspects:
1. The friction coefficient of the inner wall is small, 0.0081-0.091, which reduces energy consumption;
2. The inner wall meets the national hygiene standard;
3. The inner wall is smooth and not easy to scale, and has the function of self-cleaning.
4. Combining the mechanical strength of steel pipe and the corrosion resistance of plastic;
5. The outer wall coating is more than 2.5mm, scratch-resistant and bump-resistant.
