3PE Spiral Welded Steel Pipe API 5L

3PE anticorrosive coating mainly means the pipeline has three PE anticorrosive structures：the first layer is epoxy powder (FBE)，the second layer is adhesive (AD), and the third layer is polyethylene (PE) (the color of polyethylene is black at most time, it can also be produced blue or yellow depends on customer requirements).
2PE doesn’t include the first layer.
Three materials mix together, and combine firmly with the steel pipe and become excellent anticorrosive coating, which can be used under *0°C degree environment.
Standards: SY/T********2，GB/T*********9，DIN****0 etc.
The min thickness of coating can refer to the corresponding standard.