2PE/3PE Coated steel pipe
Executive Standard: GB-T23257-2009
Buried steel pipe with 2PE/3PE coating are used for the transmission of water, oil, gas and other media, the working temperature is 50â-70âï¼ it has good performance of anti-corrosive, low water- absorption rate, high mechanical strength.
External PE coated steel pipe
Executive Standard: DIN30670-1991
Buried steel pipe with 3PE coating are used for the transmission of water, oil, gas and other media, the working temperature is 50â-70âï¼ it has good performance of anti-corrosive, low water- absorption rate, high mechanical strength.
External dual-layer fusion bonded
Epoxy powder coating
Executive Standard:Q/CNPC38-2002
Steel pipes with external dual- fusion boned epoxy powder coating are used for the transmission of water, oil, gas and other media, the working temperature is -30â-100âï¼this coating is easy to paint and no pollution. It has good performance of anti-impact, bending and high temperate-resistance. It is widely used in domestic and international..