SY/T 6662.4-2014 Non-metallic composite pipes for petroleum and natural gas industries.Part 4: Steel skeleton reinforced thermoplastic resin coiled composite pipes and end fittings (English Version)
This part of SY/T 6662 specifies the product classification, technical requirements, test methods, inspection rules, labeling, packaging, transportation and storage of steel frame reinforced thermoplastic composite continuous pipes (hereinafter referred to as continuous pipes) and joints. This section is applicable to coiled pipes and joints used for ground transportation of crude oil, gas, water and other fluid media (including industrial wastewater) in the oil and gas industry where the long-term operating temperature does not exceed 90°C.
SY/T 6662.4-2014 history
2014SY/T 6662.4-2014 Non-metallic composite pipes for petroleum and natural gas industries.Part 4: Steel skeleton reinforced thermoplastic resin coiled composite pipes and end fittings
2010SY/T 6795-2010 Steel skeleton reinforced thermoplastic resin coiled composite pipes and end fittings for petroleum and natural gas industries