This part of SY/T 6670 specifies the terms, definitions, abbreviations, technical requirements, test methods and inspection rules for high-pressure fiberglass line pipes using mechanical connections. This section applies to the quality inspection of high-pressure fiberglass line pipes for oil fields produced in accordance with SY/T 6267 during user acceptance, but does not include product design and related item inspections that must be carried out when the product leaves the factory. Pipes imported from abroad should be inspected and accepted in accordance with API Spec 15HR.
SY/T 6770.1-2010 history
2023SY/T 6770.1-2023 Specifications for quality acceptance of non-metallic pipes Part 1: High-pressure fiberglass line pipe
2010SY/T 6770.1-2010 Quality acceptance code of non-metalic pipe.Part 1:High-pressure fiberglass line pipe