This specification is applicable to the anti-corrosion design, construction and acceptance of the outer surfaces of steel structures, pipelines and oil and gas production facilities in Tanhai petroleum projects.
SY/T 4091-1995 history
2016SY/T 4091-2016 Technical Specifications for External Anti-corrosion of Tanhai Petroleum Projects
1995SY/T 4091-1995 Technical specification of anticorrosion for petroleum engineering in beach-shallow sea