NACE RP0102 In-Line Inspection of Pipelines Item No:21094
SY/T 6621-2005 Managing system integrity of gas pipelines
SY/T 6648-2006 Managing system integrity for hazardous liquid pipelines
SY/T 6825-2011 history
2018SY/T 6597-2018 Technical specifications for in-line inspection of oil and gas pipelines
2011SY/T 6825-2011 In-line inspection systems qualification
SY/T 6825-2011 In-line inspection systems qualification was changed to SY/T 6597-2018 Technical specifications for in-line inspection of oil and gas pipelines.