sy+t0452+2012
sy+t0452+2012, Total:4 items.
The international standard classification for "sy+t0452+2012" includes: Petroleum products and natural gas handling equipment .
The Chinese standard classification for "sy+t0452+2012" includes: .
Professional Standard - Petroleum
- SY/T 0452-2002 Standard for weld procedure qualification of oil and gas metal pipeline
- SY/T 0452-2012 Standard for welding procedure qualification of oil and gas metal pipeline
- SY 0452-2012 Qualification of Welding Procedures for Oil and Gas Metal Pipelines
国家能源局
- SY/T 0452-2021 Standard for welding procedure qualification of oil and gas metal pipeline
