SY4205
SY4205, Total:3 items.
The international standard classification for "SY4205" includes: Equipment for petroleum and natural gas industries .
The Chinese standard classification for "SY4205" includes: Electrical construction installation engineering .
Professional Standard - Petroleum
- SY 4205-2007 Code for quality acceptance of oil and gas construction engineering automation instrumentation engineering
- SY 4205-2016 Code for quality acceptance of oil and gas construction engineering.Automation instrumentation engineering
- SY/T 4205-2019 Code for quality acceptance of oil and gas construction engineering - Automation instrumentation engineering
