GBT50538
GBT50538, Total:2 items.
The international standard classification for "GBT50538" includes: .
The Chinese standard classification for "GBT50538" includes: Metal equipment and process pipe installation engineering .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 50538-2010 Technical standard for anti-corrosion and insulation coating of buried steel pipeline
- GB/T 50538-2020 Technical standard for anti一corrosion and insulation coatings of buried steel pipeline
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