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hg/t 20670

hg/t 20670, Total:25 items.

The international standard classification for "hg/t 20670" includes: Products of the chemical industry in general , Inch screw threads .

The Chinese standard classification for "hg/t 20670" includes: Petrochemical and chemical industry engineering , Dye , Coating , Basic standards and general methods .


Professional Standard - Chemical Industry

Professional Standard - Energy

  • NB/T 20670-2023 Technical Guidelines for Commissioning of Emergency Water Supply Systems of Pressurized Water Reactor Nuclear Power Plants

工业和信息化部

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China