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Toxic medium

Toxic medium, Total:3 items.

In the international standard classification, Toxic medium involves: Extraction and processing of petroleum and natural gas, Non-ferrous metals.


Professional Standard - Petrochemical Industry, Toxic medium

  • SH 3501-2002 Specification for construction and acceptance of hypertoxic and combustible medium piping engineering in petrochemical industry
  • SH 3501-2011 Construction and acceptance specification for toxic and combustible medium steel piping engineering in petrochemical industry
  • SH/T 3501-2021 Specifications for construction and acceptance of steel pipeline projects for toxic and flammable media in the petrochemical industry




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