Standard for Approval and Public Announcement HG/T 20660-2016: Classification Standard for Toxicity Hazards and Explosion Risks of Chemical Media in Pressure Vessels

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237 industry standards in the fields of machinery, chemicals, metallurgy, building materials, light industry, petrochemicals, and shipbuilding are under review for approval. Source: Ministry of Industry and Information Technology. Date: 12/6/2016, 15:20:57. In accordance with the plan for formulating and revising industry standards, relevant standardization organizations and other entities have completed the work on formulating and revising 115 machinery industry standards such as those for aluminum profile roller straightening machines, 5 chemicals industry standards such as those for medical dry film, 30 metallurgy industry standards such as those for steel wool fibers, 49 building materials industry standards such as those for water-retaining agents used in pre-mixed mortar, 3 light industry standards such as those for energy consumption limits per unit of newsprint, 24 petrochemical industry standards such as those for electrical design specifications for petrochemical plants, and 11 shipbuilding industry standards such as those for electrical design regulations in shipbuilding and repair facilities. Prior to the approval and issuance of these 237 industry standards, they are being made public to further solicit opinions from all sectors of society; the deadline is January 6, 2017. For the above draft standards for approval, please visit the “Industry Standard Approval Announcement” section on the Standard Network (www.bzw.com.cn) to view them and provide your feedback. Public display period: December 6, 2016 – January 6, 2017. 120 HG/T 20660-2016: Classification standards for the toxicity hazards and explosion risks of chemical media in pressure vessels. This standard specifies the classification methods for toxicity hazards and explosion risks, covering 276 common types of chemical media ； 427 types of explosives. This standard is applicable to the classification of the toxicity hazards and explosion risks of chemical media (including raw materials, finished products, semi-finished products, intermediates, reactants, reaction by-products, and impurities, etc.) used or stored in chemical pressure vessels. HG 20660-2000