Ministry of Industry and Information Technology: Announcement on the Public Solicitation of 449 Industry Standards, including "Silicon Carbide Heat Exchanger Components for Non Metallic Chemical Equipment", and 3 Industry Standards in Foreign Languages for Approval

According to the industry standard revision plan, relevant standardization technical organizations have completed 58 chemical industry standards such as "Non metallic Chemical Equipment Silicon Carbide Heat Exchange Components", 4 petrochemical industry standards such as "Industrial Benzoic Acid", 82 black metallurgy industry standards such as "Technical Regulations for Tailings Pre mixed Mortar", 59 non-ferrous metal industry standards such as "Measurement Method for Perfluorocarbon Emissions in Electrolytic Aluminum Production", 4 gold industry standards such as "Technical Specification for Comprehensive Recovery and Recycling of Wastewater in the Gold Industry", 62 building materials industry standards such as "Technical Specification for Application of Cement Clinker Substitute Raw Materials - Calcium Carbide Slag", 9 rare earth industry standards such as "High purity Metal Ytterbium Target", 120 mechanical industry standards such as "Spiral Pressing Machine", and "Surface Paint on Automotive Wheels". 47 automotive industry standards, including 'Coatings' The preparation of three light industry standards, including "Technical Requirements for Energy Efficiency Evaluation of Household and Similar Use Dryers", one military and civilian industry standard, one foreign language version of two non-ferrous metal industry standards, including "General Technical Requirements for Industrial Electronic Detonator Production", and one foreign language version of one rare earth industry standard, "Cerium Sulfide". To further solicit opinions from all sectors of society, it is now publicly announced.

Please log in to the "Industry Standard Approval Publicity" section of the "Standard Network" (www.bzw. com. cn) to view the above standard approval drafts and provide feedback.

Publicity period: December 30, 2025- January 28, 2026

Contact number: 010-68205241

Attachment: 1List of 449 Industry Standard Numbers, Names, and Main Contents

　　　2.List of Foreign Language Names and Main Contents of Three Industry Standards

Department of Science and Technology, Ministry of Industry and Information Technology

December 29, 2025