On October 19, the Ministry of Industry and Information Technology issued 257 industry standards, 6 national standards and 1 industry standard samples for approval. Publicity time: October 19, 2023-November 19, 2023. Methods for chemical analysis of non-metallic minerals and rocks relevant to the
cement industry Part 2 Methods for chemical analysis of silicate rocks, minerals and siliceous raw materials; Technical specification for cement products Part 1: Concrete and reinforced concrete drainage pipes; Foamed concrete for filling; Foamed concrete for highway engineering; V-type static separator for cement industry; Mobile crushing station for building materials; Graphite modified cement-based insulation board; Prestressed concrete thin-wall pipe pile; Cement-based wear-resistant materials for concrete floors, autoclaved aerated concrete equipment cutting units, and precast reinforced concrete square piles are included in 11 industry standards.
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