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No.2023-1 Announcement of Promulgated China National Standards

Standard  Code Standard Title Standard Class Order
GB/T 43434-2023 Test method for crack resistance of laser repair area{译}
激光修复区域抗裂性试验方法		 China National Standards
English PDF
GB/T 23191-2023 Delicious porcini mushrooms{译}
美味牛肝菌		 China National Standards
English PDF
GB/T 19494.2-2023 Mechanized sampling of coal Part 2: Preparation of coal samples{译}
煤炭机械化采样 第2部分：煤样的制备		 China National Standards
English PDF
GB/T 25120-2023 Rail transit rolling stock traction transformers and reactors{译}
轨道交通 机车车辆牵引变压器和电抗器		 China National Standards
English PDF
GB/T 25774.2-2023 Inspection of welding materials Part 2: Preparation of mechanical properties specimens for single-sided single-pass welding and double-sided single-pass welded joints of steel{译}
焊接材料的检验 第2部分：钢的单面单道焊和双面单道焊焊接接头力学性能试样的制备		 China National Standards
English PDF
GB/T 16457.2-2023 Diamond circular saw blade substrates Part 2: For sintered saw blades{译}
金刚石圆锯片基体 第2部分：用于烧结锯片		 China National Standards
English PDF
GB/T 29549.1-2023 Offshore oil fixed platform module drilling rig Part 1: Design{译}
海上石油固定平台模块钻机 第1部分：设计		 China National Standards
English PDF
GB/T 26794-2023 Gas meter counter{译}
燃气表用计数器		 China National Standards
English PDF
GB/T 14308-2023 Classification and Rating of Tourist Hotel Stars{译}
旅游饭店星级的划分与评定		 China National Standards
English PDF
GB/T 21397-2023 cotton harvester{译}
棉花收获机		 China National Standards
English PDF
GB/T 43286-2023 Disposable sampling tube (inactivated type){译}
一次性采样管（灭活型）		 China National Standards
English PDF

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