2019 year China issued GB standards list


	GB/T 37751.31-2019 Residual current operated circuit-breakers for household and similar use—Part 3-1:Particular requirements for RCDs with screwless-type terminals for external copper conductors 家用和类似用途的剩余电流动作断路器第3-1部分：具有连接外部铜导线的无螺纹型接线端子的RCD的特殊要求
	GB/T 37155.2-2019 Technical guidance of protection and control system on regional power grid—Part 2:Information interface and communication 区域保护控制系统技术导则第2部分：信息接口及通信
	GB/T 9652.2-2019 Testing specification of hydraulic turbine governing systems 水轮机调速系统试验
	GB/T 11805-2019 General specifications of automatic control components (devices) and their related system for hydroturbine-generating sets 水轮发电机组自动化元件（装置）及其系统基本技术条件
	GB/T 20272-2019 Information security technology—Security technical requirements for operating system 信息安全技术操作系统安全技术要求
	GB 50229-2019 Standard for design of fire protection for fossil fuel power plants and substations 火力发电厂与变电站设计防火标准
	GB/T 50081-2019 Standard for test method of physical and mechanical properties on concrete 混凝土物理力学性能试验方法标准
	GB/T 35031.7-2019 Customer energy management system—Part 7：Function classification and system gradation 用户端能源管理系统第7部分：功能分类和系统分级
	GB/T 153-2019 Coniferous sawn timber 针叶树锯材
	GB 23255-2019 Photometric characteristics of daytime running lamps for power driven vehicles 机动车昼间行驶灯配光性能
	GB/T 37307-2019 Design requirements of offshore helicopter decks 海洋平台用直升机甲板设计要求
	GB/T 37639-2019 Determination of polybrominated biphenyls and polybrominated diphenyl ethers in plastic products—Gas chromatography and mass spectrometry 塑料制品中多溴联苯和多溴二苯醚的测定气相色谱-质谱法
	GB/T 37477-2019 Simulation test methods of surface support,launch and recovery for rescue system 救援装备水面搭载与吊放仿真试验方法
	GB/T 37500-2019 Determination of plant growth regulators in fertilizer—High performance liquid chromatography 肥料中植物生长调节剂的测定高效液相色谱法
	GB/T 37492-2019 Inspection of grain and oils—Determination of soluble dietary fibre in cereals and cereals products—Enzyme gravimetric method 粮油检验谷物及其制品水溶性膳食纤维的测定酶重量法
	GB/T 20256-2019 Specifications for the gravimetry control 国家重力控制测量规范
	GB/T 228.4-2019 Metallic materials—Tensile testing—Part 4: Method of test in liquid helium 金属材料拉伸试验第4部分：液氦试验方法
	GB/T 4698.17-2019 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 17:Determination of magnesium content—Flame atomic absorption spectrometry 海绵钛、钛及钛合金化学分析方法第17部分: 镁量的测定火焰原子吸收光谱法
	GB/T 37420-2019 Evaluation methods of energy consumption and emission indicators for urban rail transit 城市轨道交通能源消耗与排放指标评价方法
	GB 37489.1-2019 Hygienic specification for the design of public place―Part 1：General rules 公共场所卫生设计规范第1部分：总则

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