2012 year China issued GB standards list


	GB/T 29003-2012 Head-feed combine harvester - Evaluation index and measurement methods for fuel consumption 半喂入联合收割机燃油消耗量指标及测量方法
	GB/T 18451.1-2012 Wind turbine generator systems - Design requirements 风力发电机组设计要求
	GB/T 28254-2012 Spiral pointed taps 螺尖丝锥
	GB/T 29172-2012 Practices for core analysis 岩心分析方法
	GB/T 20057-2012 Rolling bearings - Single-row cylindrical roller bearings - Chamfer dimensions for loose rib and non-rib sides 滚动轴承圆柱滚子轴承平挡圈和套圈无挡边端倒角尺寸
	GB/T 50760-2012 Code for engineering technology of digital trunking communication 数字集群通信工程技术规范
	GB/T 28866-2012 Characteristic parameters of stand-alone photovoltaic(PV) systems 独立光伏（PV）系统的特性参数
	GB/T 29120-2012 Procedure for H-point and R-point Determination H点和R点确定程序
	GB/T 8151.6-2012 Methods for chemical analysis of zinc concentrates - Part 6： Determination of copper content - The flame atomic absorption spectrometric method 锌精矿化学分析方法第6部分：铜量的测定火焰原子吸收光谱法
	GB/Z 28865-2012 Specification for anti-EMI soft ferrite materials 抗电磁干扰软磁铁氧体材料规范
	GB/Z 25842.2-2012 Low-voltage switchgear and controlgear - Over-current protective devices - Part 2: Selectivity under over-current conditions 低压开关设备和控制设备过电流保护电器第2部分：过电流条件下的选择性
	GB 28374-2012 Fireproof coating for electric cable 电缆防火涂料
	GB/T 3884.1-2012 Methods for chemical analysis of copper concentrates - Part 1: Determination of copper content - Iodine titration method 铜精矿化学分析方法第1部分：铜量的测定碘量法
	GB/T 28389.1-2012 Auto index milling head with axes A,C of main drive - Part 1: Testing of accuracy 主传动驱动型AC轴自动分度铣头第1部分：精度检验
	GB/T 4103.4-2012 Methods for chemical analysis of lead and lead alloys - Part 4: Determination of iron content 铅及铅合金化学分析方法第4部分：铁量的测定
	GB/T 13603-2012 Marine battery installation 船舶蓄电池装置
	GB/T 28738-2012 Finned built-in heat pipe for all-glass evacuated solar collector tubes 全玻璃真空太阳集热管内置式带翅片的金属热管
	GB 50822-2012 Code for design of medium density fiberboard engineering 中密度纤维板工程设计规范
	GB/T 22512.1-2012 Petroleum and natural gas industries - Rotary drilling equipment - Part 1：Rotary drill stem elements 石油天然气工业旋转钻井设备第1部分：旋转钻柱构件
	GB/T 28801-2012 Air guns 气枪

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