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 GB/T 34198-2017  
Steel wire rope for cranes
起重机用钢丝绳
 GB/T 34194-2017  
Guides for energy efficiency assessment of converter process
转炉工序能效评估导则
 GB/T 34196-2017  
Guides for energy efficiency assessment of grate-kiln iron ore pelletizing process
链箅机-回转窑球团工序能效评估导则
 GB/T 34193-2017  
Guides for energy efficiency assessment of blast furnace process
高炉工序能效评估导则
 GB/T 34199-2017  
Hot-rolled H section steel for electrified railway pillars
电气化铁路接触网支柱用热轧H型钢
 GB/T 6730.30-2017  
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
铁矿石 铬含量的测定 二苯基碳酰二肼分光光度法
 GB/T 20887.7-2017  
Continuously hot rolled high strength steel sheet and strip for automobile—Part 7：Steels for hydraulic forming
汽车用高强度热连轧钢板及钢带 第7部分：液压成形用钢
 GB/T 34190-2017  
Surface coating weight (thickness) of electrical steel—X-ray spectrometric method
电工钢表面涂层的重量（厚度） X射线光谱测试方法
 GB/T 34192-2017  
Guides for energy efficiency assessment of coking process
焦化工序能效评估导则
 GB/T 6730.38-2017  
Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method
铁矿石 钴含量的测定 亚硝基-R盐分光光度法
 GB/T 6730.31-2017  
Iron ores—Determination of vanadium—N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method
铁矿石 钒含量的测定 N-苯甲酰苯胲萃取分光光度法
 GB/T 6730.26-2017  
Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method
铁矿石 氟含量的测定 硝酸钍滴定法
 GB/T 6730.37-2017  
Iron ores—Determination of cobalt content—4-((5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method
铁矿石 钴含量的测定 4-[(5-氯-2-吡啶)偶氮]-1，3-二氨基苯分光光度法
 GB/T 6730.47-2017  
Iron ores—Determination of niobium content—Sulfochlorophenol S spectrophotometric method
铁矿石 铌含量的测定 氯代磺酚S分光光度法
 GB/T 34211-2017  
Iron ores—Method for determination of iron reduction softening drippinger performance under load
铁矿石 高温荷重还原软熔滴落性能测定方法
 GB/T 34191-2017  
Methods of determination and calculation of heat balance in straight grate process for pellet firing of iron and steel industry
钢铁行业带式焙烧机焙烧球团热平衡测试与计算方法
 GB/T 34202-2017  
Ductile iron pipes, fittings and accessories—Epoxy coating (heavy-duty)
球墨铸铁管、管件及附件 环氧涂层（重防腐）
 GB/T 5195.1-2017  
Fluorspar—Determination of calcium fluoride content—EDTA titration method and distillation-potentiometric titration method
萤石 氟化钙含量的测定 EDTA滴定法和蒸馏-电位滴定法
 GB/T 13241-2017  
Iron ores—Determination of reducibility
铁矿石 还原性的测定方法
 GB/T 20491-2017  
Steel slag powder used for cement and concrete
用于水泥和混凝土中的钢渣粉
 GB/T 5195.3-2017  
Fluorspar—Determination of loss in mass at 105℃—Gravimetric method
萤石 105℃质损量的测定 重量法
 GB/T 34207-2017  
Wide and heavy plates for offshore line pipe
海底管线用宽厚钢板
 GB/T 34204-2017  
Coiled tubing
连续油管
 GB/T 34203-2017  
Corrosion of metals and alloys—Air pollutant monitoring and analysis methods
金属和合金的腐蚀 大气污染物的采集与分析方法
 GB/T 20564.3-2017  
Continuously cold rolled high strength steel sheet and strip for automobile—Part 3: High strength interstitial free steel
汽车用高强度冷连轧钢板及钢带 第3部分: 高强度无间隙原子钢
 GB/T 5195.5-2017  
Fluorspar—Determination of total sulfur content—Pipe furnace combustion iodic acid potassium titration method
萤石 总硫含量的测定 管式炉燃烧-碘酸钾滴定法
 GB/T 6730.74-2017  
Iron ores－Determination of magnesium content－Flame atomic absorption spectrometric method
铁矿石 镁含量的测定 火焰原子吸收光谱法
 GB/T 34200-2017  
Cold rolled stainless steel plate,sheet and strip for construction roof and curtain
建筑屋面和幕墙用冷轧不锈钢钢板和钢带
 GB/T 20887.1-2017  
Continuously hot rolled high strength steel sheet and strip for automobile—Part 1: High yield strength steel for cold forming
汽车用高强度热连轧钢板及钢带 第1部分：冷成形用高屈服强度钢
 GB/T 34201-2017  
Seamless hot-rolled square and rectangular steel tubes for structure
结构用方形和矩形热轧无缝钢管
 GB/T 20564.10-2017  
Continuously cold rolled high strength steel sheet and strip for automobile—Part 10: Twinning induced plasticity steel
汽车用高强度冷连轧钢板及钢带 第10部分：孪晶诱导塑性钢
 GB/T 20887.6-2017  
Continuously hot rolled high strength steel sheet and strip for automobile—Part 6: Complex phase steel
汽车用高强度热连轧钢板及钢带 第6部分：复相钢
 GB/T 34205-2017  
Metallic materials—Hardness testing—Ultrasonic contact impedance method
金属材料 硬度试验 超声接触阻抗法
 GB/T 20564.2-2017  
Continuously cold rolled high strength steel sheet and strip for automobile—Part 2: Dual phase steel
汽车用高强度冷连轧钢板及钢带 第2部分：双相钢
 GB/T 20564.11-2017  
Continuously cold rolled high strength steel sheet and strip for automobile—Part 11：Carbon manganese steel
汽车用高强度冷连轧钢板及钢带 第11部分：碳锰钢
 GB/T 15007-2017  
Designations of corrosion-resistant alloy
耐蚀合金牌号
 GB/T 34175-2017  
Determination of sulfur in refractory products
耐火材料中硫含量的测定
 GB/T 6730.39-2017  
Iron ores—Determination of nickle content—Dimetylglyoxime spectrophotometric method
铁矿石 镍含量的测定 丁二酮肟分光光度法
 GB/T 3001-2017  
Refractory products—Determination of modulus of rupture at ambient temperature
耐火材料 常温抗折强度试验方法
 GB/T 7321-2017  
Sample preparation for testing of shaped refractory products
定形耐火制品试样制备方法
 GB/T 34168-2017  
Test method of gold and silver nanoparticle materials biological effect by transmission electron microscope
金、银纳米颗粒材料生物效应的透射电子显微镜检测方法
 GB/T 34171-2017  
Test method for flexural property of thin and ultrathin glass—Three-point bending method
薄与超薄玻璃弯曲性能试验方法 三点弯曲法
 GB/T 7322-2017  
Refractory products—Determination of refractoriness
耐火材料 耐火度试验方法
 GB/T 20314-2017  
Thin float glass for liquid crystal display（ LCD ）applications
液晶显示器用薄浮法玻璃
 GB/T 1703-2017  
Cycle inner tubes
力车内胎
 GB/T 3854-2017  
Test method for hardness of reinforced plastics by means of a Barcol impresser
增强塑料巴柯尔硬度试验方法
 GB/T 3002-2017  
Refractory products—Determination of modulus of rupture at elevated temperatures
耐火材料 高温抗折强度试验方法
 GB/T 34174-2017  
Surface chemical analysis—Proposed procedure for certifying the retained areic dose in a working reference material produced by ion implantation
表面化学分析 工作参考物质中离子注入产生的驻留面剂量定值的推荐程序
 GB/T 34178-2017  
Silica glass substrates for photomask
光掩模石英玻璃基板
 GB/T 34173-2017  
Urban drainage and sewage treatment service
城镇排水与污水处理服务

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