China National Standards

China NA GB Standards English PDF List


GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "NA" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 34536-2017 NAtural gas—Determination of radon concentration—Scintillation flash method
    天然气 氡浓度的测定 闪烁瓶法
    China National Standards
    NA

    English PDF
    GB/T 34538-2017 The high temperature coal carbonization and product quantitative determiNAtion
    高温炼焦试验及焦化产品产率评价方法
    China National Standards
    NA

    English PDF
    GB/T 34500.1-2017 Chemical aNAlysis methods for rare earth residue and waste water—Part 1:Determination of fluorine content—Ion selective electrode analysis
    稀土废渣、废水化学分析方法 第1部分:氟离子量的测定 离子选择电极法
    China National Standards
    NA

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    GB/T 34500.4-2017 Chemical aNAlysis methods for rare earth waste residue and waste water—Part 4: Determination of copper, zinc, lead, chromium, cadmium, barium, cobalt, manganese, nickel and titanium contents—Inductively coupled plasma emission spectrometry
    稀土废渣、废水化学分析方法 第4部分:铜、锌、铅、铬、镉、 钡、钴、锰、镍、钛量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    NA

    English PDF
    GB/T 16484.13-2017 Chemical aNAlysis methods for rare earth chloride and light rare erath carbonate--Part 13: Determination of ammonium chloride content
    氯化稀土、碳酸轻稀土化学分析方法 第13部分:氯化铵量的测定
    China National Standards
    NA

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    GB/T 34500.2-2017 Chemical aNAlysis methods for rare earth residue and waste water—Part 2:Determination of chemical oxygen demand(COD)
    稀土废渣、废水化学分析方法 第2部分:化学需氧量(COD)的测定
    China National Standards
    NA

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    GB/T 18882.2-2017 Chemical aNAlysis methods for mixed rare earth oxide of ion-absorpted type rare earth ore—Part 2:Determination of aluminum oxide content
    离子型稀土矿混合稀土氧化物化学分析方法 第2部分:三氧化二铝量的测定
    China National Standards
    NA

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    GB/Z 34541-2017 Safety operation maNAgement regulation for hydrogen fueling facilities of hydrogen vehicles
    氢能车辆加氢设施安全运行管理规程
    China National Standards
    NA

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    GB/T 12690.18-2017 Chemical aNAlysis methods for non-rare earth impurity of rare earth metals and their oxides— Part 18: Determination of zirconium content
    稀土金属及其氧化物中非稀土杂质化学分析方法 第18部分:锆量的测定
    China National Standards
    NA

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    GB/T 12690.6-2017 Chemical aNAlysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 6: Determination of iron content—Kslium thiocyanate, 1,10-Phenanthroline spectrophotometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 第6部分:铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法
    China National Standards
    NA

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    GB/T 5124.3-2017 Hardmetals—Part 3:DetermiNAtion of cobalt—Potentiometric method
    硬质合金化学分析方法 第3部分:钴量的测定 电位滴定法
    China National Standards
    NA

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    GB/T 34497-2017 Copper and copper alloy strip and foil for termiNAls and connectors
    端子连接器用铜及铜合金带箔材
    China National Standards
    NA

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    GB/T 4000-2017 DetermiNAtion of coke reactivity index (CRI) and coke strength after reaction (CSR)
    焦炭反应性及反应后强度试验方法
    China National Standards
    NA

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    GB/T 34547-2017 Specification for detection and evaluation of coalbed methane surface draiNAge effect in coal mine
    煤矿区煤层气地面抽采效果检测与评价
    China National Standards
    NA

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    GB/T 8152.13-2017 Methods for chemical aNAlysis of lead concentrates—Part 13:Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry
    铅精矿化学分析方法 第13部分:铊量的测定 电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法
    China National Standards
    NA

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    GB/T 8151.21-2017 Methods for chemical aNAlysis of zinc concentrates—Part 21:Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry
    锌精矿化学分析方法 第21部分:铊量的测定 电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法
    China National Standards
    NA

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    GB/T 34504-2017 Measurement method for surface metal contamiNAtion on sapphire polished substrate wafer
    蓝宝石抛光衬底片表面残留金属元素测量方法
    China National Standards
    NA

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    GB/T 2286-2017 DetermiNAtion of total sulfur composition of coke
    焦炭全硫含量的测定方法
    China National Standards
    NA

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    GB/T 18276-2017 Test-bed methods and evaluating index of dyNAmic property for motor vehicles
    汽车动力性台架试验方法和评价指标
    China National Standards
    NA

    English PDF
    GB/T 20257.2-2017 Cartographic symbols for NAtional fundamental scale maps—Part 2:Specifications for cartographic symbols 1:5 000 & 1:10 000 topographic maps
    国家基本比例尺地图图式 第2部分:1:5 000 1:10 000地形图图式
    China National Standards
    NA

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    GB/T 20257.1-2017 Cartographic symbols for NAtional fundamental scale maps—Part 1:Specifications for cartographic symbols 1︰500 1︰1 000 & 1︰2 000 topographic maps
    国家基本比例尺地图图式 第1部分:1:500 1:1 000 1:2 000地形图图式
    China National Standards
    NA

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    GB/T 20257.4-2017 Cartographic symbols for NAtional fundamental scale maps—Part4:Specifications for cartographic symbols 1︰250 000 1︰500 000﹠ 1︰1 000 000 topographic maps
    国家基本比例尺地图图式 第4部分:1:250 000 1:500 000 1:1 000 000地形图图式
    China National Standards
    NA

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    GB/T 20257.3-2017 Cartographic symbols for NAtional fundamental scale maps—Part 3:Specifications for cartographic symbols 1:25 000 1:50 000 & 1:100 000 topographic maps
    国家基本比例尺地图图式 第3部分:1:25 000 1:50 000 1:100 000地形图图式
    China National Standards
    NA

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    GB/T 10574.7-2017 Methods for chemical aNAlysis of tin-lead solders—Part 7:Determination of silver content—Flame atomic absorption spectrometry and potassium thiocyanate potentiometric titration
    锡铅焊料化学分析方法 第7部分:银量的测定 火焰原子吸收光谱法和硫氰酸钾电位滴定法
    China National Standards
    NA

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    GB/T 15076.1-2017 Methods for chemical aNAlysis of tantalum and niobium—Part 1: Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry
    钽铌化学分析方法 第1部分:铌中钽量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 15076.5-2017 Methods for chemical aNAlysis of tantalum and niobium—Part5:Determination of molybdenum and tungsten contents—Inductively coupled plasma atomic emission spectrometry
    钽铌化学分析方法 第5部分:钼量和钨量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 34510-2017 Liquefied NAtural gas cylinders for vehicles
    汽车用液化天然气气瓶
    China National Standards
    NA

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    GB/T 34636-2017 Cross contamiNAtion prevention and control specifications of feed processing equipment
    饲料加工设备交叉污染防控技术规范
    China National Standards
    NA

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    GB/T 34436-2017 DetermiNAtion of formamide in toy materials—Gas chromatography-mass spectrometry (GC-MS)
    玩具材料中甲酰胺测定 气相色谱-质谱联用法
    China National Standards
    NA

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    GB/T 34364-2017 Specification for design of case with lamiNAted veneer lumber (LVL)
    单板层积材包装箱设计规范
    China National Standards
    NA

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    GB/T 34658-2017 Conformance test for communication protocols between off-board conductive charger and battery maNAgement system for electric vehicle
    电动汽车非车载传导式充电机与电池管理系统之间的通信协议一致性测试
    China National Standards
    NA

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    GB/T 34435-2017 DetermiNAtion of migratable chromium(Ⅵ) in toy materials—High performance liquid chromatography-inductively coupled plasma mass spectrometry(HPLC-ICP-MS)
    玩具材料中可迁移六价铬的测定 高效液相色谱-电感耦合等离子体质谱法
    China National Standards
    NA

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    GB/T 34438-2017 DetermiNAtion of cadmium in toy materials—Flame atomic absorption spectrometry
    玩具材料中镉的测定 火焰原子吸收光谱法
    China National Standards
    NA

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    GB/T 34442-2017 Pulps—DetermiNAtion of fiber coarseness—Unpolarized light method
    纸浆 纤维粗度的测定 非偏振光方法
    China National Standards
    NA

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    GB/T 5124.4-2017 Hardmetals—Part 4:DetermiNAtion of titanium content—Photometric peroxide method
    硬质合金化学分析方法 第4部分:钛量的测定过氧化氢分光光度法
    China National Standards
    NA

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    GB/T 4104-2017 DetermiNAtion of whiteness for zinc oxide produced by direct process
    直接法氧化锌白度检验方法
    China National Standards
    NA

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    GB/T 5226.33-2017 Electrical safety of machiNAry—Electrical equipment of machines—Part 33: Requirements for semiconductor fabrication equipment
    机械电气安全 机械电气设备 第33部分:半导体设备技术条件
    China National Standards
    NA

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    GB/T 34395-2017 Guidelines for functioNAl design of exhibition venues
    展览场馆功能性设计指南
    China National Standards
    NA

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    GB/T 34448-2017 Tissue paper and disposable products—DetermiNAtion of formaldehyde
    生活用纸及纸制品 甲醛含量的测定
    China National Standards
    NA

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    GB/T 34622-2017 Protective devices against uNAuthorized use for all-terrain vehicles
    全地形车防盗装置
    China National Standards
    NA

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    GB/T 34609.1-2017 Method for chemical aNAlysis of rhodium compounds—Part 1: Determination of rhodium content—Gravimetric method with hexaammine cobalt nitrate
    铑化合物化学分析方法 第1部分:铑量的测定 硝酸六氨合钴重量法
    China National Standards
    NA

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    GB/T 34397-2017 MaNAgement criterion of pallet pool system
    托盘共用系统管理规范
    China National Standards
    NA

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    GB/T 19018-2017 Quality maNAgement—Customer satisfaction—Guidelines for business-to-consumer electronic commerce transactions
    质量管理 顾客满意 企业-消费者电子商务交易指南
    China National Standards
    NA

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    GB/T 34398-2017 Guidelines for regioNAl exhibition venue planning
    区域展览场馆规划指南
    China National Standards
    NA

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    GB/T 34615-2017 DetermiNAtion of combustion characteristics of CMSW for coprocessing in cement kiln
    水泥窑协同处置的生活垃圾预处理可燃物燃烧特性检测方法
    China National Standards
    NA

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    GB/T 10574.12-2017 Methods for chemical aNAlysis of tin-lead solders—Part 12:Determination of sulfur content—High frequency combustion with infrared absorption method
    锡铅焊料化学分析方法 第12部分:硫量的测定 高频燃烧红外吸收光谱法
    China National Standards
    NA

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    GB/T 10574.14-2017 Methods for chemical aNAlysis of tin-lead solders—Part 14:Determination of tin, lead,antimony,bismuth,silver,copper,zinc,cadmium and arsenic content—Optical emission spectrometry
    锡铅焊料化学分析方法 第14部分:锡、铅、锑、铋、银、铜、锌、镉和砷量的测定 光电发射光谱法
    China National Standards
    NA

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    GB/T 34590.8-2017 Road vehicles—FunctioNAl safety—Part 8: Supporting processes
    道路车辆 功能安全 第8部分:支持过程
    China National Standards
    NA

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    GB/T 34590.1-2017 Road vehicles—FunctioNAl safety—Part 1: Vocabulary
    道路车辆 功能安全 第1部分:术语
    China National Standards
    NA

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    GB/T 10574.11-2017 Methods for chemical aNAlysis of tin-lead solders—Part 11:Determination of phosphorus content—Crystal violet phosphorus-vanadium-molybdeum heteropoly acid spectrophotometry
    锡铅焊料化学分析方法 第11部分:磷量的测定 结晶紫-磷钒钼杂多酸分光光度法
    China National Standards
    NA

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    GB/T 10574.8-2017 Methods for chemical aNAlysis of tin-lead solders—Part 8:Determination of zinc content—Flame atomic absorption spectrometric method
    锡铅焊料化学分析方法 第8部分:锌量的测定 火焰原子吸收光谱法
    China National Standards
    NA

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    GB 34464-2017 Feed additive—MeNAdione dimethylpyrimidinol bisulfite
    饲料添加剂 二甲基嘧啶醇亚硫酸甲萘醌
    China National Standards
    NA

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    GB 7294-2017 Feed additive-MeNAdione sodium bisulfite(vitamin K3)
    饲料添加剂 亚硫酸氢钠甲萘醌(维生素K3)
    China National Standards
    NA

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    GB 7301-2017 Feed additive—NicotiNAmide
    饲料添加剂 烟酰胺
    China National Standards
    NA

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    GB/T 34446-2017 Performance requirements of fixed LED lumiNAires for general lighting
    固定式通用LED灯具性能要求
    China National Standards
    NA

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    GB/T 34451-2017 Requirements and guidelines of product quality traceability maNAgement for toys
    玩具产品质量可追溯性管理要求及指南
    China National Standards
    NA

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    GB/T 2979-2017 Size desigNAtion, dimensions, inflation pressure and load capacity for agricultural tyres
    农业轮胎规格、尺寸、气压与负荷
    China National Standards
    NA

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    GB/T 34333-2017 Refractory products—DetermiNAtion by inductively coupled plasma atomic emission spectrometry(ICP-AES)
    耐火材料 电感耦合等离子体原子发射光谱(ICP-AES)分析方法
    China National Standards
    NA

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    GB/T 9768-2017 Rules for application and mainteNAnce of tyres
    轮胎使用与保养规程
    China National Standards
    NA

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    GB/T 20899.14-2017 Methods for chemical aNAlysis of gold ores-Part 14: Determination of thallium content - Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry
    金矿石化学分析方法 第14部分:铊量的测定 电感耦合等离子体原子发射光谱法和电感耦合等离子体质谱法
    China National Standards
    NA

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    GB/T 6901-2017 Chemical aNAlysis of silica refractories
    硅质耐火材料化学分析方法
    China National Standards
    NA

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    GB/T 20899.13-2017 Methods for chemical aNAlysis of gold ores-Part 13: Determination of lead,zinc,bismuth,cadminum,chromium,arsenic and mercury contents —Inductively coupled plasma atomic emission spectrometry
    金矿石化学分析方法 第13部分:铅、锌、铋、镉、铬、砷和汞量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 34335-2017 General standard for maNAgement of scenic and historic areas
    风景名胜区管理通用标准
    China National Standards
    NA

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    GB/T 34326-2017 Surface chemical aNAlysis—Depth profiling—Methods for ion beam alignment and the associated measurement of current or current density for depth profiling in AES and XPS
    表面化学分析 深度剖析 AES和XPS深度剖析时离子束对准方法及其束流或束流密度测量方法
    China National Standards
    NA

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    GB/T 34378-2017 DyNAmic balance test method for motorcycle tyres
    摩托车轮胎动平衡试验方法
    China National Standards
    NA

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    GB/T 4698.27-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 27:Determination of neodymium content—Inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第27部分:钕量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 4698.3-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 3:Determination of silicon content—Molybdenum blue spectrophotometry
    海绵钛、钛及钛合金化学分析方法 第3部分:硅量的测定 钼蓝分光光度法
    China National Standards
    NA

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    GB/T 4698.22-2017 Methods for chemical aNAlysis of titanium sponge ,titanium and titanium alloys—Part 22:Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第22部分:铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 4698.28-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 28:Determination of ruthenium content—Inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第28部分:钌量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 4698.1-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 1:Determination of copper content—Flame atomic absorption spectrometry
    海绵钛、钛及钛合金化学分析方法 第1部分:铜量的测定 火焰原子吸收光谱法
    China National Standards
    NA

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    GB/T 1819.11-2017 Methods for chemical aNAlysis of tin concentrates—Part 11:Determination of aluminium oxide content—Chromazuzal S spectrophotometric method
    锡精矿化学分析方法 第11部分:三氧化二铝量的测定 铬天青S分光光度法
    China National Standards
    NA

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    GB/T 34391-2017 Reciprocating positive displacement pump for petroleum, petrochemical and NAtural gas industries
    石油、石化和天然气工业用往复泵
    China National Standards
    NA

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    GB/T 3804-2017 High-voltage alterNAting current switches for rated voltage above 3.6 kV and less than 40.5 kV
    3.6 kV~40.5 kV高压交流负荷开关
    China National Standards
    NA

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    GB/T 29024.4-2017 DetermiNAtion of particle size distribution-Single particle light interaction methods-Part 4: Light scattering airborne particle counter for clean spaces
    粒度分析 单颗粒的光学测量方法 第4部分:洁净间光散射尘埃粒子计数器
    China National Standards
    NA

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    GB/T 1303.5-2017 Industrial rigid lamiNAted sheets based on thermosetting resins for electrical purposes—Part 5: Requirements for rigid laminated sheets based on melamine resins
    电气用热固性树脂工业硬质层压板 第5部分:三聚氰胺树脂硬质层压板
    China National Standards
    NA

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    GB/T 34368-2017 Technical requirement for major mainteNAnce of passenger ropeway
    客运索道重大修理的技术要求
    China National Standards
    NA

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    GB/T 34370.2-2017 Nondestructive testing of amusement equipments-Part 2:Visual examiNAtion
    游乐设施无损检测 第2部分:目视检测
    China National Standards
    NA

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    GB/T 34578-2017 Technical requirements for operation,mainteNAnce and test of instrumentation and actuating equipment in thermal power plant
    火力发电厂热工仪表与执行装置运行维护与试验技术规程
    China National Standards
    NA

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    GB/T 17587.1-2017 Ball screws—Part 1: Vocabulary and desigNAtion
    滚珠丝杠副 第1部分:术语和符号
    China National Standards
    NA

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    GB/T 15902-2017 Conveyor belts—DetermiNAtion of elastic and permanent elongation and calculation of elastic modulus
    输送带 弹性伸长率和永久伸长率的测定及弹性模量的计算
    China National Standards
    NA

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    GB/T 4698.20-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 4:Determination of manganese content—Potassium periodate spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第4部分:锰量的测定 高碘酸盐分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 13747.15-2017 Methods for chemical aNAlysis of zirconium and zirconium alloys—Part 15:Determination of boron content—Curcumin spectrophotometry
    锆及锆合金化学分析方法 第15部分:硼量的测定 姜黄素分光光度法
    China National Standards
    NA

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    GB/T 4698.19-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 19:Determination of molybdenum content—Thiocyanate-differential spectrophotometry
    海绵钛、钛及钛合金化学分析方法 第19部分:钼量的测定 硫氰酸盐示差光度法
    China National Standards
    NA

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    GB/T 4698.5-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 5:Determination of molybdenum content—Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第5部分:钼量的测定 硫氰酸盐分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    NA

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    GB/T 13747.21-2017 Methods for chemical aNAlysis of zirconium and zirconium alloys—Part 21:Determination of hydrogen content—Inert gas fusion-infrared absorption or thermal conductivity method
    锆及锆合金化学分析方法 第21部分:氢量的测定 惰气熔融红外吸收法/热导法
    China National Standards
    NA

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    GB/T 13747.8-2017 Methods for chemical aNAlysis of zirconium and zirconium alloys—Part 8:Determination of cobalt content—Nitroso-R-salt spectrophotometry
    锆及锆合金化学分析方法 第8部分:钴量的测定 亚硝基R盐分光光度法
    China National Standards
    NA

    English PDF
    GB/T 15022.8-2017 Resin based reactive compounds used for electrical insulation— Part 8:Epoxy modified unsaturated polyester vacuum pressure impregNAtion (VPI) resin
    电气绝缘用树脂基活性复合物 第8部分:环氧改性不饱和聚酯真空压力浸渍(VPI)树脂
    China National Standards
    NA

    English PDF
    GB/T 311.3-2017 Insulation co-ordiNAtion—Part 3: Procedures for high-voltage direct current (HVDC) converter stations
    绝缘配合 第3部分:高压直流换流站绝缘配合程序
    China National Standards
    NA

    English PDF
    GB/T 1819.17-2017 Methods for chemical aNAlysis of tin concentrates—Part 17:Determination of mercury content—Atomic fluorescence spectrometric method
    锡精矿化学分析方法 第17部分:汞量的测定 原子荧光光谱法
    China National Standards
    NA

    English PDF
    GB/T 1819.15-2017 Methods for chemical aNAlysis of tin concentrates—Part 15:Determination of fluorine content—The ion-selective electrode method
    锡精矿化学分析方法 第15部分:氟量的测定 离子选择电极法
    China National Standards
    NA

    English PDF
    GB/T 13747.11-2017 Methods for chemical aNAlysis of zirconium and zirconium alloys—Part 11: Determination of molybdenum content—Thiocyanate spectrophotometry
    锆及锆合金化学分析方法 第11部分:钼量的测定 硫氰酸盐分光光度法
    China National Standards
    NA

    English PDF
    GB/T 1819.7-2017 Methods for chemical aNAlysis of tin concentrates—Part 7:Determination of bismuth content—Flame atomic absorption spectrometric method
    锡精矿化学分析方法 第7部分:铋量的测定 火焰原子吸收光谱法
    China National Standards
    NA

    English PDF
    GB/T 34643-2017 Sintered metal porous materials—DetermiNAtion of air filter permeability
    烧结金属多孔材料 气体过滤性能的测定
    China National Standards
    NA

    English PDF
    GB/T 34647-2017 Temper desigNAtion system for titanium and titanium alloy
    钛及钛合金产品状态代号
    China National Standards
    NA

    English PDF
    GB/T 4698.8-2017 Methods for chemical aNAlysis of titanium sponge, titanium and titanium alloys—Part 8:Determination of aluminum content—Separation with sodium hydroxide-EDTA complex-metric titration and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第8部分:铝量的测定 碱分离-EDTA络合滴定法和电感耦合等离子体原子发射光谱法
    China National Standards
    NA

    English PDF
    GB/T 13747.13-2017 Methods for chemical aNAlysis of zirconium and zirconium alloys—Part 13: Determination of lead content—Polarography
    锆及锆合金化学分析方法 第13部分:铅量的测定 极谱法
    China National Standards
    NA

    English PDF
    GB/T 34629-2017 Conveyor belts—DetermiNAtion of minimum pulley diameters
    输送带 最小滚筒直径的确定
    China National Standards
    NA

    English PDF
    GB/T 1819.13-2017 Methods for chemical aNAlysis of tin concentrates—Part 13: Determination of magnesium oxide content,calcium oxide content—Flame atomic absorption spectrometric method
    锡精矿化学分析方法 第13部分:氧化镁、氧化钙量的测定 火焰原子吸收光谱法
    China National Standards
    NA

    English PDF
    GB/T 34641-2017 Non-destructive testing—Test method for determining image quality in direct thermal neutron radiographic examiNAtion
    无损检测 直接热中子照相检测的像质测定方法
    China National Standards
    NA

    English PDF
    GB/T 1819.8-2017 Methods for chemical aNAlysis of tin concentrates—Part 8:Determination of zinc content—Flame atomic absorption spectrometric method
    锡精矿化学分析方法 第8部分:锌量的测定 火焰原子吸收光谱法
    China National Standards
    NA

    English PDF

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