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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 34668-2017 |
Safety requirements and test methods for electrical self-balancing vehicles 电动平衡车安全要求及测试方法 |
China National Standards met |
 English PDF |
| GB 26149-2017 |
Performance requirements and test methods of tire pressure monitoring system for passenger cars 乘用车轮胎气压监测系统的性能要求和试验方法 |
China National Standards met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| GB/T 4157-2017 |
Laboratory testing of metals for resistance to sulfide stress cracking and stress corrosion cracking in H2S environment 金属在硫化氢环境中抗硫化物应力开裂和应力腐蚀开裂的实验室试验方法 |
China National Standards met |
English PDF |
| GB/T 34387-2017 |
General function test method for valves used with refrigerant 制冷剂用阀门通用性能试验方法 |
China National Standards met |
English PDF |
| GB/T 34388-2017 |
Foundry machinery—Noise measurement method of sound power levels 铸造机械 噪声声功率级测量方法 |
China National Standards met |
English PDF |
| 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 met |
English PDF |
| GB/T 34363-2017 |
Non-destructive testing—Test method for fabricating and checking aluminum alloy ultrasonic standard reference blocks 无损检测 铝合金超声标准试块制作和校验方法 |
China National Standards met |
English PDF |
| GB/T 11373-2017 |
Thermal spraying—Pre-treatment of surfaces of metallic parts and components 热喷涂 金属零部件表面的预处理 |
China National Standards met |
English PDF |
| GB/T 34572-2017 |
Railway applications—Current collection system—Pantographs,testing methods for carbon contact strips 轨道交通 受流系统 受电弓碳滑板试验方法 |
China National Standards met |
English PDF |
| GB/T 14745-2017 |
Test method of creep properties for package cushioning material 包装用缓冲材料蠕变特性试验方法 |
China National Standards met |
English PDF |
| GB/T 3685-2017 |
Conveyor belts—Laboratory scale flammability characteristics—Test method 输送带 实验室规模的燃烧特性 试验方法 |
China National Standards met |
English PDF |
| GB/T 34408-2017 |
Detection of bovine, ovine and porcine derived materials in leather by qualitative polymerase chain reaction (PCR) method 天然皮革牛、羊、猪源性成分定性PCR检测方法 |
China National Standards met |
English PDF |
| GB/T 34580-2017 |
Standard test method for measurement of lubricant generated insoluble color bodies in in-service turbine oils—Membrane patch colorimetry 运行涡轮机油中不溶有色物质的测定方法 膜片比色法 |
China National Standards met |
English PDF |
| GB/T 34579-2017 |
methods of measurement and limits for radiated disturbances from plasma display panel equipment in the frequency range 150kHz to 30MHz 等离子显示设备150kHz～30MHz辐射骚扰限值和测量方法 |
China National Standards met |
English PDF |
| GB/T 34582-2017 |
Single cell and stack performance test methods for solid oxide fuel cells (SOFC) 固体氧化物燃料电池单电池和电池堆性能试验方法 |
China National Standards met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| 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 met |
English PDF |
| GB/T 34407-2017 |
Test method for the wall thickness of plastic pipes by ultrasonic 塑料管道壁厚超声波检测方法 |
China National Standards met |
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 met |
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 met |
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 met |
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 met |
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 met |
English PDF |
| GB/T 34646-2017 |
Sintered metal membrane filter materials and elements 烧结金属膜过滤材料及元件 |
China National Standards met |
English PDF |
| GB/T 3250-2017 |
Shearing and riveting test method of wires and rods for the aluminum and aluminum-alloy rivets 铝及铝合金铆钉用线材和棒材剪切与铆接试验方法 |
China National Standards met |
English PDF |
| GB/T 34626.1-2017 |
metallic and other inorganic coatings—Cleaning and preparation of metal surfaces—Part 1: Ferrous metals and alloys 金属及其他无机覆盖层 金属表面的清洗和准备 第1部分：钢铁及其合金 |
China National Standards met |
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 met |
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 met |
English PDF |
| GB/T 14449-2017 |
Test method for aerosol products 气雾剂产品测试方法 |
China National Standards met |
English PDF |
| GB/T 34627-2017 |
metallic and other inorganic coatings—Definitions and conventions concerning appearance 金属及其他无机覆盖层 外观的定义及习惯用法 |
China National Standards met |
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 met |
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 met |
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 met |
English PDF |
| GB/T 34626.2-2017 |
metallic and other inorganic coatings—Cleaning and preparation of metal surfaces—Part 2: Non-ferrous metals and alloys 金属及其他无机覆盖层 金属表面的清洗和准备 第2部分：有色金属及其合金 |
China National Standards met |
English PDF |
| GB/T 34644-2017 |
Eddy current testing method for zirconium and zirconium alloy tube 锆及锆合金管材涡流检测方法 |
China National Standards met |
English PDF |
| GB/T 34645-2017 |
Contractile strain ratio testing of metal materials tubing 金属管材收缩应变比试验方法 |
China National Standards met |
English PDF |
| GB/T 34634-2017 |
Geometrical product specifications (GPS)—Measurement of linear sizes (500 mm-10000 mm) of plain workpiece—Choice of measuring instrument 产品几何技术规范(GPS) 光滑工件尺寸(500mm～10000mm)测量 计量器具选择 |
China National Standards met |
English PDF |
| GB/T 34638-2017 |
Non-destructive testing—Test methods for ultrasonic leak detection 无损检测 超声泄漏检测方法 |
China National Standards met |
English PDF |
| GB/T 34648-2017 |
metallic and other inorganic coatings—Autocatalytic nickel over autocatalytic copper for electromagnetic shielding 金属及其他无机覆盖层 电磁屏蔽用化学镀铜上化学镀镍 |
China National Standards met |
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 met |
English PDF |
| GB/T 4698.18-2017 |
methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 18：Determination of tin content—Flame atomic absorption spectrometry 海绵钛、钛及钛合金化学分析方法 第18部分：锡量的测定 火焰原子吸收光谱法 |
China National Standards met |
English PDF |
| GB/T 4698.24-2017 |
methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 24：Determination of nickel content—Dimethylglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第24部分：镍量的测定 丁二酮肟分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 1819.10-2017 |
methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method 锡精矿化学分析方法 第10部分：硫量的测定 高频感应炉燃烧红外吸收法和碘酸钾滴定法 |
China National Standards met |
English PDF |
| GB/T 4698.9-2017 |
methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 9：Determination of tin content—Potassium iodate titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第9部分：锡量的测定 碘酸钾滴定法和电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 34618-2017 |
Temperature detection method for judging internal leakage faults of working valves in steam drainage steam 蒸汽疏水系统在线阀门内漏温度检测方法 |
China National Standards met |
English PDF |
| GB/T 6243-2017 |
Rice transplanter—Test method 水稻插秧机 试验方法 |
China National Standards met |
English PDF |
| GB/T 34619-2017 |
Test method for volumetric flow of positive displacement refrigerant compressors 容积式制冷剂压缩机容积流量试验方法 |
China National Standards met |
English PDF |
| GB/T 30475.4-2017 |
Filters for compressed air—Test methods—Part 4: Water 压缩空气过滤器 试验方法 第4部分：水 |
China National Standards met |
English PDF |
| GB/T 34637-2017 |
Non-destructive testing—Test methods for bubble leak detection 无损检测 气泡泄漏检测方法 |
China National Standards met |
English PDF |
| GB/T 34445-2017 |
Test method of hot-tack property for heat sealing surfaces of thermoplastic polymer and thermoplastic composite material 热塑性塑料及其复合材料热封面热粘性能测定 |
China National Standards met |
English PDF |
| GB/T 3325-2017 |
General technical requirements for metal furniture 金属家具通用技术条件 |
China National Standards met |
English PDF |
| GB/T 19498-2017 |
Protective structures on agricultural and forestry tractors—Static testing method and accepting condition 农林拖拉机防护装置 静态试验方法和验收技术条件 |
China National Standards met |
English PDF |
| GB/T 1479.3-2017 |
metallic powders－Determination of apparent density－Part 3: Oscillating funnel method 金属粉末 松装密度的测定 第3部分：振动漏斗法 |
China National Standards met |
English PDF |
| GB/T 13747.14-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 14：Determination of uranium content—Polarography 锆及锆合金化学分析方法 第14部分：铀量的测定 极谱法 |
China National Standards met |
English PDF |
| GB/T 13747.19-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part19：Determination of titanium content—Diantipyrylmethane spectrophotometry and the inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第19部分：钛量的测定 二安替比林甲烷分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 13747.16-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 16：Determination of chloric content—Silver chloride nephelometry and ion selective electrode method 锆及锆合金化学分析方法 第16部分：氯量的测定 氯化银浊度法和离子选择性电极法 |
China National Standards met |
English PDF |
| GB/T 13747.25-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 25：Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol spectrophotometry and inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第25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 met |
English PDF |
| GB/T 13747.17-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 17：Determination of cadmium content—Polarography 锆及锆合金化学分析方法 第17部分：镉量的测定 极谱法 |
China National Standards met |
English PDF |
| GB/T 19587-2017 |
Determination of the specific surface area of solids by gas adsorption using the BET method 气体吸附BET法测定固态物质比表面积 |
China National Standards met |
English PDF |
| GB/T 18685-2017 |
The blank diameters for rolling general purpose metric screw threads 普通螺纹搓制和滚制前的毛坯直径 |
China National Standards met |
English PDF |
| GB/T 13747.22-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 22：Determination of oxygen and nitrogen contents—Inert gas fusion-infrared absorption and thermal conductivity method 锆及锆合金化学分析方法 第22部分：氧量和氮量的测定 惰气熔融红外吸收法/热导法 |
China National Standards met |
English PDF |
| GB/T 13747.24-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 24：Determination of carbon content—Infrared absorption method after high frequency combustion 锆及锆合金化学分析方法 第24部分：碳量的测定 高频燃烧红外吸收法 |
China National Standards met |
English PDF |
| GB/T 13747.1-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 1：Determination of tin content—Potassium iodate titration and phenylfluorone-polyethylene glycoloctyl phenyl ether spectrophotometry 锆及锆合金化学分析方法 第1部分：锡量的测定 碘酸钾滴定法和苯基荧光酮-聚乙二醇辛基苯基醚分光光度法 |
China National Standards met |
English PDF |
| GB/T 4698.23-2017 |
methods for chemical analysis of titanium sponge，titanium and titanium alloys—Part 23：Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第23部分：钯量的测定 氯化亚锡-碘化钾分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 4698.13-2017 |
methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13：Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第13部分：锆量的测定 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 met |
English PDF |
| GB/T 4698.25-2017 |
methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 25：Determination of chlorine content—Silver chlorin spectrophotometry 海绵钛、钛及钛合金化学分析方法 第25部分：氯量的测定 氯化银分光光度法 |
China National Standards met |
English PDF |
| GB/T 4698.12-2017 |
methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12：Determination of vanadium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第12部分：钒量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 13747.20-2017 |
methods for chemical analysis of zirconium and zirconium alloys—Part 20：Determination of hafnium content—Inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第20部分：铪量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 34499.2-2017 |
methods for chemical analysis of iridium compounds—Part 2：Determination of silver, gold, platinum, palladium, rhodium, ruthenium, aluminium, copper, iron, nickel, lead, magnesium, manganese, tin, zinc, calcium, sodium, potassium, silicon content—Ind 铱化合物化学分析方法 第2部分: 银、金、铂、钯、铑、钌、铝、铜、铁、镍、 铅、镁、锰、锡、锌、钙、钠、钾、硅的测定 电感耦合等离子体原子发射光谱法 |
China National Standards met |
English PDF |
| GB/T 1819.16-2017 |
methods for chemical analysis of tin concentrats—Part 16:Determination of siliver content—Flame atomic absorption spectrometry 锡精矿化学分析方法 第16部分：银量的测定 火焰原子吸收光谱法 |
China National Standards met |
English PDF |
| GB/T 34499.1-2017 |
method for chemical analysis of iridium compounds—Part 1: Determination of iridium content—Electricity titration using ferrous sulfate 铱化合物化学分析方法 第1部分：铱量的测定 硫酸亚铁电流滴定法 |
China National Standards met |
English PDF |
| GB/T 34412-2017 |
Statistical method for surface standard climate normals 地面标准气候值统计方法 |
China National Standards met |
English PDF |
| GB/T 3690-2017 |
Textile conveyor belts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test method 织物芯输送带 全厚度拉伸强度、拉断伸长率和参考力伸长率 试验方法 |
China National Standards met |
English PDF |
| GB/T 1819.12-2017 |
methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration 锡精矿化学分析方法 第12部分：二氧化硅量的测定 硅钼蓝分光光度法和氢氧化钠滴定法 |
China National Standards met |
English PDF |
| GB/T 1819.9-2017 |
methods for chemical analysis of tin concentrates—Part 9：Determination of tungsten trioxide content—The thiocyanate spectrophotometric method 锡精矿化学分析方法 第9部分：三氧化钨量的测定 硫氰酸盐分光光度法 |
China National Standards met |
English PDF |
| GB/T 5318-2017 |
Sintered metal materials（excluding hardmetals） without notch impact test piece 烧结金属材料（不包括硬质合金）无切口冲击试样 |
China National Standards met |
English PDF |
| GB/T 1819.14-2017 |
methods for chemical analysis of tin concentrates—Part 14：Determination of copper content—Flame atomic absorption spectrometry 锡精矿化学分析方法 第14部分：铜量的测定 火焰原子吸收光谱法 |
China National Standards met |
English PDF |
| GB/T 3848-2017 |
Hardmetals—Determination of (the magnetization) coercivity 硬质合金 矫顽（磁）力测定方法 |
China National Standards met |
English PDF |
| GB/T 3884.19-2017 |
methods for chemical analysis of copper concentrates—Part 19: Determination of thallium content—Inductively coupled plasma mass spectrometry 铜精矿化学分析方法 第19部分：铊量的测定 电感耦合等离子体质谱法 |
China National Standards met |
English PDF |
| GB/T 14142-2017 |
Test method for crystallographic perfection of epitaxial layers in silicon—Etching technique 硅外延层晶体完整性检验方法 腐蚀法 |
China National Standards met |
English PDF |
| GB/T 25026-2017 |
Structure,main size and basic parameters of one piece glass-lined steel vessels with agitator 搪玻璃闭式搅拌容器型式、主要尺寸及基本参数 |
China National Standards met |
English PDF |
| GB/T 34550.2-2017 |
method for evaluation of cooling seawater treatment agents—Part 2: Determination of scale inhibition performance 海水冷却水处理药剂性能评价方法 第2部分：阻垢性能的测定 |
China National Standards met |
English PDF |
| GB/T 34550.3-2017 |
method for evaluation of cooling seawater treatment agents—Part 3: Determination of inhibiting microbes performance 海水冷却水处理药剂性能评价方法 第3部分：菌藻抑制性能的测定 |
China National Standards met |
English PDF |
| GB/T 34550.4-2017 |
method for evaluation of cooling seawater treatment agents—Part 4: Dynamic simulation test 海水冷却水处理药剂性能评价方法 第4部分：动态模拟试验 |
China National Standards met |
English PDF |
| GB/T 34550.1-2017 |
method for evaluation of cooling seawater treatment agents—Part 1: Determination of corrosion inhibition performance 海水冷却水处理药剂性能评价方法 第1部分: 缓蚀性能的测定 |
China National Standards met |
English PDF |
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