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GB/T 6150.15-2023 钨精矿化学分析方法 第15部分:铋含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法(中英文版) Methods for chemical analysis of tungsten concentrates Part 15: Determination of bismuth content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry |
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GB/T 6150.12-2023 钨精矿化学分析方法 第12部分:二氧化硅含量的测定 硅钼蓝分光光度法和重量法(中英文版) Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method |
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GB/T 6150.10-2023 钨精矿化学分析方法 第10部分:铅含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法(中英文版) Methods for chemical analysis of tungsten concentrates Part 10: Determination of lead content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry |
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GB/T 6150.4-2023 钨精矿化学分析方法 第4部分:硫含量的测定 高频感应红外吸收法和燃烧-碘量法(中英文版) Chemical analysis methods for tungsten concentrates Part 4: Determination of sulfur content High-frequency induction infrared absorption method and combustion-iodometric method |
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GB/T 14196.2-2023 白炽灯 安全规范 第2部分:家庭和类似场合普通照明用卤钨灯(中英文版) Incandescent lamps - Safety regulations - Part 2: Tungsten halogen lamps for general lighting in households and similar places |
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GB/T 14196.1-2023 白炽灯 安全规范 第1部分:家庭和类似场合普通照明用钨丝灯(中英文版) Incandescent lamps - Safety regulations - Part 1: Tungsten filament lamps for general lighting in homes and similar places |
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GB/T 14196.3-2023 白炽灯 安全规范 第3部分:卤钨灯(非机动车辆用)(中英文版) Incandescent lamps safety regulations part 3: tungsten halogen lamps (for non-motor vehicles) |
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GB 29145-2023 钨精矿、钼精矿和焙烧钼精矿单位产品能源消耗限额(中英文版) Energy consumption limit per unit product of tungsten concentrate, molybdenum concentrate and roasted molybdenum concentrate |
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GB/T 7731.17-2023 钨铁 钴、镍、铝含量的测定 电感耦合等离子体原子发射光谱法(中英文版) Ferrotungsten - Determination of cobalt, nickel and aluminum content - Inductively coupled plasma atomic emission spectrometry |
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GB/T 6150.3-2023 钨精矿化学分析方法 第3部分:磷含量的测定 磷钼黄分光光度法和电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of tungsten concentrates Part 3: Determination of phosphorus content Phosphomolybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 4324.2-2023 钨化学分析方法 第2部分:铋和砷含量的测定(中英文版) Methods for chemical analysis of tungsten Part 2: Determination of bismuth and arsenic content |
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GB/T 41338-2022 增材制造用钨及钨合金粉(中英文版) Tungsten and Tungsten Alloy Powder for Additive Manufacturing |
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GB/T 14352.24-2022 钨矿石、钼矿石化学分析方法 第24部分:锗含量的测定 电感耦合等离子体质谱法(中英文版) Methods for chemical analysis of tungsten ore and molybdenum ore - Part 24: Determination of germanium content - Inductively coupled plasma mass spectrometry |
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GB/T 6150.2-2022 钨精矿化学分析方法 第2部分:锡含量的测定 碘酸钾滴定法和电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of tungsten concentrates - Part 2: Determination of tin content - Potassium iodate titration and inductively coupled plasma atomic emission spectrometry |
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GB/T 13747.10-2022 锆及锆合金化学分析方法 第10部分:钨含量的测定 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(中英文版) Methods for chemical analysis of zirconium and zirconium alloys - Part 10: Determination of tungsten content - Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 6150.13-2022 钨精矿化学分析方法 第13部分:砷含量的测定 原子荧光光谱法和DDTC-Ag分光光度法(中英文版) Methods for chemical analysis of tungsten concentrates - Part 13: Determination of arsenic content - Atomic fluorescence spectrometry and DDTC-Ag spectrophotometry |
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GB/T 7731.1-2021 钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法(中英文版) Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method |
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GB/T 40067-2021 碳化钨粉末微观组织及缺陷检测方法(中英文版) Microstructure and defect determination of tungsten carbide powder |
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GB/T 14352.22-2021 钨矿石、钼矿石化学分析方法 第22部分:锑量的测定 氢化物发生-原子荧光光谱法(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 22:Determination of antimony content -- Hydride generation atomic fluorescence spectrometry |
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GB/T 14352.21-2021 钨矿石、钼矿石化学分析方法 第21部分:砷量的测定 氢化物发生-原子荧光光谱法(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 21: Determination of arsenic content -- Hydride generation atomic fluorescence spectrometry |
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GB/T 14352.20-2021 钨矿石、钼矿石化学分析方法 第20部分:铌、钽、锆、铪及15个稀土元素量的测定 电感耦合等离子体质谱法(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 20:Determination of niobium,tantalum,zirconium,hafnium and 15 rare earth elements content -- Inductively coupled plasma mass spectrometry |
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GB/T 14352.19-2021 钨矿石、钼矿石化学分析方法 第19部分:铋、镉、钴、铜、铁、锂、镍、磷、铅、锶、钒和锌量的测定 电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 19: Determination of bismuth, cadmium, cobalt, copper, iron, lithium, nickel, phosphorus, lead, strontium, vanadium and zinc content -- Inductive-coupled plasma atomic emission spe |
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GB/T 20975.35-2020 铝及铝合金化学分析方法 第35部分:钨含量的测定 硫氰酸盐分光光度法(中英文版) Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method |
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GB/T 39280-2020 钨极惰性气体保护电弧焊用非合金钢及细晶粒钢实心焊丝(中英文版) Rods, wires and deposits for tungsten inert gas welding of non alloy and fine grain steels |
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GB/T 8320-2017 铜钨及银钨电触头(中英文版) Copper-tungsten and silver-tungsten electrical contacts |
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GB/T 15076.5-2017 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(中英文版) Methods for chemical analysis of tantalum and niobium—Part5:Determination of molybdenum and tungsten contents—Inductively coupled plasma atomic emission spectrometry |
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GB/T 4185-2017 钼钨合金条及杆(中英文版) Molybdenum-tungsten alloy bars and rods |
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GB/T 4187-2017 钨条和钨杆(中英文版) Tungsten bars and rods |
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GB/T 4194-2017 钨丝蠕变试验、高温处理及金相检查方法(中英文版) Creep testing, high temperature treatment and metallographic examination of the tungsten wire |
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GB/T 32532-2016 焊接与切割用钨极(中英文版) Nonconsumable tungsten electrodes for arc welding and cutting |
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GB/T 31908-2015 电弧焊和等离子焊接、切割用钨电极(中英文版) Tungsten electrodes for arc welding and plasma welding and cutting |
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GB 19212.10-2014 变压器、电抗器、电源装置及其组合的安全 第10部分:Ⅲ类手提钨丝灯用变压器和电源装置的特殊要求和试验(中英文版) Safety of transformers,reactors, power supply units and combinations thereof―Part 10: Particular requirements and tests for transformers and power supply units for class Ⅲ handlamps for tungsten filament lamps |
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GB/T 14353.13-2014 铜矿石、铅矿石和锌矿石化学分析方法 第13部分:镓量、铟量、铊量、钨量和钼量测定(中英文版) Methods for chemical analysis of copper ores, lead ores and zinc ores―Part 13: Determination of gallium content、indium content、thallium content、tungsten content and molybdenum content |
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GB 31276-2014 普通照明用卤钨灯能效限定值及节能评价值(中英文版) Minimum allowable values of energy efficiency and evaluating values of energy conservation of tungsten halogen lamp |
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GB/T 4414-2013 包装钨精矿取样、制样方法(中英文版) Methods of sampling and sample preparation of tungsten concentrates in bags |
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GB/T 29822-2013 钨铼热电偶丝及分度表(中英文版) Tungsten-rhenium thermocouple wires and temperature-electromotive force(EMF) tables |
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GB/T 4325.26-2013 钼化学分析方法 第26部分:铝、镁、钙、钒、铬、锰、铁、钴、镍、铜、锌、砷、镉、锡、锑、钨、铅和铋量的测定 电感耦合等离子体质谱法(中英文版) Methods for chemical analysis of molybdenum - Part 26: Determination of aluminium,magnesium,calcium,vanadium,chromium,manganese,iron,cobalt,nickel,copper,zinc,arsenic,cadmium ,tin,antimony,tungsten,lead and bismuth contents |
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GB/T 4324.23-2012 钨化学分析方法 第23部分:硫量的测定 燃烧电导法和高频燃烧红外吸收法(中英文版) Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method |
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GB/T 4324.9-2012 钨化学分析方法 第9部分:镉量的测定 电感耦合等离子体原子发射光谱法和火焰原子吸收光谱法(中英文版) Methods for chemical analysis of tungsten - Part 9: Determination of cadmium content - Inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry |
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GB/T 4324.26-2012 钨化学分析方法 第26部分:氮量的测定 脉冲加热惰气熔融-热导法和奈氏试剂分光光度法(中英文版) Methods for chemical analysis of tungsten - Part 26: Determination of nitrogen content - Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry |
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GB/T 26496-2011 钨及钨合金废料(中英文版) Scraps of tungsten and tungsten alloys |
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GB/T 26416.3-2010 镝铁合金化学分析方法 第3部分:钙、镁、铝、硅、镍、钼、钨量的测定 等离子发射光谱法(中英文版) Chemical analysis methods of dysprosium ferroalloy - Part 3 : Determination of calcium, magnesium, aluminum, silicon, nickel, molybdenum, and tungsten contents - Inductively coupled plasma atomic emission spectrometry |
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GB/T 26019-2010 高杂质钨矿化学分析方法 三氧化钨量的测定 二次分离灼烧重量法(中英文版) Methods for chemical analysis of high impurity tungsten mineral - Determination of tungsten trioxide content - Twice separation and igniting gravimetric method |
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GB/T 14352.17-2010 钨矿石、钼矿石化学分析方法 第17部分:碲量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 17:Determination of tellurium content |
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GB/T 14352.10-2010 钨矿石、钼矿石化学分析方法 第10部分:砷量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 10:Determination of arsenic content |
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GB/T 14352.11-2010 钨矿石、钼矿石化学分析方法 第11部分:铋量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 11:Determination of bismuth content |
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GB/T 14352.1-2010 钨矿石、钼矿石化学分析方法 第1部分:钨量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 1: Determination of tungsten content |
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GB/T 14352.12-2010 钨矿石、钼矿石化学分析方法 第12部分:银量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 12:Determination of silver content |
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GB/T 14352.13-2010 钨矿石、钼矿石化学分析方法 第13部分:锡量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 13:Determination of tin content |
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GB/T 14352.14-2010 钨矿石、钼矿石化学分析方法 第14部分:镓量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 14:Determination of gallium content |
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GB/T 14352.15-2010 钨矿石、钼矿石化学分析方法 第15部分:锗量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 15:Determination of germanium content |
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GB/T 14352.4-2010 钨矿石、钼矿石化学分析方法 第4部分:铅量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 4:Determination of lead content |
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GB/T 14352.16-2010 钨矿石、钼矿石化学分析方法 第16部分:硒量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 16:Determination of selenium content |
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GB/T 14352.18-2010 钨矿石、钼矿石化学分析方法 第18部分:铼量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 18:Determination of rhenium content |
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GB/T 14352.3-2010 钨矿石、钼矿石化学分析方法 第3部分:铜量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 3:Determination of copper content |
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GB/T 14352.5-2010 钨矿石、钼矿石化学分析方法 第5部分:锌量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 5:Determination of zinc content |
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GB/T 14352.6-2010 钨矿石、钼矿石化学分析方法 第6部分:镉量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 6:Determination of cadmium content |
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GB/T 14352.7-2010 钨矿石、钼矿石化学分析方法 第7部分:钴量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 7:Determination of cobalt content |
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GB/T 14352.8-2010 钨矿石、钼矿石化学分析方法 第8部分:镍量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 8:Determination of nickel content |
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GB/T 14352.9-2010 钨矿石、钼矿石化学分析方法 第9部分:硫量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 9:Determination of sulfur content |
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GB/T 14353.10-2010 铜矿石、铅矿石和锌矿石化学分析方法 第10部分:钨量测定(中英文版) Methods for chemical analysis of copper ores, lead ores and zinc ores - Part 10: Determination of tungsten content |
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GB/T 14506.25-2010 硅酸盐岩石化学分析方法 第25部分:钼和钨量测定(中英文版) Methods for chemical analysis of silicate rocks - Part 25: Determination of molybdenum and tungsten content |
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GB/T 14352.2-2010 钨矿石、钼矿石化学分析方法 第2部分:钼量测定(中英文版) Methods for chemical analysis of tungsten ores and molybdenum ores - Part 2:Determination of molybdenum content |
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GB/T 10681-2009 家庭和类似场合普通照明用钨丝灯 性能要求(中英文版) Tungsten filament lamps for domestic and similar general lighting purposes - Performance requirements |
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GB/T 23272-2009 照明及电子设备用钨丝(中英文版) Tungsten wire for lighting and electronic equipments |
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GB 14196.2-2008 白炽灯安全要求 第2部分:家庭和类似场合普通照明用卤钨灯(中英文版) Incandescent lamps - Safety specifications - Part 2: Tungsten halogen lamps for domestic and similar general lighting purposes |
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GB 14196.1-2008 白炽灯安全要求 第1部分:家庭和类似场合普通照明用钨丝灯(中英文版) Incandescent lamps - Safety specifications - Part 1: Tungsten filament lamps for domestic and similar general lighting purposes |
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GB/T 7731.8-2008 钨铁 锑含量的测定 罗丹明B光度法和电感耦合等离子体原子发射光谱法(中英文版) Ferrotungsten - Determination of antimony content - The tetraethylrhodamine photometrie method and inductively coupled plasma-atomic emission spectrometry |
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GB/T 7731.6-2008 钨铁 砷含量的测定 钼蓝光度法和电感耦合等离子体原子发射光谱法(中英文版) Ferrotungsten - Determination of arsenic content - The molybdenum blue photometrie method and inductively coupled plasma-atomic emission spectrometry |
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GB/T 7731.9-2008 钨铁 铋含量的测定 碘化铋光度法和电感耦合等离子体原子发射光谱法(中英文版) Ferrotungsten - Determination of bismuth content - The bismuth iodide photometric method and inductively coupled plasma - atomic emission spectrometry |
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GB/T 10417-2008 碳化钨钢结硬质合金技术条件及其力学性能的测试方法(中英文版) Specifications for steel-bonded tungsten carbides and determination of its transverse rupture strength, impact toughness and hardness |
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GB/T 6150.7-2008 钨精矿化学分析方法 钽铌量的测定 等离子体发射光谱法和分光光度法(中英文版) Methods for chemical analysis of tungsten concentrates - Determination of tantalum content and niobium content - Inductively coupled plasma emission spectrometry and spectrophotometry |
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GB/T 6150.2-2008 钨精矿化学分析方法 锡量的测定 碘酸钾容量法和氢化物原子吸收光谱法(中英文版) Methods for chemical analysis of tungsten concentrates - Determination of tin content - The potassium iodate volumetry and hydrogenate atomic absorption spectrometry |
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GB/T 6150.13-2008 钨精矿化学分析方法 砷量的测定 氢化物原子吸收光谱法和DDTC-Ag分光光度法(中英文版) Methods for chemical analysis of tungsten concentrates - Determination of arsenic content - Hydride reduction atomic absorption spectrometry and the silver diethyldithiocarbamate(DDTC-Ag) photometry |
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GB/T 6150.12-2008 钨精矿化学分析方法 二氧化硅量的测定 硅钼蓝分光光度法和重量法(中英文版) Methods for chemical analysis of tungsten concentrates-Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and the gravimetry |
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GB 14196.3-2008 白炽灯 安全要求 第3部分:卤钨灯(非机动车辆用)(中英文版) Incandescent lamps - Safety specifications - Part 3: Tungsten-halogen lamps (non-vehicle) |
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GB/T 4324.15-2008 钨化学分析方法 镁量的测定 火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of tungsten - Determination of magnesium content - The flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry |
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GB/T 4324.8-2008 钨化学分析方法 镍量的测定 电感耦合等离子体原子发射光谱法、火焰原子吸收光谱法和丁二酮肟重量法(中英文版) Methods for chemical analysis of tungsten - Determination of nickel content - The inductively coupled plasma atomic emission spectrometry 、 flame atomic absorption spectrometry and dimethylglyoxime gravimetry |
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GB/T 223.43-2008 钢铁及合金 钨含量的测定 重量法和分光光度法(中英文版) Iron, steel and alloy - Determination of tungsten content - Gravimetryc method and spectrophotometric method |
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GB/T 7731.12-2008 钨铁 硫含量的测定 红外线吸收法和燃烧中和滴定法(中英文版) Ferrotungsten - Determination of sulfur content - Infrared absorption method and combustion titration method |
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GB/T 7731.7-2008 钨铁 锡含量的测定 苯基荧光酮光度法和电感耦合等离子体原子发射光谱法(中英文版) Ferrotungsten - Determination of tin content - Phenylfluorone photometric method and inductively coupled plasma-atomic emission spectrometry |
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GB/T 7731.3-2008 钨铁 铜含量的测定 双环己酮草酰二腙光度法和火焰原子吸收光谱法(中英文版) Ferrotungsten - Determination of copper content - Bis(cyclohexanone)oxalyldihydrazone photometric method and flame atomic absorption spectrometric method |
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GB/T 7731.14-2008 钨铁 铅含量的测定 极谱法和电感耦合等离子体原子发射光谱法(中英文版) Ferrotungsten - Determination of lead content - The polarographic method and inductively coupled plasma-atomic emission spectrometry |
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GB/T 6150.5-2008 钨精矿化学分析方法 钙量的测定 EDTA容量法和火焰原子吸收光谱法(中英文版) Methods for chemical analysis of tungsten concentrates - Determination of calcium content - EDTA volumetric method and flame atomic absorption spectrometric method |
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GB/T 6150.14-2008 钨精矿化学分析方法 锰量的测定 硫酸亚铁铵容量法和火焰原子吸收光谱法(中英文版) Methods for chemical analysis of tungsten concentrates - Determination of manganese content - The ammonium ferrous sulfate volumetric method and flame atomic absorption spectrometric method |
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GB/T 7731.2-2007 钨铁 锰含量的测定 高碘酸盐分光光度法和火焰原子吸收光谱法(中英文版) Ferrotungsten - Determination of manganese content - The periodate spectrophotometric method and the flame atomic absorption spectrometric method |
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GB/T 3459-2006 钨条(中英文版) Tungsten bars and rods |
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GB/T 20152-2006 石英卤钨灯压封部位温度的标准测量方法(中英文版) Standard method of measuring the pinch temperature of quartz-tungsten-halogen lamps |
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GB/T 12690.13-2003 稀土金属及其氧化物中非稀土杂质化学分析方法 钼、钨量的测定 电感耦合等离子体发射光谱法和电感耦合等离子体质谱法(中英文版) Chemical analysis methods for non-rareearth impurities of rare earth metals and their oxides--Determination of molybdenum and tungsten content--Induct-ively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum |
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GB/T 8320-2003 铜钨及银钨电触头(中英文版) Copper-tungsten and silver-tungsten electrical contacts |
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GB 16229-1996 车间空气中钨卫生标准(中英文版) Health standard for tungsten in the air of workplace |
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GB/T 15076.5-1994 钽铌化学分析方法 钼量和钨量的测定(中英文版) Methods for chemical analysis of tantalum and niob-ium--Determination of molybdenum and tungsten contents |
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GB/T 15061-1994 银盐感光材料感光测定通则 第1 部分:适用于白炽钨光和模拟日光曝光的试样曝光条件(中英文版) General specifications for sensitometry of silver halide photographic materials--Part 1:Sensitometric exposure conditions of films to be exposured for incandescent tungsten and daylight |
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GB/T 14501.3-1993 六氟化铀中钨、钼、铌、钛、锆的测定 化学光谱法(中英文版) Spectrochemical determination of tungsten,molybdenum,niobium,titanium and zirconium in uranium hexafluoride |
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GB/T 13747.10-1992 锆及锆合金化学分析方法 硫氰酸盐分光光度法测定钨量(中英文版) Zirconium and zirconium alloys--Determination of tungsten content--Thiocyanate spectrophotometric method |
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GB/T 11845-1989 二氧化铀粉末和芯块中钨的测定 分光光度法(中英文版) Uranium dioxide powder and pellets--Determination of tungsten--Spectrophotometric method |
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GB/T 223.66-1989 钢铁及合金化学分析方法 硫氰酸盐-盐酸氯丙嗪-三氯甲烷萃取光度法测定钨量(中英文版) Methods for chemical analysis of iron,steel and alloy--The thiocyanate chlorpromazine hydrochloride--chloro form extraction photometric method for the determination of tungsten content |
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GB/T 4192-1984 电真空器件及电光源用钨、钼材料电阻率的测试方法(中英文版) Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuumtubes |
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GB/T 4197-1984 钨钼及其合金的烧结坯条、棒材晶粒度测试方法(中英文版) Method for measuring the average grain size of sintered bar and rod of tungsten molybdenum and alloys |
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GB/T 4196-1984 钨、钼条密度测定方法(中英文版) Method for testing the density of tungsten and molybdenum bars |
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GB/T 4195-1984 钨、钼粉末粒度分布测试方法(沉降天平法)(中英文版) Method for measuring the distribution of the powder size of tungsten and molybdenum method by the balance for the fall of the particles |
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GB/T 4194-1984 钨丝蠕变试验、高温处理及金相检查方法(中英文版) Creep testing,high temperature treatment and metallographic examination of the tungsten wires |
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GB/T 4193-1984 电真空器件及电光源用细钨丝、钼丝和薄带密度的测试方法(中英文版) Method for measuring the density of the fine wire and ribbon of tungsten and molybdenum used in electric light sources and vacuumtubes |
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