中華人民共和國國家標準(中國大陸GB標準)英文版 |
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GB標準是中華人民共和國國家標準,也叫GB國標,是中國大陸強制執行的國家標準,所有中國大陸境內銷售的商品及提供服務都必須符合GB國家標準的要求,包括進口商品及服務; 本網站提供GB國家標準的查詢檢索,英文版翻譯,GB標準產品檢測檢驗及合規性分析服務; |
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GB/T 23834.7-2026 硫酸亚锡化学分析方法· 第7部分:铜、铅、砷、铁、锑、钾、钠、钙、镁含量的测定 电感耦合等离子体发射光谱法(ICP-OES)(中英文版) Chemical Analysis Methods for Stannous Sulfate · Part 7: Determination of Copper, Lead, Arsenic, Iron, Antimony, Potassium, Sodium, Calcium, and Magnesium Content—Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) |
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GB/T 13748.2-2026 镁及镁合金化学分析方法· 第2部分:锡、铍、铜、镍、钛含量的测定 分光光度法(中英文版) Methods for the Chemical Analysis of Magnesium and Magnesium Alloys · Part 2: Determination of Tin, Beryllium, Copper, Nickel, and Titanium Content—Spectrophotometric Method |
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GB/T 6609.7-2026 氧化铝化学分析方法和物理性能测定方法· 第7部分:二氧化钛、三氧化二铬、氧化铜、氟、氯、三氧化二硼、五氧化二磷、硫酸根含量的测定 分光光度法(中英文版) Methods for the Chemical Analysis and Determination of Physical Properties of Alumina · Part 7: Determination of Titanium Dioxide, Chromium(III) Oxide, Copper Oxide, Fluorine, Chlorine, Boron Trioxide, Phosphorus Pentoxide, and Sulfate Content—Spectrophot |
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GB/T 33817-2026 铜及铜合金管材内表面碳膜和碳含量的测定方法(中英文版) Methods for Determining Carbon Film and Carbon Content on the Inner Surfaces of Copper and Copper Alloy Tubes |
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GB/T 16866-2026 铜及铜合金无缝管材外形尺寸及允许偏差(中英文版) Dimensions and Permissible Tolerances for Seamless Copper and Copper Alloy Tubes |
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GB/T 16658-2026 煤中铜、钴、镍、锌、铬、镉、铅的测定方法(中英文版) Methods for the Determination of Copper, Cobalt, Nickel, Zinc, Chromium, Cadmium, and Lead in Coal |
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GB/T 47200-2026 含铜宫内节育器 临床研究的设计、执行、分析和解释指南(中英文版) Copper-Containing Intrauterine Devices: Guidelines for the Design, Conduct, Analysis, and Interpretation of Clinical Studies |
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GB/T 42513.11-2026 镍合金化学分析方法 第11部分:硅、锰、磷、铬、镍、铜、钼、钴、铁、铝、钒、钛、钨和铌含量的测定 X射线荧光光谱法(常规法)(中英文版) Methods for the Chemical Analysis of Nickel Alloys—Part 11: Determination of Silicon, Manganese, Phosphorus, Chromium, Nickel, Copper, Molybdenum, Cobalt, Iron, Aluminum, Vanadium, Titanium, Tungsten, and Niobium Content—X-ray Fluorescence Spectroscopy (C |
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GB/T 8320-2025 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 8891-2025 铜及铜合金散热管(中英文版) Copper and Copper Alloy Heat Sinks |
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GB/T 3884.16-2025 铜精矿化学分析方法 - 第16部分:二氧化硅含量的测定 - 氟硅酸钾滴定法和重量法(中英文版) Chemical Analysis Methods for Copper Concentrates - Part 16: Determination of Silicon Dioxide Content - Potassium Fluorosilicate Titration and Gravimetric Methods |
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GB/T 3884.3-2025 铜精矿化学分析方法 - 第3部分:硫含量的测定 - 重量法和燃烧滴定法(中英文版) Chemical Analysis Methods for Copper Concentrates - Part 3: Determination of Sulfur Content - Gravimetric and Combustion Titration Methods |
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GB/T 3884.1-2025 铜精矿化学分析方法 - 第1部分:铜含量的测定 - 碘量法和电解法(中英文版) Chemical Analysis Methods for Copper Concentrates - Part 1: Determination of Copper Content - Iodometric and Electrolytic Methods |
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GB/T 18324-2025 滑动轴承 - 铜合金轴套 - 尺寸和公差(中英文版) Plain bearings - Copper alloy bushings - Dimensions and tolerances |
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GB/T 18213-2025 低频电缆和电线无镀层和有镀层铜导体直流电阻计算导则(中英文版) Guidelines for Calculating DC Resistance of Uncoated and Coated Copper Conductors in Low-Frequency Cables and Wires |
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GB/T 46215-2025 金属和合金的腐蚀 - 用目测法和硬度法对电厂部件铜合金和灰铸铁的选择性腐蚀评价(中英文版) Corrosion of Metals and Alloys - Evaluation of Selective Corrosion of Copper Alloys and Gray Cast Iron Components in Power Plants Using Visual and Hardness Methods |
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GB/T 3884.15-2025 铜精矿化学分析方法 - 第15部分:总铁和四氧化三铁含量的测定(中英文版) Chemical Analysis Methods for Copper Concentrates Part 15: Determination of Total Iron and Fe?O? Content |
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GB/T 3884.9-2025 铜精矿化学分析方法-第9部分:砷、锑和铋含量的测定(中英文版) Chemical Analysis Methods for Copper Concentrates Part 9: Determination of Arsenic, Antimony, and Bismuth Content |
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GB/T 3884.7-2025 铜精矿化学分析方法 - 第7部分:铅和锌含量的测定 - Na2EDTA滴定法(中英文版) Chemical Analysis Methods for Copper Concentrates Part 7: Determination of Lead and Zinc Content Na?EDTA Titration Method |
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GB/T 3884.4-2025 铜精矿化学分析方法-第4部分:铅、锌、镉、镍和氧化镁含量的测定 - 火焰原子吸收光谱法?(中英文版) Chemical Analysis Methods for Copper Concentrates Part 4: Determination of Lead, Zinc, Cadmium, Nickel, and Magnesium Oxide Content by Flame Atomic Absorption Spectroscopy |
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GB/T 3884.2-2025 铜精矿化学分析方法-第2部分:金和银含量的测定 - 火焰原子吸收光谱法和火试金法(中英文版) Chemical Analysis Methods for Copper Concentrates Part 2: Determination of Gold and Silver Content by Flame Atomic Absorption Spectroscopy and Fire Assay |
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GB/T 44851.12-2025 道路车辆 - 液化天然气(LNG)燃气系统部件 - 第12部分:铜及其合金管(中英文版) Road Vehicles - Components for Liquefied Natural Gas (LNG) Fuel Systems - Part 12: Copper and Copper Alloy Tubing |
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GB 30080-2025 铜及铜合金熔铸安全设计与生产规范(中英文版) Safety Design and Production Specifications for Copper and Copper Alloy Casting |
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GB/T 4698.29-2024 海绵钛、钛及钛合金化学分析方法-第29部分:铝、碳、铬、铜、铁、锰、钼、镍、硅、锡、钒、锆含量的测定-光电直读光谱法(中英文版) Chemical analysis methods for sponge titanium, titanium and titanium alloys-Part 29: Determination of aluminum, carbon, chromium, copper, iron, manganese, molybdenum, nickel, silicon, tin, vanadium and zirconium content-Optical Direct reading spectrometry |
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GB/T 3260.1-2024 锡化学分析方法-第1部分:铜、铅、锌、镉、银、镍和钴含量的测定-火焰原子吸收光谱法(中英文版) Chemical analysis method for tin - Part 1: Determination of copper, lead, zinc, cadmium, silver, nickel and cobalt content - Flame atomic absorption spectrometry |
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GB 7300.305-2024 饲料添加剂-第3部分:矿物元素及其络(螯)合物-碱式氯化铜(中英文版) Feed additives - Part 3: Mineral elements and their complexes (chelates) - Basic copper chloride |
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GB/T 26311-2024 再生铜及铜合金棒线材(中英文版) Recycled copper and copper alloy rods and wires |
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GB/T 11066.12-2024 金化学分析方法-第12-部分:-银、铜、铁、铅、铋、锑、镁、镍、锰、钯、铬、铂、铑、钛、锌、砷、锡、硅、钴、钙、钾、锂、钠、碲、钒、锆、镉、钼、铼、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) Methods for chemical analysis of gold - Part 12: - Determination of silver, copper, iron, lead, bismuth, antimony, magnesium, nickel, manganese, palladium, chromium, platinum, rhodium, titanium, zinc, arsenic, tin, silicon, cobalt, calcium, potassium, lithium, sodium, tellurium, vanadium, zirconium, cadmium, molybdenum, rhenium, and aluminum content - Inductively coupled plasma atomic emission spectrometry |
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GB/T 4103.18-2024 铅及铅合金化学分析方法-第18部分:银、铜、铋、砷、锑、锡、锌、铁、镉、镍、镁、铝、钙、硒和碲含量的测定-电感耦合等离子体质谱法(中英文版) Methods for chemical analysis of lead and lead alloys - Part 18: Determination of silver, copper, bismuth, arsenic, antimony, tin, zinc, iron, cadmium, nickel, magnesium, aluminum, calcium, selenium and tellurium content - Inductively coupled plasma mass spectrometry |
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GB/T 42513.7-2024 镍合金化学分析方法-第7部分:钴、铬、铜、铁和锰含量的测定-火焰原子吸收光谱法(中英文版) Chemical analysis methods for nickel alloys-Part 7: Determination of cobalt, chromium, copper, iron and manganese content-Flame atomic absorption spectrometry |
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GB/T 4701.13-2024 钛铁-硅、锰、磷、铬、铝、镁、铜、钒、镍含量的测定-电感耦合等离子体原子发射光谱法(中英文版) Ferrotitanium - Determination of silicon, manganese, phosphorus, chromium, aluminum, magnesium, copper, vanadium and nickel content - Inductively coupled plasma atomic emission spectrometry |
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GB/T 5121.8-2024 铜及铜合金化学分析方法-第8部分:氧、氮、氢含量的测定(中英文版) Chemical analysis methods for copper and copper alloys - Part 8: Determination of oxygen, nitrogen and hydrogen content |
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GB/T 43753.2-2024 贵金属合金电镀废水化学分析方法-第2部分:锌、锰、铬、镉、铅、铁、铝、镍、铜、铍含量的测定-电感耦合等离子体原子发射光谱法(中英文版) Chemical analysis methods for precious metal alloy electroplating wastewater-Part 2: Determination of zinc, manganese, chromium, cadmium, lead, iron, aluminum, nickel, copper and beryllium content-Inductively coupled plasma atomic emission spectrometry |
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GB/T 43363-2023 废弃化学品中铜、锌、镉、铅、铬等12种元素形态分布的测定 连续提取法(中英文版) Determination of form distribution of 12 elements including copper, zinc, cadmium, lead and chromium in waste chemicals. Continuous extraction method |
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GB/T 34497-2023 端子连接器用铜及铜合金带箔材(中英文版) Copper and copper alloy foil materials for terminal connectors |
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GB/T 3310-2023 铜及铜合金棒材超声检测方法(中英文版) Ultrasonic testing method for copper and copper alloy rods |
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GB/T 3260.11-2023 锡化学分析方法 第11部分:铜、铁、铋、铅、锑、砷、铝、锌、镉、银、镍和钴含量的测定 电感耦合等离子体原子发射光谱法(中英文版) Methods for chemical analysis of tin Part 11: Determination of copper, iron, bismuth, lead, antimony, arsenic, aluminum, zinc, cadmium, silver, nickel and cobalt content - Inductively coupled plasma atomic emission spectrometry |
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GB/T 43098.2-2023 水处理剂分析方法 第2部分:砷、汞、镉、铬、铅、镍、铜含量的测定 电感耦合等离子体质谱法(ICP-MS)(中英文版) Analysis methods for water treatment agents Part 2: Determination of arsenic, mercury, cadmium, chromium, lead, nickel and copper content Inductively coupled plasma mass spectrometry (ICP-MS) |
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GB/T 43321-2023 铜及铜合金钎焊推荐工艺规范(中英文版) Recommended process specifications for brazing copper and copper alloys |
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GB/T 9460-2023 铜及铜合金焊丝(中英文版) Copper and copper alloy welding wire |
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GB 1903.61-2023 食品安全国家标准 食品营养强化剂 碳酸铜(中英文版) National Food Safety Standard Food Nutritional Enhancer Copper Carbonate |
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GB 1886.361-2022 食品安全国家标准 食品添加剂 叶绿素铜(中英文版) National Food Safety Standard Food Additive Copper Chlorophyll |
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GB 23200.117-2019 食品安全国家标准 植物源性食品中喹啉铜残留量的测定 高效液相色谱法(中英文版) National food safety standards Determination of copper quinoline residues in plant-derived foods High performance liquid chromatography |
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GB/T 12971.1-2023 电力牵引用接触线 第1部分:铜及铜合金接触线(中英文版) Contact wires for electric traction Part 1: Copper and copper alloy contact wires |
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GB/T 42794-2023 镍铁 碳、硫、硅、磷、镍、钴、铬和铜含量的测定 火花源原子发射光谱法(中英文版) Nickel iron - Determination of carbon, sulfur, silicon, phosphorus, nickel, cobalt, chromium and copper content - Spark source atomic emission spectrometry |
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GB/T 42915-2023 铜精矿及主要含铜物料鉴别规范(中英文版) Specification for identification of copper concentrates and main copper-containing materials |
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GB/T 42654-2023 铜及铜合金海水冲刷腐蚀试验方法(中英文版) Test methods for seawater erosion corrosion of copper and copper alloys |
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GB/T 27683-2023 铜及铜合金切削屑料及其回收规范(中英文版) Copper and copper alloy cutting chips and recycling specifications |
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GB/T 3884.12-2023 铜精矿化学分析方法 第12部分:氟和氯含量的测定 离子色谱法和电位滴定法(中英文版) Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration |
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GB/T 3114-2023 铜及铜合金扁线(中英文版) Copper and copper alloy flat wire |
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GB 21350-2023 铜及铜合金加工材单位产品能源消耗限额(中英文版) Copper and Copper Alloy Processed Materials Energy Consumption Quota per Unit Product |
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GB/T 42515-2023 金属粉末 铁、铜、锡和青铜粉末中酸不溶物含量的测定(中英文版) Metal powders - Determination of acid-insoluble content in iron, copper, tin and bronze powders |
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GB/T 42511-2023 硬质合金 钴粉中钙、铜、铁、钾、镁、锰、钠、镍和锌含量的测定 火焰原子吸收光谱法(中英文版) Cemented carbide - Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cobalt powder - Flame atomic absorption spectrometry |
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GB/T 20509-2023 电力机车接触材料用铜及铜合金线坯(中英文版) Copper and copper alloy wire blanks for electric locomotive contact materials |
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GB/T 20078-2023 铜和铜合金 锻件(中英文版) Copper and Copper Alloys Forgings |
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GB/T 15116-2023 压铸铜合金及铜合金压铸件(中英文版) Die-casting copper alloy and copper alloy die-casting parts |
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GB/T 42630-2023 铜镍硫化物矿石化学物相分析方法 6 种矿物相中镍和钴含量的测定(中英文版) Method for chemical phase analysis of copper-nickel sulfide ores—Determination of nickel and cobalt content in six mineral phases |
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GB/T 8464-2023 铁制、铜制和不锈钢制螺纹连接阀门(中英文版) Iron, copper and stainless steel threaded connection valves |
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GB/T 7717.16-2022 工业用丙烯腈 第16部分:铁、铜含量的测定 石墨炉原子吸收光谱法和电感耦合等离子体质谱法(中英文版) Acrylonitrile for industrial use - Part 16: Determination of iron and copper content - Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry |
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GB/T 41523-2022 纸、纸板和纸浆 镁、钙、锰、铁及铜总量的测定(中英文版) Paper, board and pulp - Determination of total magnesium, calcium, manganese, iron and copper |
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GB/T 5231-2022 加工铜及铜合金牌号和化学成分(中英文版) Designation and chemical composition of wrought copper and copper alloys |
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GB/T 41330-2022 锅炉用水和冷却水分析方法? 痕量铜、铁、钠、钙、镁含量的测定? 电感耦合等离子体质谱(ICP-MS)法(中英文版) Analysis method of boiler water and cooling water Determination of trace copper, iron, sodium, calcium, magnesium content Inductively coupled plasma mass spectrometry (ICP-MS) method |
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GB/T 14048.22-2022 低压开关设备和控制设备 第7-4部分:辅助器件 铜导体的PCB接线端子排(中英文版) Low-voltage switchgear and controlgear - Part 7-4: Auxiliary devices - PCB terminal blocks for copper conductors |
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GB/T 9797-2022 金属及其他无机覆盖层 镍、镍+铬、铜+镍和铜+镍+铬电镀层(中英文版) Metallic and other inorganic coatings Nickel, nickel + chromium, copper + nickel and copper + nickel + chromium plating |
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GB/T 41882-2022 增材制造用铜及铜合金粉(中英文版) Copper and Copper Alloy Powders for Additive Manufacturing |
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GB/T 42043-2022 航空航天 电线的铝合金和铜包铝导体 通用性能要求(中英文版) Aerospace - Aluminum alloy and copper-clad aluminum conductors for electrical wires - General performance requirements |
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GB/T 14637-2021 工业循环冷却水及水垢中铜、铁、锌的测定 原子吸收光谱法(中英文版) Determination of copper,iron and zinc in industrial circulating cooling water and scale—Atomic absorption spectrometric method |
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GB/T 223.91-2021 钢铁及合金 铜含量的测定 2,2'-联喹啉分光光度法(中英文版) Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method |
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GB/T 40272-2021 纸、纸板、纸浆和纤维素纳米材料 酸溶镁、钙、锰、铁、铜、钠、钾的测定(中英文版) Paper,board,pulps and cellulose nanomaterials—Determination of acid-soluble magnesium,calcium,manganese,iron,copper,sodium and potassium |
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GB/T 11066.11-2021 金化学分析方法 第11部分:镁、铬、锰、铁、镍、铜、钯、银、锡、锑、铅和铋含量的测定 电感耦合等离子体质谱法(中英文版) Methods for chemical analysis of gold-Part 11:Determination of magnesium,chromium,manganese,iron,nickel copper,palladium,silver,tin,antimony,lead and bismuth contents-Inductively coupled plasma mass spectrometry |
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GB/T 39778-2021 铜阳极泥回收利用技术规范(中英文版) Technical specification for recycling and utilization of copper anode mud |
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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 5121.28-2021 铜及铜合金化学分析方法 第28部分:铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定 电感耦合等离子体质谱法(中英文版) Methods for chemical analysis of copper and copper alloys—Part 28:Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry |
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GB/T 3670-2021 铜及铜合金焊条(中英文版) Covered electordes for manual metal arc welding of copper and copper alloys |
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GB/T 26301-2021 屏蔽用锌白铜带箔材(中英文版) Copper-nickel-zinc alloy strips and foils for shield |
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GB/T 26024-2021 空调与制冷系统阀件用铜及铜合金无缝管(中英文版) Seamless copper and copper alloys tube for valves on air-conditioning and refrigeration system |
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GB/T 39152-2020 铜及铜合金弯曲应力松弛试验方法(中英文版) Test method of the bending stress relaxation for copper and copper alloy |
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GB/T 26302-2020 热管用铜及铜合金无缝管(中英文版) Seamless copper and copper alloy tube for heat pipe |
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GB/T 13587-2020 铜及铜合金废料(中英文版) Scraps of copper and copper alloy |
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GB/T 8151.22-2020 锌精矿化学分析方法 第22部分:锌、铜、铅、铁、铝、钙和镁含量的测定 波长色散X射线荧光光谱法(中英文版) Methods for chemical analysis of zinc concentrates—Part 22: Determination of zinc, copper, lead,iron,aluminium ,calcium and magnesium contents—Wavelength dispersive X-ray fluorescence spectrometric method |
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GB/T 4423-2020 铜及铜合金拉制棒(中英文版) Copper and copper alloy cold-drawn rod and bar |
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GB/T 1531-2020 铜及铜合金毛细管(中英文版) Copper and copper alloy capillary tube |
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GB/T 38812.3-2020 直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法(中英文版) Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method |
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GB/T 8704.10-2020 钒铁 硅、锰、磷、铝、铜、铬、镍、钛含量的测定 电感耦合等离子体原子发射光谱法(中英文版) Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium contents— Inductively coupled plasma atomic emission spectrometric method |
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GB/T 51421-2020 架空光(电)缆通信杆路工程技术标准(中英文版) Technical standard of communication pole line engineering for aerial optical ( copper ) cable |
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GB 1886.307-2020 食品安全国家标准 食品添加剂 叶绿素铜钾盐(中英文版) National food safety standard - Food additive - Potassium copper chlorophyllin |
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GB/T 5584.4-2020 电工用铜、铝及其合金扁线 第4部分:铜带(中英文版) Rectangular copper or aluminium and its alloy wires for electrical purposes—Part 4: Strip copper conductor |
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GB/T 5584.2-2020 电工用铜、铝及其合金扁线 第2部分:铜及其合金扁线(中英文版) Rectangular copper or aluminium and its alloy wires for electrical purposes—Part 2: Rectangular copper and copper alloy wire |
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GB/T 5584.1-2020 电工用铜、铝及其合金扁线 第1部分:一般规定(中英文版) Rectangular copper or aluminium and its alloy wires for electrical purposes—Part 1: General |
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GB/T 39312-2020 铜及铜合金的焊接工艺评定试验(中英文版) Welding procedure qualification test for copper and its alloys |
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GB 23200.117-2019 食品安全国家标准 植物源性食品中喹啉铜残留量的测定高效液相色谱法(中英文版) National food safety standard - Determination of oxine-copper residue infoods of plant origin - High performance liquid chromatography |
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GB/T 37572-2019 热交换器用铜及铜合金带材(中英文版) Copper and copper alloy strip for heat exchanger |
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GB/T 37571-2019 继电器用铜及铜合金带(中英文版) Copper and copper alloy strip for relay |
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GB/T 37568-2019 铜及铜合金镀锡带材(中英文版) Tin-plated copper and copper alloy strip |
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GB/T 37567-2019 建筑装饰用铜及铜合金板带材(中英文版) Copper and copper alloy sheet and strip for building decoration |
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GB/T 4698.21-2019 海绵钛、钛及钛合金化学分析方法 第21部分:锰、铬、镍、铝、钼、锡、钒、钇、铜、锆量的测定 原子发射光谱法(中英文版) Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 21: Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper and zirconium content—Atomic emission spectrometry |
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GB/T 37751.33-2019 家用和类似用途的剩余电流动作断路器 第3-3部分:具有连接外部未经处理铝导线的螺纹型接线端子和连接铜或铝导线的铝制螺纹型接线端子RCD的特殊要求(中英文版) Residual current operated circuit-breakers for household and similar use—Part 3-3: Specific requirements for RCDs with screw-type terminals for external untreated aluminium conductors and with aluminium screw-type terminals for use with copper or with alu |
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GB/T 37751.31-2019 家用和类似用途的剩余电流动作断路器 第3-1部分:具有连接外部铜导线的无螺纹型接线端子的RCD的特殊要求(中英文版) Residual current operated circuit-breakers for household and similar use—Part 3-1:Particular requirements for RCDs with screwless-type terminals for external copper conductors |
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GB/T 15076.3-2019 钽铌化学分析方法 第3部分: 铜量的测定 火焰原子吸收光谱法(中英文版) Methods for chemical analysis of tantalum and niobium—Part 3:Determination of copper content—Flame atomic absorption spectrometry |
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GB/T 13747.6-2019 锆及锆合金化学分析方法 第6部分:铜量的测定 2,9-二甲基-1,10-二氮杂菲分光光度法(中英文版) Methods for chemical analysis of zirconium and zirconium alloys—Part 6:Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry |
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