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4761 result(s) found

GB/T 13747.7-2019 Active

锆及锆合金化学分析方法 第7部分:锰量的测定 高碘酸钾分光光度法和电感耦合等离子体原子发射光谱法

Methods for chemical analysis of zirconium and zirconium alloys—Part 7:Determination of manganese content—Patassium periodate spectrometry and inductively coupled plasma atomic emission spectrometry

ICS: 77.120.99
2020-11-01
GB/T 13747.2-2019 Active

锆及锆合金化学分析方法 第2部分:铁量的测定 1,10-二氮杂菲分光光度法和电感耦合等离子体原子发射光谱法

Methods for chemical analysis of zirconium and zirconium alloys—Part 2:Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry

ICS: 77.120.99
2020-11-01
GB/T 13747.12-2019 Active

锆及锆合金化学分析方法 第12部分:硅量的测定 钼蓝分光光度法

Methods for chemical analysis of zirconium and zirconium alloys—Part 12:Determination of silicon content—Molybdenum blue spectrophotometry

ICS: 77.120.99
2020-11-01
GB/T 8647.11-2019 Active

镍化学分析方法 第11部分:镁、铝、锰、钴、铜、锌、镉、锡、锑、铅、铋含量的测定 电感耦合等离子体质谱法

Methods for chemical analysis of nickel-Part 11:Determination of magnesium,aluminum,manganese,cobalt,copper,zinc,cadmium,tin,antimony,lead,bismuth contents-Inductively coupled plasma mass spectrometry

ICS: 77.120.40
2020-11-01
GB/T 38589-2020 Abolished

耐蚀合金棒材、盘条及丝材通用技术条件

General technical requirements of corrosion-resistant alloy bars,wire rods and wires

ICS: 77.140.60
2020-10-01
GB/T 38526-2020 Active

航天推进系统钛管材

Titanium tubes for aerospace propulsion system

ICS: 77.150.50
2021-02-01
GB/T 38524-2020 Active

铪棒和铪丝

Hafnium bars and hafnium wires

ICS: 77.150.99
2021-02-01
GB/T 38516-2020 Active

可渗透性烧结金属材料 中流量平均孔径的测定

Permeable sintered metal materials—Determination of average pore size of medium flow

ICS: 77.160
2021-02-01
GB/T 38513-2020 Active

铌铪合金化学分析方法 铪、钛、锆、钨、钽等元素的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of niobium hafnium alloys—Determination of hafnium, titanium, zirconium, tungsten, tantalum contents—Inductively coupled plasma atomic emission spectrometry

ICS: 77.120.99
2021-02-01
GB/T 38512-2020 Active

压力容器用铝及铝合金管材

Aluminum and aluminum alloy tubes for the pressure vessel

ICS: 77.150.10
2021-02-01
GB/T 35840.4-2020 Active

塑料模具钢 第4部分:预硬化钢板

Steels for plastic mould—Part 4: Pre-hardenging steel plate

ICS: 77.140.35
2020-10-01
GB/T 24595-2020 Abolished

汽车调质曲轴用热轧钢棒

Hot-rolled steel bars for quenched and tempered automobile crankshafts

ICS: 77.140.60
2020-10-01
GB/T 23605-2020 Active

钛合金β转变温度测定方法

Determination of β transus temperature of titanium alloys

ICS: 77.120.50
2021-02-01
GB/T 15076.7-2020 Active

钽铌化学分析方法 第7部分:铌中磷量的测定 4-甲基-戊酮-[2]萃取分离磷钼蓝分光光度法和电感耦合等离子体原子发射光谱法

Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrom

ICS: 77.120.99
2021-02-01
GB/T 15076.6-2020 Active

钽铌化学分析方法 第6部分:硅量的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of tantalum and niobium—Part 6:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry

ICS: 77.120.99
2021-02-01
GB/T 15076.4-2020 Active

钽铌化学分析方法 第4部分:铁量的测定 1,10—二氮杂菲分光光度法

Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry

ICS: 77.120.99
2021-02-01
GB/T 15076.11-2020 Active

钽铌化学分析方法 第11部分:铌中砷、锑、铅、锡和铋量的测定 直流电弧原子发射光谱法

Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry

ICS: 77.120.99
2021-02-01
GB/T 14849.3-2020 Active

工业硅化学分析方法 第3部分:钙含量的测定

Methods for chemical analysis of silicon metal—Part 3:Determination of calcium content

ICS: 77.040.30
2021-02-01
GB/T 14849.1-2020 Active

工业硅化学分析方法 第1部分:铁含量的测定

Methods for chemical analysis of silicon metal—Part 1:Determination of iron content

ICS: 77.040.30
2021-02-01
GB/T 13747.4-2020 Active

锆及锆合金化学分析方法 第4部分:铬量的测定 二苯卡巴肼分光光度法和电感耦合等离子体原子发射光谱法

Methods for chemical analysis of zirconium and zirconium alloys-Part 4:Determination of chromium content—Diphenylcarbazide spectrophotometry and inductively coupled plasma atomic emission spectrometry

ICS: 77.120.99
2021-02-01
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