国家标准题录

GB/T 15072.7-2008

Test methods of precious metal alloys - Determination of chromium and iron contents for gold alloys - Inductively coupled plasma atomic emission spectrometry

实施日期

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ICS 分类

77.120.99

GB/T 15072.5-2008

Test method of precious metal alloys － Determination of silver content for gold and palladium alloys － Potentionmeter titration with potassium iodide

实施日期

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ICS 分类

77.120.99

GB/T 15072.4-2008

Test method of precious metal alloys - Determination of palladium content for palladium and silver alloys - Butanedione dioxime gravimetry

实施日期

—

ICS 分类

77.120.99

GB/T 15072.2-2008

Test method of precious metal alloys - Determination of silver contents for silver alloys - Potentionmeter titration with sodium chloride

实施日期

—

ICS 分类

77.120.99

GB/T 15072.17-2008

Test method of precious metal alloys - Determination of tungsten contents for platinum alloys - Tungstic acid gravimetry

实施日期

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ICS 分类

77.120.99

GB/T 15072.15-2008

Test method of precious metal alloys - Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys - Inductively coupled plasma atomic emission spectrometry

实施日期

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ICS 分类

77.120.99

GB/T 15072.14-2008

Test method of precious metal alloys - Determination of aluminium and nickel contents for silver alloys - Inductively coupled plasma atomic emission spectrometry

实施日期

—

ICS 分类

77.120.99

GB/T 15072.13-2008

Test method of precious metal alloys - Determination of tin , cerium and lanthanium contents for silver alloys - Inductively coupled clasma atomic emission spectrometry

实施日期

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ICS 分类

77.120.99

GB/T 15072.12-2008

Test method of precious metal alloys - Determination of nickel contents for silver alloys - Hydrogen peroxide spectrophotometry

实施日期

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ICS 分类

77.120.99

GB/T 15072.1-2008

Test method of precious alloys - Determination of gold content for gold, platinum and palladium alloys - Potentiometric titration using ferrous sulfate

实施日期

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ICS 分类

77.120.99

GB/T 13748.21-2009

Chemical analysis methods of magnesium and magnesium alloys - Part 21: Determination of elements by photoelectric direct reading atomic emission spectrometry

实施日期

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ICS 分类

77.120.20

GB/T 13748.20-2009

Chemical analysis methods of magnesium and magnesium alloys - Part 20: Determination of elements by inductively coupled plasma atomic emission spectrometry

实施日期

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ICS 分类

77.120.20

GB/T 16484.1-2009

Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 1: Determination of cerium oxide content - Ammonium ferrous sulfate titrimetry

实施日期

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ICS 分类

77.120.99

GB/T 12690.3-2015

Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 3: Determination of water content of rare earth oxides—Gravimetric method

实施日期

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ICS 分类

77.120.99

GB/T 33463.1-2017

Technology specification of seawater desalination for iron and steel industry—Part 1: Low temperature multiple effect distillation

实施日期

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ICS 分类

77.040.99

GB/T 15575-2008

Steel products standard designation

实施日期

—

ICS 分类

77.140.01

GB 43049-2023

连铸机安全技术条件

Safety technical conditions for continuous casting machines

实施日期

2024-10-01

ICS 分类

77.180

GB/T 6892-2023

一般工业用铝及铝合金挤压型材

Wrought aluminium and aluminium alloys extruded profiles for general engineering

实施日期

2024-04-01

ICS 分类

77.150.10

GB/T 3880.1-2023

一般工业用铝及铝合金板、带材 第1部分：一般要求

Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 1 :Technical conditions of delivery

实施日期

2024-04-01

ICS 分类

77.150.10

GB/T 11260-2023

圆钢涡流检测方法

Method for eddy current testing of round steel

实施日期

2024-04-01

ICS 分类

77.040.20