GB/T 20975.28-2019 Active National standards

GB/T 20975.28-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry

Publish Date: 2019-06-04 Implement Date: 2020-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 20975.28-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for light metals and their alloys

ICS Name: Aluminum and aluminum alloys

Publish Date: 2019-06-04

Implement Date: 2020-05-01

Publisher: 国家市场监督管理总局、中国国家标准化管理委员会

Technical Committee: 全国有色金属标准化技术委员会(SAC/TC 243)

Pages: 7 pages

Scope

GB/T 20975的本部分规定了火焰原子吸收光谱法测定铝及铝合金中钴含量的方法。
本部分适用于铝及铝合金、铝钴中间合金中钴含量的测定。测定范围：0.005％～12.0%。

Development Information

Drafting Units:

广东省工业分析检测中心、有色金属技术经济研究院、国标(北京)检验认证有限公司、河北四通新型材料股份有限公司、东北轻合金有限责任公司、贵州省分析测试研究院、长沙矿冶研究院有限责任公司

Drafting Persons:

黄葡英、熊晓燕、席欢、陈雄飞、赵卫涛、王正强、易嘉、周兵、李玉红、张晓、刘飞、王文红、麴大方、杨林

Word Count: 12 Thousand words Pages: 7 pages

Same series standard

GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry GB/T 20975.30-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 30:Determination of hydrogen content—Heating extraction-thermal conductivity method GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry

Referenced Standards

GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods

Related Standards

GB/T 3250-1982 Replaced

GB/T 3250-1982 Aluminium and aluminium alloys—Riveting test method for rivet wire

Publish Date: 1982-06-21

GB/T 3251-1982 Replaced

GB/T 3251-1982 Aluminium and aluminium alloys—Compression test method for tubes

Publish Date: 1982-06-21

GB/T 3252-1982 Replaced

GB/T 3252-1982 Aluminium and aluminium alloys Shear test method for rivet wire and rivets

Publish Date: 1982-06-21

GB/T 3172-1982 Abolished

GB/T 3172-1982 Determination of adhesion ratio of aluminium powder Steel plate method

Publish Date: 1982-08-19

GB/T 3173-1982 Abolished

GB/T 3173-1982 Determination of coating surface of aluminium powder on water

Publish Date: 1982-08-19

GB/T 4438-1984 Replaced

GB/T 4438-1984 Aluminium and aluminium alloy corrugated sheets

Publish Date: 1984-05-29