GB/T 3250-1982
Replaced
GB/T 20975.30-2019
Active
National standards
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 20975.30-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 30:Determination of hydrogen content—Heating extraction-thermal conductivity method
Basic Information
Standard Code:
GB/T 20975.30-2019
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的本部分规定了加热提取热导法测定固态铝及铝合金中氢含量的方法。
本部分适用于固态铝及铝合金中氢含量的测定。测定范围：0.05 μg/g～1.0 μg/g。
注： 本方法只对规定的测定范围进行了实验室间测试。但是，实验室可以在方法验证时，通过方法灵敏度、精密度和偏差等实验，扩展本方法的测定范围。
Development Information
Drafting Units:
东北轻合金有限责任公司、有色金属技术经济研究院、西南铝业(集团)有限责任公司、山东南山铝业股份有限公司、中国航发北京航空材料研究院、中国船舶重工集团公司第七二五研究所、福建省南平铝业股份有限公司
Drafting Persons:
祁艳华、席欢、周兵、王兴其、徐涛、李延珍、高颂、刘攀、王金花、丛福官、王强、刘平、白晓霞、张雅玲、李彬、刘泉泉
Same series standard
GB/T 20975.28-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry
GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry
GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry
Referenced Standards
Related Standards
GB/T 3251-1982
Replaced
GB/T 3251-1982 Aluminium and aluminium alloys—Compression test method for tubes
GB/T 3252-1982
Replaced
GB/T 3252-1982 Aluminium and aluminium alloys Shear test method for rivet wire and rivets
GB/T 3172-1982
Abolished
GB/T 3172-1982 Determination of adhesion ratio of aluminium powder Steel plate method
GB/T 3173-1982
Abolished
GB/T 3173-1982 Determination of coating surface of aluminium powder on water
GB/T 4438-1984
Replaced