GB/T 3879-1983
Replaced
YS/T 721-2009
Abolished
Industry standards-Non-ferrous metals
YS/T 721-2009 Sintered cobalt piece
YS/T 721-2009 Sintered cobalt piece
Basic Information
Standard Code:
YS/T 721-2009
Standard Type:
Industry standards
Standard Status:
Abolished
is_force_gb:
no
CCS Name:
Powder metallurgy materials and products
ICS Name:
Powder metallurgy
Publish Date:
2009-12-04
Implement Date:
2010-06-01
Pages:
8 pages
Scope
This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and order form (or contract) content for sintered cobalt sheets. This standard applies to cobalt sheets produced by the sintering method, and is intended for use in fields such as magnetic materials, battery materials, cobalt alloy steel, and catalysts.
Development Information
Referenced Standards
YS/T 281.1-2011 Methods for chemical analysis of cobalt—Part 1:Determination of iron content—Sulfosalicylic acid spectrophotometry
YS/T 281.2-2011 Methods for chemical analysis of cobalt—Part 2:Determination of aluminum content—Chromeazurol S spectrophotometry
YS/T 281.3-2011 Methods for chemical analysis of cobalt—Part 3:Determination of silicon content—Molybdenum blue spectrophotometry
YS/T 281.6-2011 Methods for chemical analysis of cobalt—Part 6:Determination of magnesium content—Flame atomic absorption spectrometry
YS/T 281.7-2011 Methods for chemical analysis of cobalt—Part 7:Determination of zinc content—Flame atomic absorption spectrometry
YS/T 281.8-2011 Methods for chemical analysis of cobalt—Part 8:Determination of cadmium content—Flame atomic absorption spectrometry
YS/T 281.9-2011 Methods for chemical analysis of cobalt—Part 9:Determination of lead content—Flame atomic absorption spectrometry
YS/T 281.10-2011 Methods for chemical analysis of cobalt—Part 10:Determination of nickel content—Flame atomic absorption spectrometry
YS/T 281.11-2011 Methods for chemical analysis of cobalt—Part 11:Determination of copper and manganese contents—Flame atomic absorption spectrometry
Related Standards
GB/T 4309-1984
Replaced
GB/T 4309-1984 Classification and designation for powder metallurgy materials
GB/T 5124.1-1985
Replaced
GB/T 5124.1-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of total carbon content
GB/T 5124.2-1985
Replaced
GB/T 5124.2-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of free(insoluble) carbon content
GB/T 5124.3-1985
Replaced
GB/T 5124.3-1985 Methods for chemical analysis of hardmetals—The potentiometric method for the determination of cobalt content
GB/T 5124.4-1985
Replaced