GB/T 3879-1983
Replaced
GB/T 3489-2015
Active
National standards
GB/T 3489-2015 Hardmetals—Metallographic determination of porosity and uncombined carbon
GB/T 3489-2015 Hardmetals—Metallographic determination of porosity and uncombined carbon
Basic Information
Standard Code:
GB/T 3489-2015
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analytical methods for powder metallurgy
ICS Name:
Powder metallurgy
Publish Date:
2015-12-10
Implement Date:
2016-07-01
Pages:
8 pages
Scope
This standard specifies the metallographic determination method for the porosity and the presence, type, and distribution of non-graphitized carbon in hard alloys.
Development Information
Replace the following standards
Referenced Standards
ISO 4499-1:2008
Adopt standards
ISO 4505:1978
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