GB/T 3879-1983
Replaced
GB/T 18376.2-2014
Replaced
National standards
GB/T 18376.2-2014 Grades of cemented carbide—Part 2:Grades of cemented carbide for geological and mining tools
GB/T 18376.2-2014 Grades of cemented carbide—Part 2:Grades of cemented carbide for geological and mining tools
Basic Information
Standard Code:
GB/T 18376.2-2014
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Powder metallurgy
ICS Name:
Powder metallurgy
Publish Date:
2014-06-09
Implement Date:
2014-12-01
Pages:
8 pages
Scope
This part of GB/T 18376 specifies the representation rules, classification codes, basic chemical components, and mechanical properties of hard alloy grades used in geology and mining tools, as well as the requirements for metallographic microstructure and recommended operating conditions.
This part is applicable to hard alloys used in geology and mining tools.
Development Information
Replace the following standards
Superseded by the following standards
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