GB/T 3879-1983
Replaced
GB/T 3849.1-2015
Active
National standards
GB/T 3849.1-2015 Hardmetals—Rockwell hardness test(scale A)—Part 1:Test method
GB/T 3849.1-2015 Hardmetals—Rockwell hardness test(scale A)—Part 1:Test method
Basic Information
Standard Code:
GB/T 3849.1-2015
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:
6 pages
Scope
This part of GB/T 3849 specifies the principles, symbols, and explanations of the Rockwell hardness (A scale) test for hard alloys, as well as the testing equipment, samples, testing procedures, result presentation, and test reports. This part is applicable to the determination of Rockwell hardness (A scale) for hard alloys.
Development Information
Replace the following standards
Referenced Standards
Adopt standards
ISO 3738-1:1982
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