GB/T 1814-1979
Active
GB/T 239.2-2023
Active
National standards
GB/T 239.2-2023 Metallic materials—Wire—Part 2:Reverse torsion test
GB/T 239.2-2023 Metallic materials—Wire—Part 2:Reverse torsion test
Price:
$ 50
Basic Information
Standard Code:
GB/T 239.2-2023
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nTest methods for the performance of metal products
ICS Name:
Mechanical testing of metal materials
Publish Date:
2023-03-17
Implement Date:
2023-07-01
Pages:
8 pages
Scope
This document specifies the method for determining the ability of metal wires with a nominal diameter of 0.3 mm to 10.0 mm to withstand plastic deformation during bidirectional torsion.
This document is applicable to the detection of surface defects in wires and can also be used to evaluate the toughness of wires.
Development Information
Same series standard
Replace the following standards
Adopt standards
ISO 9649:2016
Related Standards
GB/T 2107-1980
Replaced
GB/T 2107-1980 Metal material—Twisting fatigue test
GB/T 3075-1982
Replaced
GB/T 3075-1982 Method of axial force controlled fatigue testing of metals
GB/T 3373-1982
Replaced
GB/T 3373-1982 Rims for tractors, agricultural and forestry machines
GB/T 3771-1983
Active
GB/T 3771-1983 Conversion of hardness and strength for copper alloys
GB/T 4105-1983
abolished_transferred