Method of cupping test for aluminum and aluminum alloys
1 Scope
This standard specifies the method of cupping test for measuring the cupping value (IE) of aluminum and aluminum alloy plates, strips and foils, which is used to check the plastic deformation performance of materials during stretch forming.
It is applicable to aluminum and aluminum alloy plates, strips and foils with thickness of 0.1~3.0mm
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, all editions cited are valid. All standards are subject to revision, and all parties using this standard are encouraged to investigate the possibility of applying the latest editions of the following standards.
JB/T 7408-1994 Cupping testing machines - Specification
3 Symbols, names and units
See Table 1 for the symbols, names and units applied in this standard.
Foreword i
1 Scope
2 Normative references
3 Symbols, names and units
4 Test principle
5 Testing device
6 Test pieces
7 Tests
8 Test result processing
9 Test report
