1. Properties of pulling (TENSILE PROPERTY)
tensile strength, tensile strength, elongation at yield point and must be no less than setting the table.
2. Properties of bending (BEND PROPERTY)
.The deformed so that a U drew with head with a diameter of. Down at the center until both ends bent up parallel to each other. Test piece shall be no around broken. Or starch to the outside of the curve of the test piece that
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