ASTM D 2991 : 1984
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Recommended Practice for Testing Stress-Relaxation of Plastics (Withdrawn 1990)
31-12-1990
31-12-2010
Establishes the time dependence of stress of plastics resisting long-duration constant strains at conditions of constant temperature and negligible vibration and relative humidity.
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