ASTM D 2900 : 1990 : R1997 : EDT 1
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Standard Test Method for Accelerated Life Test of Electrical Grade Magnesium Oxide as Used in Sheathed-Type Electric Heating Elements (Withdrawn 2003)
Hardcopy , PDF
05-11-2013
English
10-09-1997
CONTAINED IN VOL 10.02, 2001 Describes accelerated life testing of electrical grade magnesium oxide under thermal cycling to raised temperature. Determines rate at which electrical insulation impedance or test current through insulation changes with time and time span resulting in complete failure of test cell.
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