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International Standard Category: Insulating gases |
Category No.: | 29.040.20 | Valid Status: | abolished |
Issued Organization: | Issued Date: | 1989-03-21 | |
Implemented Date: | 1990-1-1 | Abolished Date: | 2004-05-01 |
Superseded Standard.: | GB/T 11026.1-2003 Electrical insulating materials?Properties of thermal endurance - Part 1: Ageing procedures and evaluation of test results |
Superseded Date: | 2004-5-1 |
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