ASTM D3277经油浸渍纤维素绝缘材料含水量标准试验方法
日期:2012-02-10 11:50
ASTM D3277 Standard Test Methods for Moisture Content of Oil-Impregnated Cellulosic Insulation
ASTM D3277经油浸渍纤维素绝缘材料含水量标准试验方法
1. Scope
1.1 These test methods cover the determination of the weight percent of water in new or aged, oil-impregnated electrical insulation. These test methods depend on solvent extraction of the water at room temperature. The range from 0.1 to 7.0% water has been explored.
1.2 There are four test methods, A, B, C, and D. Methods A and B for thin pap
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08/29 22:53