NFC 31 670:1988被替代
Specifications For Particular Types Of Winding Wires - Solderable Polyurethane Enamelled Round Copper Winding Wire, Class 155
出版：Association Francaise de Normalisation
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基本信息
标准编号： NFC 31 670:1988
标准类别：Standard
出版单位：Association Francaise de Normalisation
标准页数：0
标准简介
Specifies the requirements of solderable enamelled round copper winding wire of class 155 with a sole coating based on polyurethane resin, which may be modified as long as it retains the chemical identity of the original resin and meets all specified wire requirements. Covers the following range of nominal conductor diameters: 0,018 mm up to and including 0,800 mm (Grade 1); 0,020 mm up to and including 0,800 mm (Grade 2). Coverage includes dimensions, elongation, heat shock, solderability, loss of mass, springiness, temperature index, breakdown voltage, and packaging.
