BS 638-2:1979被替代
Arc welding power sources, equipment and accessories. Specification for air cooled power sources for manual metal-arc welding with covered electrodes and for TIG welding
出版：British Standards Institution
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基本信息
标准编号： BS 638-2:1979
发布时间：1979/7/31 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Requirements for air cooled power sources, which may be used for other welding and allied processes able to tolerate a drooping voltage characteristic, and for associated current regulators and driving motors or internal combustion engines for d.c. generators.
标准备注
© British Standards Institution 2013
Replaces notes:
Partially replaces BS 638:1966.
本标准替代的旧标准
