SNV ISO 4231:1987被替代
Hand- And Machine-operated Circular Screwing Dies For Parallel Pipe Threads; G Series
出版：Swiss Standards
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基本信息
标准编号： SNV ISO 4231:1987
标准类别：Standard
出版单位：Swiss Standards
标准页数：0
标准简介
Lays down the dimensions of screwing dies intended for production of parallel pipe threads in accordance with ISO 228-1. Diameter, thickness and fixing dimensions are accordance with ISO 2568 so as to permit the driving of and-operated dies with the aid of the die stocks defined in that document.
