标 准 号：DIN 13-7-1999 简体中文标题：ISO一般用途米制螺纹.第7部分:螺距2mm的细牙螺纹的标称尺寸.螺纹标称直径17--300mm 繁体中文标题：ISO一般用途米制螺纹.第7部分:螺距2mm的细牙螺纹的标称尺寸.螺纹标称直径17--300mm English Name：ISO general purpose metric screw threads - Part 7: Nominal sizes for 2 mm fine pitch threads; nominal diameter from 17 mm to 300 mm...