DIN 2281-1-2001 几何产品规范(GPS).螺纹过端塞规.第1部分:螺纹公称直径1mm至40mm的ISO通用公制螺纹的过端车间量规、检验塞规和调节塞规
Geometrical Product Specifications (GPS) - "GO" screw plug gauges - Part 1: "GO" workshop gauges, check and setting plug gauges for ISO general purpose metric screw threads from 1 mm up to 40 mm nominal diameter