DIN 7163-2017 产品几何技术规范(GPS). 外部尺寸公差等级符合DIN EN ISO 286-1和DIN EN ISO 286-2, 公称尺寸1 mm至500 mm的工作量规和相关验收量规. 量规尺寸和公差
Geometrical product specifications (GPS) - Working gauges for external dimensions with tolerance class according to DIN EN ISO 286-1 and DIN EN ISO 286-2 and nominal dimensions of 1 mm to 500 mm and associated acceptance gauges - Gauge dimensions and tole