This International Standard specifies the most important design and metrologicai characteristics of gauge blocks with a rectangular cross section and a nominal length ln ranging from 0,5 mm to 1000 mm.
Limit deviations and tolerances are stated for the calibration grade K and for the grades 0, 1 and 2 for various measuring purposes.
BS EN ISO 3650:1999 history
0000 BS EN ISO 3650:1999(2000)
1999BS EN ISO 3650:1999 Geometrical product specifications (GPS). Length standards. Gauge blocks