This standard specifies the requirements and inspection methods for the geometric accuracy and working accuracy of universal tool milling machines. This standard applies to ordinary universal tool milling machines with a horizontal (universal) work surface width of 200~630mm.
JB/T 2874-1994 history
2006JB/T 2875.3-2006 Universal tool milling machines Part 3: Testing of the accuracy
JB/T 2874-1994 Universal Tool Milling Machine Accuracy was changed to JB/T 2875.3-2006 Universal tool milling machines Part 3: Testing of the accuracy.