This standard specifies the integrity requirements, inspection and evaluation methods for (φ100×5000) high-precision screw lathes. This standard is applicable to (φ100×5000) high-precision screw lathes, and other high-precision screw lathes can be implemented as a reference.
SJ/T 31017-1994 history
1970SJ/T 31017-1994 Requirements of readiness and methods of inspection and assessment for high precision leading screw lathes