This standard specifies the integrity requirements and inspection and evaluation methods of the DM-450A vacuum coating machine. This standard applies to DM-450A, DM-300B, GDM-300B, and ZD-306 vacuum coating machines.
SJ/T 31083-1994 history
2016SJ/T 31083-2016 Vacuum coating equipment integrity requirements and inspection and assessment methods
1970SJ/T 31083-1994 Requirements of readiness and methods of inspection and assessment for DM-450A vacuum coating equipment