This standard specifies the integrity requirements and inspection and evaluation methods of H58 impregnation equipment. This standard applies to all models of vacuum impregnation equipment in the H58 series, and other vacuum impregnation equipment can also be implemented with reference.
SJ/T 31230-1994 history
1970SJ/T 31230-1994 Requirements of readiness and methods of inspection and assessment for H58 vacuum impregnating devices