General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB 50056-1993
Replace
GBJ 56-1983
Scope
This code is applicable to the design of newly built electric arc furnaces, submerged arc furnaces, induction electric furnaces, induction heaters and resistance furnaces.
GB 50056-1993 history
1993GB 50056-1993 Code for design electrical equipment of electroheat installations