Design and construction, dimensional requirements, methods of test, service conditions and rating of single-phase, mains frequency resistance welding water-cooled transformers for multiple-head welding machines and for portable spot welding guns.
BS 4819:1972
Original price was: $264.16.$132.00Current price is: $132.00.
Specification for resistance welding water-cooled transformers of the press-package and portable types
BSI Group , 01/31/1989
