ISO/R 683-4:1970 Heat-treated steels, alloy steels and free-cutting steels -- Part 4: Wrought quenched and tempered steels with 1 % chromium and 0,2 % molybdenum and controlled sulphur content
Withdrawn in: 1987-03-01
Withdrawn by: TC 17
Replaced by: ISO 683-1:1987
Last updated on 2001-04-25
Copyright © ISO, 2001