Specification for 4% nickel-chromium-molybdenum case-hardening steel (vacuum arc remelted) billets, bars, forgings and parts (1320-1520 MPa).
NORMA vydaná dňa 30.6.1976
Designation standards: BS S 156:1976
Publication date standards: 30.6.1976
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategória: Technické normy BS
ISBN: 0 580 09114 7 Status: Under Review