Specification for iron and steel for colliery cage suspension gear, tub & mine car drawgear and couplings and rope sockets.. 1.5 per cent manganese steel castings for mine car couplers.
STANDARD published on 19.2.1957
Designation standards: BS 2772-3:1957
Note: WITHDRAWN
Publication date standards: 19.2.1957
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS