TY  - GEN
ED  - BRITISH STANDARDS INSTITUTITON
TI  - BS 970 : Pt. 4 : 1970 : Specification for wrought steels in the form of blooms, billets, bars and forgings : stainless, heat resisting and valve steels
PY  - 1970///
CY  - London
PB  - British Standards Institution
N1  - STD274
ER  -