BRITISH STANDARDS INSTITUTION
SPEICFICATION FOR FUSION WELDED PRESSURE VESSELS FOR USE IN THE CHEMICAL PETROLE - LONDON B.S.I 1965 - 29X21
660.283 B862
SPEICFICATION FOR FUSION WELDED PRESSURE VESSELS FOR USE IN THE CHEMICAL PETROLE - LONDON B.S.I 1965 - 29X21
660.283 B862