BS 2HR 51

BS 2HR 51 (Specification for high expansion heat-resisting steel billets, bars, forgings and parts (Ni 25.5, Cr 15, Ti 2, Mn 1.5, Mo 1.25, Si 0.7, V 0.3)(Solution treated at 980 °C))· B.S. (United Kingdom) · 1 materials