Standards
[CURRENT]
BS 2S 97+A3
BS 2S 97+A3
Specification for aircraft material. 2$9H per cent nickel-chromium-molybdenum steel (65/75 tonf/sq in: limiting ruling section 6 in)
Title (German)
Flugzeugmaterial. Spezifikation. 2$9H% Nickel-Chrom-Molybdaenstahl (65/75 tonf/sq in; hoechstzulaessiges Profil 6 Zoll)