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BS 2L 83:1971

Отменен
Specification for forging stock, bars, extruded sections and forgings of aluminium-copper-nickel-magnesium-iron-silicon alloy (solution treated and precipitation treated) (Cu 2, Ni 1, Mg 1, Si 0.9, Fe 0.9) — 8 стр.
ICS
49.025.20 Aluminium / Алюминий