BS L 172:1989 : Title: Specification for extruded, rolled or cast forging stock of aluminium-zinc-magnesium-manganese-copper alloy (for manufacture of forgings to BS L 171) (Zn 5.7, Mg 2.7, Mn 0.5, Cu 0.5) (7014) Pages: 8 Year: Publisher: British Standards Institution Availability: Within 1-2 working days
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