BS L 174:1991 Specification for castings of aluminium-silicon-magnesium alloy, sand cast (solution treated and precipitation treated to an overaged (T7) condition)
Inspection and testing procedure, chemical composition, heat treatment and mechanical properties for sand castings of aluminium-silicon-magnesium alloys in an overaged (stabilized) condition.
BS L 174:1991 history
1991BS L 174:1991 Specification for castings of aluminium-silicon-magnesium alloy, sand cast (solution treated and precipitation treated to an overaged (T7) condition)