KS740 (KS-740)
For ingots produced from primary metals, scrap and waste of non-ferrous metals and alloys, and intended for the production of engine pistons.
Classification
Chemical composition
Note: By agreement: Ti < 0.2% ; Zn < 0.3% ; Pb < 0.1% ; Sn < 0.05% ; OT < 1.0%