https://alephindia.in/isi-product/aluminium-alloy-ingots-and-castings-is-617-1994.php
Aluminium and aluminium alloy ingots and castings will require manufacturers to obtain a license from the Bureau of Indian Standards in accordance with...
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https://www.aura.co.uk/
Aura Metals Ltd supplies high-quality Cu-based alloy ingots to the UK foundry market and master alloys to customers worldwide. As trusted ISO-certified...
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