Izinzuzo: izinga elithile lobulukhuni, ukuguquguquka okuhle, ukunwebeka okuhle, ukumelana nokugqoka, ukumelana nokugqwala, isisindo esilula, ukucwebezela nombala omuhle. 1. Amafreyimu we-nickel alloy ephezulu: Okuqukethwe kwe-nickel kuphezulu njengokungu-80%, ikakhulukazi ama-alloys e-nickel-chromium, ama-manganese-nickel alloys, njll., i-high-nickel al...
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