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Preeti Tripathi

Ssc & Railways
General Awareness
2 years ago

गनमेटल क्या है

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Abhishek Mishra

2 years ago

Gun metal, also known as red brass in the United States, is a type of bronze; an alloy of copper, tin and zinc. Proportions vary but 88% copper, 8–10% tin, and 2–4% zinc is an approximation. Originally used chiefly for making guns, it has largely been replaced by steel for that purpose

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