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Jewelers are shunning pricey gold and embracing cheaper metals like tungsten, cobalt, even stainless steel for making items like wedding bands. NEW YORK (CNNMoney) -- Forget about sentimentality ...
Wear Parts. A large percentage of tungsten carbide is used in wear part applications, ranging from ballpoint pen balls to industrial dies, punches, and hot rolls for steel mills.
Bjoern Wylezich / Shutterstock. Tungsten (W) was one of the first alloying elements to be used methodically—as early as the mid-19 th century—to enhance the properties of steel. One of the most ...
Before the war almost all the pure tungsten powder was supplied by Germany, whilst ferro-tungsten was manufactured in France and, on a small scale, in this country.
Carrock mine produced vital tungsten but was in the hands of Germany until the eve of the war It was the new miracle metal. It more than doubled the efficiency of steel armour. It did the same for ...