Yiziphi izimakethe ezintathu ezinkulu zemikhiqizo ye-tungsten carbide manje? Izingxenye ze-Hard alloy zithatha imakethe yezimoto, yezokwelapha, yamandla amasha, uyakholelwa? Ingabe uyazi? Ngicela ngikwethulele namuhla. Isetshenziswa kakhulu emkhakheni wezimoto. Ngemuva kokubumba, i-sintering, insimbi noma i-alloy pow...
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