Vadivelu Comedy News
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Malleable Cast Iron
Malleable Cast Iron Inogoneka simbi yakakandwa isimbi chena yakakandwa.Iyo annealing kupisa kurapwa inoshandura iyo brittle chimiro seyekutanga kukandwa muchimiro chinogoneka.Naizvozvo, kuumbwa kwayo kwakafanana nesimbi chena yakakandwa, w...Verenga zvimwe