Kwinkqubo yokuvelisa i-welding yensimbi, kuya kubakho ukuvela kweziphene zetsimbi ukuba indlela ye-welding ayilunganga. Ezona ziphene zixhaphake kakhulu kukuqhekeka okutshisayo, ukuqhekeka okubandayo, ukukrazuka kwe-lamellar, ukungabikho kokudibanisa kunye nokungena okungaphelelanga, i-stomata kunye ne-slag. Ukuqhekeka okushushu. Iveliswa ngexesha...
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