Amaphutha ajwayele ukwenzeka endaweni ye-arc welding engaphansi kwamanzi ahlanganisa ama-pores, imifantu eshisayo, nama-undercuts. 1. Amabhamuza. Amabhamuza avela kakhulu phakathi nendawo yokushisela. Isizathu esiyinhloko ukuthi i-hydrogen isafihliwe ensimbi eshiselwe ngendlela yamabhamuza. Ngakho-ke, izinyathelo zokuqeda...
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