Ukufudumala kuthetha inkqubo yokutshisa i-welds yonke okanye kwiindawo ze-weld phambi kwe-welding. Ingakumbi imathiriyeli elungileyo yokuwelda inqanaba lamandla aphezulu, ukuqina kokutyekela kwentsimbi, ukuhanjiswa kwe-thermal, ubukhulu be-welds enkulu, kwaye xa ubushushu bemozulu busezantsi kakhulu, indawo yokuwelda ihlala ifuna...
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