Welded waya mauna chimagwiritsidwa ntchito mafakitale, ulimi, zomangamanga, mayendedwe, migodi ndi mafakitale ena. Amagwiritsidwa ntchito kwambiri pomanga makoma akunja, kuthira konkriti, nyumba zokhalamo zazitali, ndi zina zambiri, ndipo amagwira ntchito yofunika kwambiri pamakina opangira mafuta.
Ntchito zina zachindunji: monga alonda a makina, mipanda ya ziweto, mipanda ya minda, mipanda ya mazenera, mipanda yodutsamo, makola a nkhuku, mabasiketi a mazira ndi mabasiketi a zakudya zamaofesi akunyumba, mabasiketi a mapepala ndi zokongoletsera.