ERW kuwotcherera kuzungulira mapaipi amatchedwanso ngati Electric Resistance Welded Pipes. Mtundu uwu wa mipope zitsulo ndi machubu chimagwiritsidwa ntchito m'madera osiyanasiyana monga zolinga zomangamanga, mipanda, scaffolding, mipope mzere etc. ERW zitsulo mipope ndi chubu zilipo makhalidwe osiyanasiyana, makulidwe a khoma, ndi ma diameter a mapaipi omalizidwa.
