erw tube
Imithombo ye-ERW (Electric Resistance Welded) iyaboqobo ukuzalisa kakhulu kwezimali zokwenza ngokokhona, ngokuhlanganisa ukulungiswa kwezimali nokwenza izindleko ezifanelekileyo. Le mithombo ukwenziwa ngemisebenzi engqokolela lapho imithwana yemali iyahlukiswa kusukela kweqile fomu yemithombo fakwe ngokugcina kwegolide ngokusebenzisa ukugcinwa kwegolide. Le misebenzi ikhiqiza ukugcinwa okuphelelwe engavunyelwa ngokudala, lapho kutholakala fomu eqile nezimali eziphumelelayo. Imithombo ye-ERW iyachazwa ngokulinganisa kwezindleko, ukumelelwa okuhle kwezifiso, nezimali eziphumelelayo ngokuphelele kwehla. Zinikezwa eminye imiswe, kusukela kwezindleko ezincane okufanele kwezokudla kuya kwezinhlanhla ezinkulu ezisebenziswako kubunzimeli nezimali zokusebenza. Le misebenzi yokwenza iyagcina ukulingana okuphelele kwezimali nezinto eziphumelelayo, lokhu kwenza le mithombo kube lula kusebenzisa lapho kudingeka ukulingana okuphelele. Le misebenzi yokugcina okubophelela kuyakhiqiza uhlanganiso olukhulu okungenzeka ukulindela izimo ezikhulu nezimo ezintsha, noma ukusebenzisa izindleko zokwenza ukugcina kakhulu kwezimali ngokuphelele kwezindleko ezinkulu.