Mapaipi edu esimbi akasungwa anouya mumapombi anopinza, arc welded chubhu, Bundy chubhu uye resistance weld pombi, nezvimwe. Ane simba rakakwirira, kusimba kwakanaka, uye haadhure, kugadzira kwepamusoro kunoshanda kupfuura mapaipi asina musono, Mashandisirwo esimbi yakasungwa. pombi dzinonyanya kuuya mukutakurwa kwemvura, mafuta uye gasi.