Welded steel pipe: Pombi yesimbi ine musono pamusoro petambo yesimbi kana simbi ndiro yakagonya nekuremara kuita denderedzwa kana kuti square shape.Rusvingo rwemukati rwepombi yakashongedzwa ine welding mbabvu.Zvigadzirwa zvikuru zvinosanganisira: ERW simbi pombi, LSAW simbi pombi uye SSAW simbi pombi.Simbi pombi imhando yesimbi refu isina mhango, iyo inoshandiswa senzira yekufambisa mvura, semafuta, gasi rechisikigo, mvura, gasi, chiutsi, nezvimwe.