Mapaipi eLSAW ane simbi yakasungirirwa kwenguva refu. Mapaipi eLSAW ane musono wekubatanidza wakaenzana nepaipi yesimbi, uye zvinhu zvakagadzirwa nesimbi, saka ukobvu hwemadziro emapaipi eLSAW hunogona kurema zvakanyanya semuenzaniso 50mm, nepo dhayamita yekunze ichigumira pa1420mm zvakanyanya. Mapaipi eLSAW ane mukana wekuita zviri nyore, kushanda zvakanaka kwekugadzira, uye mutengo wakaderera.
Pombi yeDSAW yakanyudzwa mumvura kaviri (Double Submerged Arc Welded (DSAW)) imhando yepombi yesimbi inomonereka yakagadzirwa nesimbi coil sezvinhu zvisina kugadzirwa, inowanzo shandiswa pakudzikisa mvura uye inomonererwa ne automatic double-sided submerged arc welding process. Saka kureba kwepombi yeDSAW kunogona kuva mamita makumi mana nepo kureba kwepombi yeLSAW kuri mamita gumi nemaviri chete. Asi ukobvu hwemadziro epombi dzeDSAW hunogona kuva 25.4mm chete nekuda kwekuganhurirwa kwehot rolled coils.
Chinhu chinoshamisa chepaipi yesimbi inotenderera ndechekuti dhayamita yekunze inogona kugadzirwa yakakura kwazvo, Cangzhou Spiral Steel Pipes Group Co.ltd inogona kugadzira mapaipi makuru ane dhayamita yekunze inosvika 3500mm. Munguva yekugadzira, coil yesimbi inokanganiswa zvakaenzana, kushushikana kwasara kudiki, uye pamusoro hapakwekwe. Pombi yesimbi inotenderera ine kuchinjika kukuru muhukuru hwedhayamita nehukuru hwemadziro, kunyanya mukugadzirwa kwepombi yehukuru hwepamusoro, ukobvu hwemadziro makuru, uye dhayamita diki ine ukobvu hwemadziro makuru, izvo zvine zvakanakira zvisingaenzaniswi pane mamwe maitiro. Inogona kusangana nezvinodiwa nevashandisi mune zvinodiwa zvepombi yesimbi inotenderera. Maitiro epamusoro ekugadzira arc welding ane mativi maviri anogona kuita welding panzvimbo yakanakisisa, izvo zvisiri nyore kuva nezvikanganiso zvakaita sekukanganisa, kutsauka kwewelding uye kupinda zvisina kukwana, uye zviri nyore kudzora kunaka kwewelding. Zvisinei, kana tichienzanisa nepaipi yemusono yakatwasuka ine urefu hwakafanana, urefu hweweld hunowedzera ne30 ~ 100%, uye kumhanya kwekugadzira kwakaderera.
Nguva yekutumira: Mbudzi-14-2022