Mapaipi esimbi akasungirirwa akakamurwa kuita:
Kuramba Kwemagetsi Welded Pipe(ERW),Pipe yeSimbi Yekutenderera(SSAW),Longitudinal Arc Welded Pipe(LSAW)
Saizi:
①ERW Simbi Pombi:
OD: 21.3mm ~ 660mm; Huremu: 1mm ~ 17.5mm; HUREFU: 0.5mtr ~ 22mtr
②LSAW Pipe yeSimbi:
OD: 406mm ~ 1422 mm;Huremu: 6.4mm ~ 44.5mm;HUREFU: 5mtr ~ 12mtr
③SSAW Simbi Pombi:
OD:219.1mm ~ 3500mm; Huremu: 6mm ~ 25mm (Kusvika 1'');HUREFU: 6mtr ~ 18mtr, SRL, DRL
Standard & Giredhi:
ASTM A53, Giredhi A/B/C, API 5L, PSL1, PSL2, GR.B/X42-X80, ASTM A795, ASTM A135, ASTM A252, GR.1/2/3, AWWA C200
▇ ▍ Tsananguro
Pombi yesimbi yakasungirirwa inogadzirwa uchishandisa mapurati esimbi akatsetseka kana zvidimbu zvesimbi, uye maitiro ayo ekugadzira anogadzira misono mumuviri wayo. Kunyanya, kana mapaipi esimbi akasungirirwa agadzirwa, ndiro yesimbi kana strip inokotamiswa uye inozobatanidzwa kuita chimiro chepombi yakatenderera, yechinyakare kana chimiro chesikweya. Pombi yeLSAW, pombi yeSSAW uye pombi yeERW zvese mapaipi esimbi akasungirirwa uye anorongwa zvichienderana nenzira yekusungirirwa. Semuenzaniso, pombi yeLSAW inosungirirwa kwenguva refu, uye pombi yeSSAW inosungirirwa nespiral. Pombi yeERW inosungirirwa nemagetsi, izvo zvinoita kuti pave nemusono unofamba wakaenzana nemuviri wepombi.
▇ ▍ERW Steel Pipe
Mapaipi akasungirirwa ane mafrequency akawandisa anowanzova akatsemuka, asi mapaipi esimbi akatsemuka haana mafrequency akawandisa. Pombi yesimbi yakatsemuka ine mafrequency akawandisa inoumbwa neganda uye mhedzisiro yemagetsi yakatsemuka mushure mekunge plate ye coil yakaputirwa nemoto yagadzirwa nemuchina wekuumba, uye mupendero wepaburi repaburi rinopisa nekunyunguduka, uye welding yekumanikidza inoitwa pasi pechiito che pressing roller kuti ibudise kugadzirwa. Pombi yesimbi yakatsemuka ine mafrequency akawandisa yakasiyana nemaitiro akajairwa e welding pombi. Weld yakagadzirwa nezvinhu zvepasi zvemuviri wesimbi, uye simba remuchina riri nani pane re general welded pombi. Pamusoro payo pakapfava, pakanyatsojeka, pamutengo wakaderera, uye ine urefu hwakaderera hwe weld seam, izvo zvinobatsira pakuputira kwe 3PE anti-corrosion coating.
▇ ▍Pipe yeSimbi yeLSAW
Kusungirirwa kwesimbi yakanyungudutswa kwenguva refu kunogadzirwa nekushandisa ndiro imwe chete iri pakati nepakati uye yakakora sezvinhu zvakabikwa, kudzvanya (kumonera) ndiro yesimbi muforoma kana muchina wekugadzira kuita chubhu isina chinhu, uchishandisa kusungirirwa kwesimbi yakanyungudutswa mativi maviri, uye kuwedzera dhayamita. Huwandu hwekudya kweplate yesimbi hunogona kugadziriswa otomatiki zvichienderana nemhando dzakasiyana dzesimbi, ukobvu hwemadziro, uye upamhi hweplate. Panguva imwe chete, basa rekugadzirisa deformation rinodzivirira zvinobudirira migumisiro yakaipa yekushanduka kwemoura pakuumbwa uye rinovimbisa kuti hurefu hwese hweplate yesimbi panguva yekudzvanya. Danho rekudya rakafanana panguva yekuumbwa, richivimbisa kuti chubhu isina chinhu yakatenderera uye kuti mupendero we welding wakatsetseka. Chigadzirwa chakapedzwa chine zvakawanda zvakatsanangurwa, uye weld ine kusimba kwakanaka, plasticity, kufanana, uye kupfupika. Ine zvakanakira dhayamita hombe yepombi, ukobvu hwemadziro epombi, kuramba kwakanyanya kumanikidzwa, kuramba kupisa kwakaderera, uye kuramba kwakasimba kwengura.
▇ ▍SSAW Steel Pipe
Pombi yakasungirirwa inotenderera (SSAW pombi, inonziwo HSAW pombi). Pombi iyi inoumbwa netekinoroji yekushongedza arc inotenderera inotenderera. Mapombi akasungirirwa anotenderera anogadzirwa achishandisa mapurati akatetepa kana macoil anoputika anopisa, izvo zvinoderedza mari yekugadzira zvakanyanya. Mutsetse wekushongedza unotaridzika sehelix. Maitiro ekushongedza anotenderera anobvumira kugadzirwa kwemapombi ane dhayamita hombe akakodzera kutakura mafuta negesi akawanda. Mamwe mapombi eSSAW kare aingoshandiswa chete nekushandisa mafuta mashoma.
Nguva yekutumira: Gumiguru-16-2023