Kev tsim cov yeeb nkab hlau tau pib txij li thaum xyoo 1800. Thaum xub thawj, cov yeeb nkab tau tsim los ntawm tes - los ntawm kev ua kom sov, khoov, lapping, thiab hammering cov npoo ua ke. Cov txheej txheem tsim cov yeeb nkab tsis siv neeg thawj zaug tau qhia hauv xyoo 1812 hauv tebchaws Askiv. Cov txheej txheem tsim khoom tau txhim kho tas li txij li lub sijhawm ntawd. Qee cov txheej txheem tsim cov yeeb nkab nrov tau piav qhia hauv qab no.
Kev vuam voj voog
Kev siv txoj kev vuam lap los tsim cov yeeb nkab tau qhia txog thaum ntxov xyoo 1920. Txawm hais tias txoj kev no tsis siv lawm, qee cov yeeb nkab uas tau tsim los ntawm kev siv cov txheej txheem vuam lap tseem siv niaj hnub no.
Hauv cov txheej txheem vuam hlau, cov hlau raug cua sov hauv lub cub tawg thiab tom qab ntawd dov ua lub tog raj kheej. Cov npoo ntawm lub phaj hlau ces raug "scarfed". Scarfing suav nrog kev npog sab hauv ntawm lub phaj hlau, thiab ntug tapered ntawm sab nraud ntawm lub phaj. Tom qab ntawd cov xov hlau raug vuam siv lub pob vuam, thiab cov yeeb nkab cua sov tau hla ntawm cov rollers uas yuam cov xov hlau ua ke los tsim kev sib txuas.
Cov vuam uas tsim los ntawm kev vuam lap tsis txhim khu kev qha li cov uas tsim los ntawm kev siv cov txheej txheem niaj hnub no. Lub Koom Haum Asmeskas ntawm Cov Kws Ua Haujlwm Tshuab (ASME) tau tsim ib qho kev sib npaug rau kev xam qhov kev tso cai ua haujlwm siab ntawm cov yeeb nkab, raws li hom kev tsim khoom. Cov kev sib npaug no suav nrog ib qho hloov pauv hu ua "kev sib koom ua ke", uas yog raws li hom kev sib txuas siv los tsim cov kab sib txuas ntawm cov yeeb nkab. Cov yeeb nkab tsis muaj qhov sib koom ua ke ntawm 1.0 Cov yeeb nkab welded lap muaj qhov sib koom ua ke ntawm 0.6.
Hluav Taws Xob Tiv Thaiv Welded Yeeb Nkab
Cov yeeb nkab uas siv hluav taws xob vuam (ERW) yog tsim los ntawm kev ua kom txias ib daim hlau ua ib lub cylindrical. Tom qab ntawd, cov hluav taws xob raug xa mus rau ntawm ob sab ntawm cov hlau kom cua sov cov hlau mus rau qhov chaw uas cov npoo raug yuam ua ke los ua ib qho kev sib txuas yam tsis tas siv cov khoom siv vuam. Thaum xub thawj, cov txheej txheem tsim khoom no siv cov hluav taws xob AC zaus qis los cua sov cov npoo. Cov txheej txheem zaus qis no tau siv los ntawm xyoo 1920 txog xyoo 1970. Xyoo 1970, cov txheej txheem zaus qis tau hloov los ntawm cov txheej txheem zaus siab ERW uas tsim cov vuam zoo dua.
Raws li lub sijhawm dhau los, cov vuam ntawm cov yeeb nkab ERW zaus qis tau pom tias muaj kev cuam tshuam rau kev xeb ntawm cov leeg, cov kab nrib pleb, thiab kev sib txuas tsis zoo ntawm cov leeg, yog li cov ERW zaus qis tsis siv los tsim cov yeeb nkab lawm. Cov txheej txheem zaus siab tseem siv los tsim cov yeeb nkab rau kev siv hauv kev tsim cov kav dej tshiab.
Hluav Taws Xob Flash Welded Yeeb Nkab
Cov yeeb nkab uas siv hluav taws xob welded tau tsim tawm xyoo 1927. Kev vuam hluv tau ua tiav los ntawm kev ua ib daim hlau ua ib lub cylindrical. Cov npoo tau raug cua sov kom txog thaum semi-molten, tom qab ntawd raug yuam ua ke kom txog thaum cov hlau molten raug thawb tawm ntawm qhov sib koom ua ke thiab tsim ib lub hlaws. Ib yam li cov yeeb nkab ERW zaus qis, cov seams ntawm cov yeeb nkab welded hluv yooj yim rau xeb thiab hook tawg, tab sis tsawg dua li cov yeeb nkab ERW. Hom yeeb nkab no kuj yooj yim rau kev puas tsuaj vim muaj cov qhov nyuaj hauv cov hlau phaj. Vim tias feem ntau ntawm cov yeeb nkab welded hluv tau tsim los ntawm ib tus neeg tsim khoom, nws ntseeg tias cov qhov nyuaj no tshwm sim vim yog kev tua cov hlau tsis raug cai thaum lub sijhawm tsim khoom siv los ntawm tus neeg tsim khoom ntawd. Kev vuam hluv tsis siv los tsim cov yeeb nkab lawm.
Ob Chav Submerged Arc Welded (DSAW) Yeeb Nkab
Zoo ib yam li lwm cov txheej txheem tsim cov yeeb nkab, kev tsim cov yeeb nkab Ob Chav Submerged Arc Welded suav nrog thawj zaug tsim cov phaj hlau rau hauv cov duab cylindrical. Cov npoo ntawm cov phaj dov tau tsim kom cov kab V-zoo li tus qauv tau tsim rau ntawm sab hauv thiab sab nraud ntawm qhov chaw ntawm cov seam. Cov yeeb nkab seam ces raug welded los ntawm ib qho kev hla ntawm lub arc welder rau ntawm sab hauv thiab sab nraud (yog li ntawd ob chav submerged). Lub vuam arc raug submerged nyob rau hauv flux.
Qhov zoo ntawm cov txheej txheem no yog tias cov welds nkag mus rau 100% ntawm phab ntsa yeeb nkab thiab tsim kom muaj kev sib txuas zoo heev ntawm cov khoom siv yeeb nkab.
Cov Yeeb Nkab Seamless
Cov yeeb nkab tsis muaj qhov txuas tau tsim tawm txij li xyoo 1800. Txawm hais tias cov txheej txheem tau hloov zuj zus, qee yam tseem zoo li qub. Cov yeeb nkab tsis muaj qhov txuas yog tsim los ntawm kev tho lub hlau kub nrog lub mandrel. Cov hlau hollowed yog dov thiab ncab kom ua tiav qhov ntev thiab txoj kab uas hla xav tau. Qhov zoo tshaj plaws ntawm cov yeeb nkab tsis muaj qhov txuas yog tshem tawm cov qhov tsis zoo uas cuam tshuam nrog cov xov; txawm li cas los xij, tus nqi ntawm kev tsim khoom yog ntau dua.
Cov yeeb nkab seamless thaum ntxov muaj qhov tsis zoo uas tshwm sim los ntawm cov khoom tsis huv hauv cov hlau. Thaum cov txheej txheem ua hlau tau zoo dua, cov qhov tsis zoo no tau txo qis, tab sis lawv tseem tsis tau raug tshem tawm tag nrho. Txawm hais tias nws zoo li cov yeeb nkab seamless yuav zoo dua li cov yeeb nkab uas tau tsim, seam-welded, lub peev xwm los txhim kho cov yam ntxwv xav tau hauv cov yeeb nkab yog txwv. Vim li no, cov yeeb nkab seamless tam sim no muaj nyob rau hauv qib qis dua thiab phab ntsa tuab dua li cov yeeb nkab welded.
Jindalai Steel Group yog ib lub tuam txhab tshwj xeeb hauv kev tsim cov kav dej ERW (Electric Resistance Welded) thiab SSAW (Spiral Submerged Arc welded) uas siv thev naus laus zis siab heev. Peb lub tuam txhab muaj lub tshuab vuam hlau ncaj uas muaj qhov loj φ610 mm thiab lub tshuab vuam hlau φ3048mm. Tsis tas li ntawd, ntxiv rau cov chaw tsim khoom ERW thiab SSAW, peb muaj peb lub chaw tsim khoom sib txuas rau LSAW thiab SMLS thoob plaws Suav teb.
Yog tias koj yuav tsum yuav cov kav dej sai sai no, thov kom peb muab tus nqi rau koj. Peb yuav muab ib qho uas yuav tau cov khoom koj xav tau sai sai. Xa koj cov lus nug thiab peb yuav zoo siab los sab laj nrog koj.
Peb Jindalai Steel Group yog cov chaw tsim khoom, xa tawm, tuav cov khoom lag luam thiab cov neeg muab khoom ntawm cov yeeb nkab hlau zoo. Peb muaj cov neeg siv khoom los ntawm Thane, Mexico, Qaib ntxhw, Pakistan, Oman, Ixayees, Egypt, Arab, Nyab Laj, Myanmar. Xa koj cov lus nug thiab peb yuav zoo siab los sab laj nrog koj.
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Lub sijhawm tshaj tawm: Lub Kaum Ob Hlis-19-2022
