LSAW steel yeeb nkab thiab ERW steel yeeb nkab yog ob qho tib si longitudinally welded steel yeeb nkab khoom, tab sis lawv cov txheej txheem tsim muaj qhov sib txawv. LSAW steel yeeb nkab feem ntau yog tsim los ntawm steel phaj los ntawm kev sib sau thiab submerged arc vuam, thaum ERW steel yeeb nkab txuas ntxiv tsim los ntawm steel kauj los ntawm siab - zaus kuj welding. Cov kev sib txawv no cuam tshuam rau cov cuab yeej tsim khoom, tsim txoj hauv kev, vuam yam ntxwv, kev tswj qhov ntev, kev ua haujlwm ntau lawm, thiab qhov tsim nyog loj ntawm cov yeeb nkab steel tiav. Kev nkag siab txog cov txheej txheem no yog qhov tseem ceeb rau cov engineers, cov neeg cog lus, thiab cov neeg yuav khoom xaiv cov yeeb nkab steel rau kev lag luam thiab kev tsim kho vaj tse.
Dab tsi Raw Khoom Siv rau LSAW thiab ERW Steel Pipe?
Cov txheej txheem tsim khoom pib nrog cov khoom sib txawv. LSAW steel yeeb nkab feem ntau siv kub - dov steel phaj, tshwj xeeb tshaj yog thaum loj sab nraud diameters los yog hnyav phab ntsa thickness yuav tsum tau. Ua ntej tsim, lub phaj raug tshuaj xyuas rau qhov chaw nyob, qhov ntev, kev txheeb xyuas cov khoom, thiab qhov tsis xws luag. Kev tshuaj xyuas ultrasonic yuav ua tau los txheeb xyuas cov laminations lossis lwm yam kev cuam tshuam sab hauv ua ntej lub phaj nkag mus rau hauv txoj kab tsim.
ERW steel yeeb nkab feem ntau pib nrog steel kauj lossis sawb. Lub kauj yog uncoiled, leveled, thiab tsis tu ncua pub rau hauv txoj kab sib sau. Vim tias cov khoom siv raw khoom tau muab rau hauv ib txoj hlua txuas txuas ntxiv, ERW ntau lawm tuaj yeem ua haujlwm ntawm kev kub ceev thiab tshwj xeeb tshaj yog tsim rau kev tsim cov khoom loj ntawm cov yeeb nkab steel.
Qhov sib txawv ntawm cov khoom siv raw no yog ib qho ntawm cov laj thawj tseem ceeb vim li cas LSAW yog dav siv rau txoj kab uas hla loj steel yeeb nkab, thaum ERW muaj txiaj ntsig zoo nyob rau hauv qhov me me thiab nruab nrab txoj kab uas hla ntau lawm.
Cov txheej txheem sib txawv li cas?
Cov theem tsim ntawm LSAW thiab ERW steel yeeb nkab yog txawv kiag li. Nyob rau hauv LSAW ntau lawm, ib tug ca steel phaj yuav tsum xub hloov mus rau hauv ib tug cylindrical yeeb nkab. Cov txheej txheem JCOE yog ib txoj hauv kev uas siv ntau txoj hauv kev. Lub phaj yog maj mam nias rau hauv J duab, tom qab ntawd C duab, thiab thaum kawg yog O duab. Cov kauj ruam no -los ntawm- cov txheej txheem tsim cov txheej txheem tso cai rau ntau yam ntawm cov yeeb nkab diameters thiab phab ntsa thicknesses los ntawm steel phaj.
Tom qab O txoj kev, lub phaj npoo yog nyob ze rau ib leeg los tsim cov longitudinal sib koom. Nyob ntawm cov kab ntau lawm, ua ntej- vuam yog tom qab ntawd ua kom ruaj khov ntawm cov yeeb nkab zoo ua ntej vuam kawg.
ERW ntau lawm siv ntau qhov txuas ntxiv - dhau txoj kev tsim. Cov kab hlau hla dhau los ntawm cov txheej txheem ntawm cov yob uas maj mam hloov lub tiaj tiaj tiaj mus rau hauv ib ncig -section. Ob lub npoo raug coj los ua ke ntawm qhov chaw vuam, qhov siab - zaus hluav taws xob tam sim no heats cov npoo thiab siab koom nrog lawv.
Yog li ntawd, LSAW forming feem ntau yog txheej txheem phaj nias, thaum ERW forming yog ib qho txuas txuas ntxiv - txheej txheem txheej txheem.
Qhov txawv ntawm LSAW thiab ERW Vuam yog dab tsi?
Lub vuam theem sawv cev rau lwm qhov sib txawv loj. LSAW steel yeeb nkab siv submerged arc vuam, feem ntau cuam tshuam nrog vuam ntawm sab hauv thiab sab nraud ntawm txoj hlua ntev. Lub vuam arc yog tiv thaiv los ntawm ib txheej ntawm granular flux, uas muab kev ruaj ntseg vuam tej yam kev mob thiab tso cai rau cov txheej txheem yuav siv tau zoo nrog kuj tuab steel phaj.
Tom qab ua ntej- vuam, sab hauv thiab sab nraud submerged arc vuam yog ua raws li cov txheej txheem vuam yuav tsum tau ua. Ntau -wire welding tshuab tuaj yeem siv rau ntawm qee cov kab ntau lawm los txhim kho vuam kev ua tau zoo thaum tuav tswj cov vuam nkag thiab cua sov.
ERW steel yeeb nkab siv siab - zaus kuj vuam. Tsis zoo li submerged arc vuam, cov txheej txheem feem ntau tsis siv cov vuam hlau cais lossis flux. High- zaus hluav taws xob tam sim no heats cov npoo ntawm steel sawb, thiab siab coj cov rhuab npoo ua ke los tsim cov longitudinal weld.
Raws li qhov tshwm sim, LSAW thiab ERW siv cov txheej txheem vuam sib txawv. LSAW tso siab rau submerged arc fusion vuam, thaum ERW cia siab rau hluav taws xob tiv thaiv cua sov thiab kev sib koom siab.
Vim li cas LSAW Yuav Tsum Muaj Kev nthuav dav thiab ERW feem ntau tsis?
Tom qab welding, LSAW steel yeeb nkab tej zaum yuav undergo mechanical diameter expansion. Cov txheej txheem no kho qhov kawg sab nraud txoj kab uas hla thiab txhim kho qhov tseeb qhov tseeb thiab roundness. Hauv JCOE ntau lawm, cov yeeb nkab yog tsim los ntawm kev ua haujlwm ntawm cov xovxwm, yog li kev nthuav dav ntxiv thiab kev ncaj ncaj tuaj yeem pab ua tiav qhov kawg geometry.
ERW steel yeeb nkab yog tsim tsis tu ncua los ntawm precision forming yob, yog li cov yeeb nkab feem ntau ua tiav nws txoj kab uas hla thaum lub sij hawm tsim cov txheej txheem. Nyob ntawm cov kab ntau lawm thiab cov khoom yuav tsum tau, sizing yob thiab lwm yam khoom tiav yog siv los tswj qhov kawg qhov ntev.
Qhov sib txawv no qhia txog lub tswv yim tsim tawm ntawm ob txheej txheem: LSAW tsim ib tus neeg hlau phaj rau hauv cov yeeb nkab thiab tom qab ntawd zoo -tunes nws cov geometry, thaum ERW tsis tu ncua cov ntaub ntawv thiab qhov loj ntawm lub sawb thaum nws txav los ntawm cov kab ntau lawm.
Cov txheej txheem ntau lawm txawv li cas hauv kev tshuaj xyuas?
Kev tshuaj xyuas zoo tau muab tso rau hauv ob qho tib si cov txheej txheem tsim khoom, tab sis kev tshuaj xyuas tsom mus rau lawv cov yam ntxwv sib txawv. LSAW ntau lawm feem ntau suav nrog kev tshuaj xyuas cov phaj nyoos, kev tshuaj xyuas vuam seam, kev tshuaj xyuas qhov ntev, kev sim hydrostatic, thiab kev kuaj zaum kawg tsis muaj kev puas tsuaj. Kev kuaj ultrasonic thiab kuaj hluav taws xob tuaj yeem siv tau raws li cov qauv siv tau thiab qhov yuav tsum tau ua.
ERW ntau lawm tuaj yeem suav nrog kev tshuaj xyuas online vim tias cov txheej txheem tsim khoom txuas ntxiv mus. Siab - zaus vuam tsis, weld zoo, qhov tseeb qhov tseeb, thiab qhov chaw saum npoo tuaj yeem saib xyuas thaum tsim khoom. Kev kuaj ultrasonic ntxiv, kuaj hydrostatic, kuaj txhua yam, thiab kev soj ntsuam zaum kawg tuaj yeem ua raws li qhov xav tau tshwj xeeb.
Cov lus hauv qab no qhia txog qhov sib txawv ntawm kev tsim khoom loj:
| Qib ntau lawm | LSAW steel yeeb nkab | ERW steel yeeb nkab |
|---|---|---|
| Raw Khoom | Hlau phaj | Hlau coil los yog sawb |
| Kev npaj khoom siv | Phaj tshuaj xyuas, txiav thiab ntug kev npaj | Uncoiling, leveling thiab strip npaj |
| tsim | JCOE lossis lwm yam txheej txheem ua phaj | Nruam yob txoj kev |
| Vuam | Submerged Arc Vuam | High Frequency Resistance Vuam |
| Vuam khoom | Vuam hlau thiab flux nquag siv | Tsis muaj pa welding hlau lossis flux |
| Weld Qhov chaw | Longitudinal seam | Longitudinal seam |
| Txoj kab uas hla | Kev tsim ua raws li qhov loj me lossis nthuav dav | Nruam yob qhov loj me |
| Hom kev tsim khoom | Batch los yog tus kheej cov yeeb nkab ntau lawm | Kev tsim khoom tsis tu ncua |
| Hom Lub Zog | Haum rau txoj kab uas hla loj thiab cov phab ntsa hnyav | Ua haujlwm zoo rau cov khoom lag luam me me thiab nruab nrab txoj kab uas hla |
| Tej kev siv | Transmission pipelines, dej tej yaam num, piling thiab infrastructure | Kev thauj mus los, kev tsim kho thiab kev tsim vaj tsev dav dav |
Cov txheej txheem tsim khoom twg yog qhov ua tau zoo dua?
ERW feem ntau muaj ntau dua qhov ceev vim tias cov txheej txheem txuas ntxiv mus. Hlau coil tuaj yeem txuas ntxiv mus rau hauv txoj kev sib sau thiab vuam kab, tso cai rau siab - ntim ntau lawm nrog rau kev ua haujlwm luv luv. Qhov no ua rau ERW tshwj xeeb tshaj yog thaum cov neeg siv khoom xav tau ntau ntawm cov txheej txheem steel yeeb nkab.
Kev tsim khoom ntawm LSAW muaj kev koom tes ntau dua vim tias txhua lub phaj hlau dhau los ntawm ntau tus neeg ua haujlwm, suav nrog kev npaj, tsim, ua ntej- vuam, submerged arc vuam, nthuav dav lossis qhov loj me, kuaj, thiab ua tiav. Txawm li cas los xij, qhov zoo ntawm cov txheej txheem no yog qhov yooj yim dua hauv kev tsim cov kab loj loj thiab cov phab ntsa hnyav steel yeeb nkab.
Yog li ntawd, ntau lawm ceev ib leeg yuav tsum tsis txhob txiav txim seb cov txheej txheem twg zoo dua. ERW hais txog kev ua haujlwm tas mus li thiab ua haujlwm tau zoo, thaum LSAW hais txog qhov loj - qhov muaj peev xwm loj thiab hloov tau yooj yim hauv cov ntawv thov hnyav -.
Ob txoj kev cuam tshuam li cas rau cov yeeb nkab kawg?
Txoj kev tsim khoom muaj kev sib raug zoo nrog cov yam ntxwv kawg ntawm cov yeeb nkab steel. LSAW ntau lawm tuaj yeem ua kom haum cov phaj loj loj thiab yog li tsim nyog rau txoj kab uas hla loj steel yeeb nkab nrog cov phab ntsa tuab heev. Cov txheej txheem tswj kev tsim thiab submerged arc vuam txheej txheem yog dav siv rau kev thov cov raj xa dej thiab cov qauv siv.
ERW ntau lawm muab siab qhov sib xws thiab kev tsim khoom. Niaj hnub nimno HFW thiab ERW cov kab ntau lawm tuaj yeem ua ke nrog kev tswj cov vuam vuam, qhov loj me, kev tshuaj xyuas online, thiab kev kho cua sov raws li cov khoom xav tau.
Ntawm Huayang Steel Pipe, ERW steel yeeb nkab npog diameters ntawm Φ48 txog Φ660.4 hli, nrog phab ntsa thicknesses ntawm 2.0 mus rau 22 hli thiab ntev ntawm 6 mus rau 27 m. LSAW steel yeeb nkab npog Φ406.4 rau Φ2,800 hli, nrog phab ntsa thicknesses ntawm 7 mus rau 50 hli thiab ntev ntawm 6 mus rau 12.5 m. Cov kab no qhia tau hais tias yuav ua li cas ob lub thev naus laus zis ntau lawm ntxiv rau ib leeg es tsis yog hloov ib leeg ncaj qha.
Yuav Ua Li Cas Cov Neeg Yuav Tsum Xaiv Ntawm LSAW thiab ERW Production?
Qhov kev xaiv yuav tsum pib nrog qhov tshwj xeeb engineering. Yog hais tias ib qhov project yuav tsum muaj txoj kab uas hla loj, hnyav phab ntsa thickness, siab structural lub zog, los yog tshwj xeeb pipeline kev ua tau zoo, LSAW steel yeeb nkab tej zaum yuav tsim nyog. Yog tias qhov project xav tau kev ua haujlwm siab, qhov ntev zoo ib yam, thiab ntau qhov me me lossis nruab nrab txoj kab uas hla steel yeeb nkab, ERW tuaj yeem yog qhov kev daws teeb meem zoo.
Cov txheej txheem tsim khoom yuav tsum tau ua raws li qib steel uas xav tau, tus qauv, qib tshuaj ntsuam xyuas, ntsuas qhov xav tau, txheej txheej txheej, thiab kev pabcuam. API 5L, ASTM, EN, GB / T, GOST, thiab lwm yam qauv yuav qhia kom meej cov kev cai sib txawv rau cov khoom siv, vuam, kuaj, thiab qhov ntev ntev.
Kev nkag siab txog li cas LSAW thiab ERW steel yeeb nkab tau tsim los ua rau cov neeg yuav khoom muaj kev ntseeg siab dua rau kev ntsuas cov khoom zoo thiab cov khoom muaj peev xwm. Tsis yog qhov sib piv tsuas yog cov yeeb nkab tiav lawm, nws yog ib qho tseem ceeb uas yuav tsum xav txog kev ua tiav cov txheej txheem los ntawm kev npaj cov khoom siv raw thiab kev sib sau rau vuam, tshuaj xyuas, kuaj, thiab xa khoom zaum kawg.
Nyeem ntxiv:
Dab tsi yog qhov txawv ntawm LSAW Steel Yeeb Nkab Thiab ERW Steel Yeeb Nkab?
