Welded steel yeeb nkab
Koj tus kws tshaj lij Welded Steel Pipe Chaw tsim khoom
Gnee Steel Group yog cov khoom lag luam sib koom ua ke nrog rau steel phaj, coil, profile, sab nraum zoov toj roob hauv pes tsim thiab ua. Cov khoom muaj xws li: API 5L Kab Yeeb, Seamless Steel Yeeb Nkab, Welded Steel Yeeb Nkab, OCTG, Stainless Hlau Yeeb Nkab, Coated Steel Yeeb Nkab, Galvanized Steel Yeeb Nkab, Yeeb Nkab Fittings.
Vim li cas thiaj xaiv peb?
Kev paub nplua nuj
Gnee Steel Group tau tsim nyob rau hauv 2008, muaj 15 xyoo ntawm kev paub nyob rau hauv steel manufacturing.
Cov khoom siv dav
Lub tuam txhab cov khoom tseem ceeb muaj xws li: stainless hlau kav, stainless hlau daim hlau, stainless hlau yeeb nkab fittings, duplex stainless hlau, nickel-raws li alloys, thiab lwm yam.
Kev lag luam dav
Lub tuam txhab cov khoom raug xa tawm mus rau ntau dua 70 lub teb chaws thoob ntiaj teb, nrog rau tag nrho ntau dua 800 lub tuam txhab kev koom tes thoob ntiaj teb, suav nrog 15 lub tuam txhab tsim khoom, 143 engineering project tuam txhab, thiab 23 boiler machinery manufacturers.
Zoo Guaranteed
Gnee muaj ib tug nruj kev yuav khoom thiab pab neeg soj ntsuam zoo ua tib zoo xaiv cov ntaub ntawv zoo raw khoom; pab pawg tshawb fawb thiab thev naus laus zis txhim kho kev tsim khoom thiab txo cov nqi rau cov neeg siv khoom; ib tug zoo heev tsim thiab ua pab neeg siv zog rau kev ua tau zoo.
Luv luv qhia txog Welded Steel Pipe
Welded steel yeeb nkab yog tsim los siv lub tiaj tiaj steel phaj lossis steel sawb, thiab nws cov txheej txheem tsim khoom ua rau muaj kev sib khi ntawm nws lub cev. Tshwj xeeb tshaj yog, thaum welded steel yeeb nkab yog tsim, ib tug steel phaj los yog sawb yog khoov thiab tom qab welded mus rau hauv ib tug ncig, tsoos yeeb nkab duab los yog ib tug square.
Dab tsi yog qhov zoo ntawm Welded Steel Pipe?
Siab zog thiab kav ntev
Cov kav dej welded yog ua los ntawm cov khoom siv hlau zoo, uas tau ua tiav thiab welded los ntawm kev tswj xyuas nruj thiab ntsuas cov txheej txheem kom ntseeg tau tias muaj zog thiab kav ntev. Qhov no ua rau lawv haum rau kev thauj mus los ntev thiab ib puag ncig hnyav.
Corrosion Resistance
Welded kav feem ntau yog ua los ntawm austenitic stainless hlau, uas muaj zoo heev corrosion kuj zog. Qhov no ua rau lawv haum rau siv nyob rau hauv ib puag ncig uas corrosion yog ib qho kev txhawj xeeb, xws li roj thiab roj pipelines.
Yooj yim installation thiab tu
Welded kav yog ib qho yooj yim rau nruab thiab tswj vim lawv cov qauv tsim thiab kev tsim khoom. Lawv tuaj yeem txuas tau yooj yim thiab txiav tawm siv cov qauv fittings thiab cov khoom sib txuas, ua rau lawv haum rau kev kho sai thiab tu.
Lub neej ua haujlwm ntev
Cov kav dej welded feem ntau yog ua los ntawm cov khoom siv hlau zoo nrog lub neej ua haujlwm ntev, uas tuaj yeem txo cov nqi tu thiab txo qis sijhawm.
Kev nyab xeeb thiab kev ntseeg siab
Welded kav yog txhim khu kev qha thiab muaj kev nyab xeeb vim lawv txhim khu kev qha vuam tshuab thiab kev tswj kom zoo. Qhov no txo qhov kev pheej hmoo ntawm cov kav dej tsis ua haujlwm lossis cov dej xau, ua kom muaj kev nyab xeeb thiab txhim khu kev qha kev thauj mus los ntawm cov roj thiab roj.
Hom Welded Steel Yeeb Nkab
High Frequency Welded Steel Yeeb Nkab
Cov qauv tubular nrog cov tuab tuab, sab hauv thiab sab nraud burrs tsim los ntawm cov cuab yeej vuam, calibrated kom tsim nyog hauv online los ntawm kev tswj nruj ntawm kev ntsuas tsis muaj kev puas tsuaj ntawm vuam zoo. Nws muaj qib siab ntawm automation thiab cov nqi tsim khoom tsawg. Txawm li cas los xij, nws feem ntau muaj cov phab ntsa nyias nyias thiab txoj kab uas hla me me, feem ntau tsis tshaj phab ntsa thickness ntawm 12mm thiab txoj kab uas hla ntawm 610mm. Qhov no ua rau nws tshwj xeeb tshaj yog tsim rau kev tsim cov steel tube truss qauv.
LSAW Tube
Hom no suav nrog kev vuam nyob rau hauv cov xwm txheej zoo li qub, ua rau muaj qhov zoo ntawm cov vuam zoo nrog luv welds uas muaj qhov tsawg heev ntawm qhov tsis xws luag. Los ntawm kev nthuav dav tag nrho-ntev steel tubular qauv, meej sizing yog tiav nrog ntau yam ntawm cov yeeb nkab phab ntsa thicknesses thiab txoj kab uas hla. Txoj kab uas hla txuas mus txog 406-1829mm thiab phab ntsa thickness ntau ntawm 6.0-60mm. LSAW cov kav dej muaj cov qib siab ntawm automation thiab cov nqi tsim khoom qis dua piv rau seamless steel. Lawv feem ntau yog siv rau cov tsev, txuas hniav, dams, offshore platforms, steel bearing kab, loj span lug, raws li zoo raws li rau kev sib ntsib cua thiab seismic yuav tsum tau rau hluav taws xob ntauwd mast lug.
Spiral Submerged Arc Welded Yeeb Nkab
Cov kauv weld kab faib nyob rau hauv hom yeeb nkab no ua rau cov welds ntev uas, tshwj xeeb tshaj yog nyob rau hauv dynamic vuam tej yam kev mob, tso cai rau lub weld kom txias thiab solidify, muaj peev xwm ua rau vuam kub tawg. Cov kev taw qhia ntawm cov vuam tawg feem ntau yog sib npaug ntawm ib lub kaum ntse ntse rau lub axis ntawm cov yeeb nkab steel, feem ntau yog nyob nruab nrab ntawm 30-70 degrees. Lub kaum sab xis no sib haum nrog lub kaum sab xis tsis ua haujlwm, ua rau zoo dua khoov, tensile, compressive, thiab torsional kev ua tau zoo piv rau LSAW yeeb nkab vuam txoj haujlwm. Kauv submerged arc welded kav yuav muaj eeb ridge seams thiab pronounced ntses cuam tshuam vim kev tsim kho kev txwv. Tsis tas li ntawd, ntawm kev sib tshuam kab yeeb nkab welds thiab fragmented kauv seams ntawm kauv welded niam txiv nodes, muaj ib tug tseem ceeb welding kev nyuaj siab uas tsis muaj zog kev ruaj ntseg kev kawm ntawm cov khoom. Yog li ntawd, nws yog ib qho tseem ceeb los txhawb kev siv zog rau kev sim tsis muaj kev puas tsuaj ntawm cov welded welds kom ntseeg tau tias vuam zoo, tshwj xeeb tshaj yog nyob rau lub sijhawm tseem ceeb uas tsis pom zoo rau cov kav hlau welded arc welded kav.
Kev siv cov welded steel yeeb nkab
Cov kav xa dej
Welded steel kav yog dav siv los thauj cov dej xws li roj, nkev, roj, thiab dej, tshwj xeeb tshaj yog nyob rau hauv nroog cov pa roj thiab dej.
Cov kav dej muaj zog
Welded steel kav yog siv nyob rau hauv lub tsev tsim, txuas hniav, steel ncej, kev txhawb nqa thiab lwm yam engineering teb. Lawv muaj peev xwm thauj tau zoo thiab av qeeg tsis kam.
Machinery Manufacturing
Welded steel kav yuav siv tau los tsim ntau yam khoom siv xws li shafts, brackets, conveyor rollers, thiab lwm yam.
Roj thiab Roj Drilling
Welded steel kav tuaj yeem siv los tsim cov roj thiab roj drilling thiab cov khoom siv roj, xws li cov kav dej tho, casing, thiab lwm yam.
Ntauwd Fabrication
Welded steel kav yog siv nyob rau hauv fabrication ntawm tshaj tawm thiab kev sib txuas lus yees.
Tsev cog khoom
Welded steel kav feem ntau yog siv los ua tsev cog khoom txhawb nqa vim tias lawv cov nqi qis dua thiab lub zog zoo dua.
Tsheb kauj vab thiab maus taus Manufacturing
Welded steel raj yog siv los ua lub tsheb kauj vab thiab maus taus thav duab.
Furniture Manufacturing
Welded steel kav yuav siv tau los tsim ntau yam rooj tog xws li txaj thav ntawv, phau ntawv txee, rooj zaum, thiab lwm yam.
Kev lag luam roj thiab roj
Hauv kev lag luam roj thiab roj, cov kav dej welded feem ntau siv rau kev thauj cov roj av, roj av, thiab cov khoom siv roj ua kom zoo. Cov kav dej muaj peev xwm tiv taus kev kub ntxhov thiab cov khoom corrosive ua rau lawv tsis muaj peev xwm rau cov kav dej sab nrauv thiab sab nrauv.
Kev tsim kho thiab Infrastructure Projects
Cov kav dej welded ua lub luag haujlwm tseem ceeb hauv kev tsim kho thiab kev tsim kho vaj tse, qhov chaw uas lawv tau siv rau kev txhawb nqa kev tsim kho, kev siv hluav taws xob hauv av, thiab kev sib txuas dej. Cov kav dej 'lub zog thiab durability ua kom muaj kev ncaj ncees thiab kev nyab xeeb ntawm cov tsev thiab infrastructures.
Kev Siv Dej thiab Dej Dej Dej
Welded kav dej yog dav siv nyob rau hauv cov dej thiab cov kav dej phwj tuaj vim lawv cov corrosion kuj thiab cov ntaub ntawv pov thawj. Lawv ua kom cov dej ntws zoo thiab cov dej khib nyiab, ua rau tag nrho cov pej xeem noj qab haus huv thiab ib puag ncig zoo.
Lub Hwj Chim Loj Loj
Cov nroj tsuag tsim hluav taws xob, txawm tias thermal, nuclear, lossis txuas ntxiv dua tshiab, feem ntau vam khom cov kav dej rau lawv cov tshuab cua txias thiab chav faib khoom. Cov kav dej muaj peev xwm tiv taus qhov kub thiab txias yog qhov tseem ceeb rau kev ua haujlwm txhim khu kev qha ntawm cov fais fab nroj tsuag.
Automotive thiab Transportation Sector
Hauv kev lag luam tsheb thiab tsheb thauj mus los, cov kav dej welded pom cov ntawv thov hauv cov tshuab pa, chassis Cheebtsam, thiab cov roj xa khoom. Cov kav dej 'versatility thiab customizability cater rau ntau yam kev xav tau ntawm qhov kev lag luam no.
Txheej txheem ntawm Welded Steel Pipe
Txiav
Ib daim ntawv tiaj tus hlau phaj yog txiav rau ntawm lub rooj siv hluav taws kub uas siv cov plasma los yog txiav gases. Cov phaj no raug txiav raws li qhov xav tau qhov dav thiab ntev rau txhua tus neeg tuaj yeem uas yuav tsim cov khoom kawg.
Beveling
Tom qab lub phaj txiav, nws raug xa mus rau qhov chaw nres tsheb beveling qhov twg lub phaj npoo yog beveled thiab prepped rau vuam.
Khoov
Tom qab beveling, lub phaj yog pauv mus rau bending yob.
Vuam
Tom qab ntawd lub kaus poom yog staged rau longitudinal vuam (Long Seam). Thaum lub sij hawm txoj kev no, lub seam ntawm ob daim hlau yog welded ntawm ob sab hauv thiab sab nraud.
Circumferential Vuam
Thaum lub sijhawm kawg ntawm cov txheej txheem tsim khoom, cov kaus poom tau haum ua ke siv cov txheej txheem submerged arc weld (SAW), raws li cov neeg siv khoom xav tau rau qhov ntev.
Kev Tswj Xyuas Zoo
Thaum lub vuam tiav lawm, cov yeeb nkab tiav yog pom los ntawm Kev Tswj Xyuas Zoo (QC) thiab, yog tias xav tau, Ultrasonic (UT) kuaj tau ua kom ntseeg tau tias qhov vuam tsis muaj qhov tsis zoo.
Cov yeeb nkab tiav
Cov yeeb nkab tiav lawm ces muab tshem tawm thiab npaj rau kev xa khoom.
Peb lub Hoobkas
GNEE Steel Group yog Tuam Tshoj tus kws tshaj lij ib-nres muab cov saw hlau lag luam rau cov khoom siv hlau.
Peb Daim Ntawv Pov Thawj
Nws cov yeeb nkab stainless hlau ntau lawm tshuab tau mus txog lub ntiaj teb cov txheej txheem nruab nrab. Nws tau raug lees paub los ntawm ntau lub tuam txhab ua haujlwm thiab tau dhau los ua lub hnub qub lag luam hauv Asia.
Tiv tauj peb
Cov lus nug nquag
Q: Yuav ua li cas Welded Steel Pipe?
Cov nplooj ntawv duab plaub yog pub los ntawm lub tshuab dov uas curls ntev ntev mus rau ib leeg, tsim ib lub tog raj kheej. Nyob rau hauv cov txheej txheem ERW, high-frequency hluav taws xob tam sim no dhau ntawm cov npoo, ua rau lawv yaj thiab fuse ua ke.
Ib qho zoo ntawm ERW yeeb nkab yog tias tsis muaj fusion hlau siv thiab vuam seam tsis tuaj yeem pom lossis hnov. Qhov ntawd yog tawm tsam ob chav submerged arc vuam (DSAW), uas tawm tom qab ib qho kev pom tseeb weld hlaws uas yuav tsum tau muab tshem tawm nyob ntawm daim ntawv thov.
Welded yeeb nkab tsim cov txheej txheem tau txhim kho ntau xyoo. Tej zaum qhov kev nce qib tseem ceeb tshaj plaws yog qhov hloov mus rau qhov hluav taws xob ntau zaus rau vuam. Ua ntej xyoo 1970s, cov khoom siv hluav taws xob tsawg tau siv. Weld seams uas tsim los ntawm tsawg zaus ERW yog feem ntau ua rau corrosion thiab seam tsis ua hauj lwm.
Feem ntau welded yeeb nkab hom xav tau kev kho cua sov tom qab tsim khoom.
Q: Koj yuav tsum xyuam xim rau dab tsi thaum txhim kho Welded Steel Pipe?
Xyuas seb cov khoom siv vuam puas tsim nyog thiab khaws cia raws li cov kev cai. Ua tib zoo saib seb puas muaj xeb nyob rau saum npoo ntawm cov khoom siv vuam. Yog tias cov yeeb nkab steel tau xeb los yog mildewed, nws yuav tsis ua haujlwm.
Kev tu qhov chaw vuam yuav tsum tau tswj kom zoo, thiab qhov chaw vuam yuav tsum ua kom huv si thiab tsis muaj plua plav, thiab yuav tsum tsis txhob muaj dej, roj, xeb thiab lwm yam av, thiab lwm yam kev puas tsuaj ntawm lub vuam yuav tsum tiv thaiv.
Xaiv txoj kev vuam, sim sim cov vuam ua ntej, thiab tom qab ntawd siv txoj cai vuam. Txhawm rau kom tsis txhob muaj kev sib tsoo zoo tshwm sim los ntawm kev siv vuam hlau tsis raug.
Saib ntawm qhov zawj me me ua ntej ua ntej vuam. Ua tib zoo xyuas seb qhov sib txawv, blunt ntug, thiab lwm yam raws li cov txheej txheem yuav tsum tau ua.
Welders yuav tsum ntxuav cov slag ua ntej thaum kho cov vuam ua haujlwm kom pom tias cov pob qij txha puas kho. Yuav tsum tsis muaj roj, xeb thiab lwm yam av ntawm qhov zawj.
Q: Dab tsi yog Welded Steel Pipe?
Cov txheej txheem ntau lawm ntawm txoj hlua ncaj nraim welded yeeb nkab yog qhov yooj yim, qhov kev ua tau zoo yog siab, tus nqi qis, thiab kev loj hlob sai. Lub zog ntawm cov kauv welded yeeb nkab feem ntau yog siab tshaj qhov ncaj seam welded yeeb nkab. Txawm li cas los xij, piv nrog tib qhov ntev ntawm cov yeeb nkab ncaj nraim, qhov ntev ntawm cov vuam yog nce los ntawm 30 ~ 100%, thiab qhov ceev ntau lawm yog qis dua. Yog li ntawd, feem ntau ntawm cov welded kav nrog me diameters siv ncaj seam welding, thiab feem ntau ntawm cov welded kav nrog loj diameters siv kauv vuam.
Welded steel pipes for low-pressure fluid transports (GB/T3091-2008) kuj hu ua cov kav dej dav dav, feem ntau hu ua cov kav dej dub. Nws yog welded steel yeeb nkab rau kev xa cov dej qis qis xws li dej, roj, cua, roj thiab cua sov chav thiab lwm yam. Cov phab ntsa tuab ntawm cov yeeb nkab steel yog muab faib ua cov yeeb nkab steel zoo tib yam thiab cov yeeb nkab tuab tuab; daim ntawv ntawm cov yeeb nkab kawg yog muab faib ua cov yeeb nkab uas tsis yog xov hlau (cov yeeb nkab du) thiab threaded steel yeeb nkab. Ntxiv nrog rau kev siv ncaj qha los thauj cov kua dej, welded steel kav rau kev thauj mus los ntawm cov kua dej uas tsis tshua muaj siab kuj tau siv dav raws li cov kav dej qub ntawm cov kav dej galvanized welded steel kav rau kev thauj cov kua dej tsawg.
Q: Dab tsi yog cov txheej txheem ntawm Welded Steel Pipe?
Siv cov nyhuv ntawm daim tawv nqaij ntawm high-frequency tam sim no thiab cov nyhuv sib thooj, lub ntug ntawm steel billet sawb yog sai rhuab mus rau lub xeev molten. Cov hlau molten yog ces nyem thiab nias los ntawm cov squeezing cov menyuam kom ua tiav vuam.
Submerged arc vuam:
Txoj kev welding muaj feem cuam tshuam ntawm flux. Weld hlau pas dej ua ke solidifies mus rau hauv ib tug weld nyob rau hauv kev tiv thaiv ntawm lub flux txheej, nrog lub flux yaj txheej txias los tsim ib tug slag plhaub nyob rau sab nrauv ntawm lub weld.
Tungsten inert gas welding (TIG):
Tungsten inert gas shielded vuam siv cov ntshiab tungsten los yog activated tungsten (xws li thorium tungsten, cerium tungsten, thiab lwm yam) raws li cov electrode. Txoj kev no suav nrog kev siv tungsten arc vuam electrodes uas tsim los ntawm cov hlau kub-melt niam txiv thiab muab tub lim nyob rau hauv kev tiv thaiv roj inert.
Melting inert gas welding (GMAW):
Cov txheej txheem muaj feem xyuam nrog kev siv vuam hlau ua electrodes rau inert gas welding.
CO2 roj shielded vuam:
CO2 roj shielded vuam siv cov roj tiv thaiv nrog purity ntau dua 99.8% CO2 rau arc vuam.
Mixed Gas Vuam:
Txoj kev no suav nrog kev siv ob lossis ntau dua gases, nyob rau hauv ib qho kev faib ua feem, raws li kev tiv thaiv roj rau roj shielded vuam. Hauv TIG vuam, argon feem ntau yog siv los ua cov roj tiv thaiv.
Pulse TIG:
Pulse TIG koom nrog tswj lub ntsiab arc ntawm cov ionization channel siv lub hauv paus tam sim no thiab ib ntus qhia cov mem tes ntawm siab ncov tam sim no ntawm tib lub polarity kom yaj cov hlau molten thiab tswj kev hloov pauv ntawm argon arc vuam.
Plasma arc vuam:
Los ntawm kev txwv cov dej-txias nozzle ntawm lub arc, plasma arc nrog lub zog ntau dua yog siv rau vuam.
Kub brazing:
Nyob rau hauv cov txheej txheem vuam no, cov khoom siv hlau uas muaj cov ntsiab lus qis dua li lub hauv paus hlau yog siv los ua cov khoom siv hlau brazing. Lub vuam thiab brazing muab tub lim hlau yog rhuab mus rau qhov kub siab tshaj qhov melting point ntawm cov muab tub lim hlau thiab qis dua ntawm lub hauv paus hlau. Qhov no tso cai rau wetting ntawm lub hauv paus hlau nrog lub brazing muab tub lim hlau, qhov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob. Induction brazing feem ntau siv txoj kev sib xyaw brazing.
Q: Dab tsi ntawm Welded Steel Pipe tuaj yeem muab faib ua?
Ncaj seam welded steel yeeb nkab yog cov yeeb nkab steel ua los ntawm butting cov npoo ntawm steel daim hlau los yog coils thiab ces welding lawv raws txoj kab ncaj nraim. Cov yeeb nkab steel zoo li no muaj lub zog zoo thiab cov nqi tsim khoom tsawg, tab sis nws lub zog yog me ntsis qis dua li ntawm cov kav hlau welded steel kav ntawm tib qhov tshwj xeeb.
Kauv welded yeeb nkab (SSAW)
Kauv welded yeeb nkab yog cov yeeb nkab steel tsim los ntawm dov sawb hlau rau hauv lub tog raj kheej thiab vuam nws nyob rau hauv ib qho kev qhia kauv. Cov yeeb nkab steel no muaj zog dua, tab sis cov nqi tsim khoom yog me ntsis siab dua.
Q: Dab tsi yog qhov txawv ntawm Seamless steel yeeb nkab thiab Welded Steel Pipe?
ib. Seamless steel yeeb nkab: steel yeeb nkab ua los ntawm ib daim hlau uas tsis muaj seams ntawm qhov chaw.
b. Welded steel kav: steel strips los yog steel daim hlau uas khoov thiab deformed rau hauv ib puag ncig los yog square duab thiab ces welded rau hauv steel kav nrog seams rau saum npoo.
Cov yam ntxwv txawv
ib. Seamless steel yeeb nkab: qhov siab tshaj plaws txoj kab uas hla yog 650mm, thiab qhov tsawg kawg nkaus txoj kab uas hla yog 0.3mm. Raws li kev siv sib txawv, muaj cov kav dej tuab-walled thiab nyias-walled kav.
b. Welded steel kav: T-welded steel kav muaj zog corrosion kuj nyob rau hauv acidic ib puag ncig thaum lawv muaj Ni. Nyob rau hauv ib puag ncig uas muaj sulfuric acid los yog hydrochloric acid, siab dua Ni cov ntsiab lus nyob rau hauv T-welded steel kav, lub zog corrosion kuj. Raws li ib txwm muaj, tsuas yog ntxiv Cr rau T-welded steel yeeb nkab tuaj yeem tiv thaiv corrosion.
Lub luag haujlwm txawv
ib. Seamless steel kav: seamless steel kav yog siv los ua roj av geological drilling kav, tawg kav rau petrochemicals, boiler kav, bearing kav, thiab high-precision structural steel kav rau tsheb, tsheb laij teb, thiab aviation.
b. Welded steel kav: hluav taws xob welded steel kav yog siv nyob rau hauv roj drilling thiab machinery manufacturing, thiab lwm yam .; Rauv welded kav yuav siv tau raws li cov kav dej, thiab cov kav dej loj-ntev longitudinally welded kav yog siv rau cov roj thiab roj tsheb thauj mus los; kauv welded kav yog siv rau roj thiab roj tsheb thauj mus los, yeeb nkab pawg, choj piers, thiab lwm yam.
Q: Dab tsi yog qhov kev faib tawm ntawm Welded Steel Pipe?
Hluav taws xob welded steel yeeb nkab: siv nyob rau hauv roj drilling thiab machinery manufacturing.
Rauv welded kav: yuav siv tau raws li cov kav dej roj, thiab lwm yam., loj-inch longitudinally welded kav yog siv rau high-pressure roj thiab roj tsheb thauj mus los, thiab lwm yam.; kauv welded kav yog siv rau roj thiab roj tsheb thauj mus los, yeeb nkab pawg, choj piers, thiab lwm yam.
Raws li cov duab weld, nws tuaj yeem muab faib ua ncaj seam welded yeeb nkab thiab kauv welded yeeb nkab.
Longitudinal welded yeeb nkab: Cov txheej txheem ntau lawm yog yooj yim, ntau lawm efficiency siab, tus nqi qis, thiab kev loj hlob sai.
Kauv welded yeeb nkab: Lub zog yog feem ntau siab tshaj qhov ncaj seam welded kav. Ib qhov khoob khoob tuaj yeem siv los tsim cov kav dej welded nrog cov yeeb nkab loj dua, thiab lub billet nrog tib qhov dav kuj tuaj yeem siv los tsim cov kav dej nrog cov yeeb nkab sib txawv. Tab sis piv nrog cov yeeb nkab ncaj seam ntawm tib qhov ntev, qhov ntev ntawm qhov vuam yog nce los ntawm 30-100%, thiab qhov ceev ntau lawm yog qis dua. Yog li ntawd, feem ntau ntawm cov me me txoj kab uas hla welded kav txais ncaj seam welding, thiab txoj kab uas hla loj welded kav feem ntau txais muab kauv vuam.
Raws li lub hom phiaj, nws tau muab faib ua cov yeeb nkab dav dav, galvanized welded yeeb nkab, oxygen-blowing welded yeeb nkab, hlau casing, metric welded yeeb nkab, cov yeeb nkab, cov yeeb nkab sib sib zog nqus dej twj tso kua mis, tsheb yeeb nkab, transformer yeeb nkab, hluav taws xob welded nyias-walled yeeb nkab. , hluav taws xob welded tshwj xeeb-zoo li tus yeeb nkab, thiab kauv welded yeeb nkab.
Raws li cov duab ntawm qhov kawg, nws muab faib ua puag ncig welded yeeb nkab thiab tshwj xeeb-puab (square, ca, thiab lwm yam) welded yeeb nkab.
Lwm Pawg
GB/T3091-1993 (Galvanized welded steel yeeb nkab rau kev thauj mus los ntawm cov dej tsis tshua muaj siab). Feem ntau yog siv los thauj dej, roj, huab cua, roj, cua kub dej los yog chav dej, thiab lwm yam dej siab thiab lwm yam. Nws cov khoom sawv cev yog Q235A qib steel.
GB/T3092-1993 (Galvanized welded steel yeeb nkab rau kev thauj mus los ntawm cov dej tsis tshua muaj siab). Feem ntau yog siv rau kev xa dej, roj, huab cua, roj, cua kub dej los yog chav dej, thiab lwm yam dej siab qis thiab lwm yam. Nws cov khoom sawv cev yog Q235A qib steel.
GB/T14291-1992 (Welded steel yeeb nkab rau kev thauj cov kua dej mining). Feem ntau yog siv rau ncaj seam welded steel kav rau mine siab, kua, thiab ncej roj paug. Nws cov khoom sawv cev yog Q235A, Qib B steel. GB/T14980-1994 (Ntau txoj kab uas hla hluav taws xob welded steel yeeb nkab rau kev thauj mus los tsis tshua muaj siab). Nws yog tsuas yog siv los thauj cov dej uas tsis tshua muaj siab xws li dej, dej phwj tuaj, roj, cua, cua sov chav, thiab lwm yam. Nws cov khoom sawv cev yog Q235A qib steel.
GB / T {{0}} (stainless steel welded steel yeeb nkab rau cov qauv siv tshuab). Feem ntau siv hauv tshuab, tsheb, tsheb kauj vab, rooj tog zaum, tsev so thiab tsev noj mov kho kom zoo nkauj, thiab lwm yam khoom siv thiab cov khoom siv. Nws cov ntaub ntawv sawv cev yog 0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0Cr18Ni11Nb, thiab lwm yam.
GB/T {{0}} (Stainless steel welded steel yeeb nkab rau kev thauj mus los). Feem ntau yog siv los thauj cov xov xwm uas tsis tshua muaj siab corrosive. Cov ntaub ntawv sawv cev yog 0Cr13, 0Cr19Ni9, 00Cr19Ni11, 00Cr17, 0Cr18Ni11Nb, 0017Cr17Ni14Mo2, thiab lwm yam.
Q: SAW steel yeeb nkab yog dab tsi?
Submerged arc weld ntawm cov khoom zoo, kev ua haujlwm siab, arc thiab haus luam yeeb ob peb yam ntxwv ntawm submerged arc welded yeeb nkab yog dav siv hauv cov hlab ntsha siab, cov yeeb nkab tsim, kab teeb, dej tsis tshua muaj siab, steel ua haujlwm.
LSAW steel yeeb nkab (Longitudinal submerged arc welded steel yeeb nkab)
Longitudinal submerged arc steel yeeb nkab yog cov yeeb nkab steel nrog lub vuam seam thaum uas tig mus rau txoj kab ntev ntawm cov yeeb nkab steel. Nws yog ua los ntawm kub dov los yog txias-kuav los tiag steel daim hlau los yog steel strips uas yog curled thiab welded. Cov txheej txheem ntau lawm ntawm txoj kab ncaj nraim welded yeeb nkab yog qhov yooj yim, qhov kev ua tau zoo yog siab, tus nqi qis, thiab kev loj hlob sai. Ncaj seam steel kav yog siv dav hauv cov dej num, kev lag luam petrochemical, kev lag luam tshuaj, kev lag luam hluav taws xob, kev ua liaj ua teb, thiab kev tsim kho hauv nroog.
SSAW steel yeeb nkab (kauv welded steel yeeb nkab)
Kauv welded steel yeeb nkab yog ua los ntawm sawb steel coils raws li raw cov ntaub ntawv, dov mus rau hauv lub raj blanks ntawm ib tug kauv lub kaum sab xis, thiab ces welded ua ke. Nws tuaj yeem siv nqaim sawb hlau los tsim cov kab loj loj. cev steel. Kauv steel kav yog tsuas yog siv nyob rau hauv cov kav dej thiab cov kav dej, cov kua dej ua kua, thiab cov kav dej thauj khoom. Nws yog dav siv hauv kev tsim kho hauv nroog thiab hauv nroog engineering.
Lub zog ntawm kauv welded kav feem ntau yog siab tshaj qhov ncaj seam welded kav. Welded kav nrog cov kab uas loj dua tuaj yeem tsim los ntawm cov kab nqaim, thiab cov kav dej uas muaj cov kab sib txawv kuj tuaj yeem tsim los ntawm cov ntawv loj ntawm tib qhov dav. Txawm li cas los xij, piv nrog cov kav hlau ncaj ncaj ntawm tib qhov ntev, qhov ntev ntawm qhov vuam yog nce los ntawm 30 ~ 100%, thiab cov khoom ceev yog qis dua.
Q: Dab tsi yog txoj hauv kev tsim cov welded steel kav?
Tib lub vojvoog txoj kev tsim cov welded steel yeeb nkab
Muaj peb txoj kev ua ib lub vojvoog yob txoj kev: circumferential dabtsi yog khoov txoj kev, ntug dabtsi yog khoov txoj kev thiab center dabtsi yog khoov txoj kev. Txoj kev tsim ib lub vojvoog yog tias cov duab dhau los muaj ib lub vojvoog nkaus xwb. Kab rov tav rollers thiab ntsug rollers ntawm lub tshuab tsim yog hloov pauv. Lub sawb hla ntawm kab rov tav chais thiab ntsug rollers, thiab lub phaj tiaj tiaj yog maj mam khoov mus rau hauv ib lub raj puag ncig.
Welded steel yeeb nkab circumferential dabtsi yog khoov txoj kev
Lub sawb yog khoov thiab deformed ib txhij nyob rau hauv tag nrho cov kev taw qhia dav, thiab qhov khoov vojvoog ntawm txhua tus ncej maj mam txo; txoj kev khoov txoj kev pib pib ntawm ntug ntawm lub sawb, nrog lub vojvoog dabtsi yog khoov tsis hloov, maj mam nce lub deformation lub kaum sab xis, thiab txo qhov dav ntawm qhov nruab nrab ntawm cov sawb kom txog thaum lub sawb yog cov hlau ua puag ncig thiab kaw; qhov chaw bending txoj kev pib los ntawm qhov nruab nrab ntawm cov sawb thiab maj mam nthuav mus rau cov npoo ntawm ob sab nrog ib qho kev khoov tsis tu ncua kom txog thaum nws tig mus thiab kaw.
Welded steel yeeb nkab ob lub vojvoog sib sau txoj kev (txhim kho khoov txoj kev)
Kev sib xyaw deformation siv ntau tshaj ob txoj hauv kev deformation, tab sis txoj kev sib sau ntawm ntug + txoj kev sib sau ua ke yog siv dav. Txoj kev tsim ntawm kev deformation ntawm ntug thiab ib ncig ntawm lub raj dawb paug siv lub qhov vojvoog ntawm lub extrusion roller los yog lub vojvoog ntawm lub raj tiav raws li cov ntug khoov vojvoog kom khoov ntug ntawm cov hlau sawb mus rau ib qho kev deformation lub kaum ntse ntse, uas nyob twj ywm tsis hloov nyob rau hauv txhua theem tom ntej tsim. , thiab cov dabtsi yog khoov txoj kev nyob rau hauv nruab nrab ib feem ntawm lub steel sawb yog muab faib raws li lub circumferential dabtsi yog khoov txoj kev. Cov txheej txheem ntawm txoj kev no yog ruaj khov, deformation yog ib yam, tus txheeb ze elongation ntawm ntug yog me me, thiab txoj kev zoo yog zoo.
Daim ntawv thov Scope ntawm welded steel yeeb nkab:
Welded steel yeeb nkab khoom yog dav siv nyob rau hauv boilers, tsheb, nkoj thiab cov tsev, lub teeb structural qhov rooj thiab qhov rais steel thiab rooj tog, ntau yam kev ua liaj ua teb machinery, scaffolding, hlau kav, high-rise rhawv, ntim, thiab lwm yam. Txhua yam yuav ua tau raws li cov neeg yuav tsum tau, thiab tshwj xeeb welded kav tuaj yeem ua tiav raws li cov neeg siv khoom xav tau.
Q: Yuav Ua Li Cas Tswj Weld Gap ntawm Welded Steel Pipe?
1.Qhov kev tswj ntawm vuam kub
Lub vuam kub yog feem ntau cuam tshuam los ntawm high-frequency eddy tam sim no thermal zog. Raws li cov qauv kev sib raug zoo, lub siab-frequency eddy tam sim no kub yog feem ntau cuam tshuam los ntawm qhov zaus tam sim no, eddy tam sim no thermal zog yog proportional rau lub square ntawm lub excitation zaus tam sim no, thiab lub excitation zaus yog txaus siab los ntawm excitation voltage, tam sim no thiab capacitance, inductance cuam tshuam.
Tus qauv excitation zaus yog:
F=1 / [2π (CL) 1/2]
Qhov twg f-excitation zaus (Hz); lub capacitance (F) nyob rau hauv lub C-excitation Circuit Court, lub capacitance=tus nqi / voltage; inductance, inductance=sib nqus flux / tam sim no nyob rau hauv L-excitation circuit
Nyob rau hauv cov kab zauv saum toj no, qhov excitation zaus yog inversely proportional rau lub capacitance nyob rau hauv lub excitation Circuit Court, lub square paus ntawm inductance, los yog proportional rau lub square root ntawm voltage thiab tam sim no. Ntev npaum li lub capacitance, inductance lossis voltage hauv lub voj yog hloov, qhov tam sim no tuaj yeem hloov qhov loj ntawm qhov excitation zaus Tswj lub hom phiaj ntawm vuam kub. Rau cov pa roj carbon tsawg, vuam kub tswj ntawm 1250 ~ 1460 degree, kom ua tau raws li phab ntsa tuab ntawm 3 ~ 5mm nkag mus rau qhov yuav tsum tau ua. Tsis tas li ntawd, qhov vuam kub kuj tuaj yeem ua tiav los ntawm kev kho qhov vuam ceev.
Thaum cov khoom siv hluav taws xob tsis txaus, cov ntug ntawm cov welded welded tsis ncav cuag qhov kub ntawm qhov vuam, cov qauv hlau tseem nyob ruaj khov, tsim tsis tau lossis tsis nkag mus; Thaum lub tshav kub input tsis txaus, lub ntug ntawm lub rhuab weld tshaj qhov vuam kub, Hlawv los yog poob, yog li ntawd lub weld los tsim ib tug melting qhov.
2.Qhov kev tswj ntawm extrusion siab
Tom qab ob lub npoo ntawm lub raj yog rhuab mus rau qhov kub thiab txias, cov hlau zoo sib xws nkag mus thiab crystallize nyob rau hauv lub extrusion ntawm nyem yob los ua ib tug ruaj weld. Yog hais tias lub extrusion siab me me dhau lawm, tus naj npawb ntawm cov khoom siv lead ua me me, lub zog ntawm cov hlau tsis muaj zog, lub zog yuav ua rau tawg; Yog hais tias lub extrusion quab yuam yog loj heev, yuav ua rau lub molten lub xeev ntawm cov hlau yog squeezed tawm ntawm lub weld, lub weld lub zog, thiab yuav tsim ib tug ntau ntawm sab hauv thiab sab nraud burrs, thiab txawm ua rau vuam pob qij txha thiab lwm yam tsis xws luag.
3.Qhov kev tswj ntawm high-frequency induction coil txoj hauj lwm
Lub siab zaus induction voj yuav tsum nyob ze li sai tau rau txoj haujlwm nyem rau ntawm cov menyuam. Yog hais tias lub voj voog induction nyob deb ntawm lub tshuab nyem, lub sij hawm cua sov ua haujlwm ntev dua, qhov kub ntawm qhov cuam tshuam yog dav dua, qhov vuam lub zog yuav txo qis; Ntawm qhov tsis sib xws, ntug ntawm cov vuam yog tsis txaus rhuab, thiab molding yog phem tom qab extrusion.
4. Kev tswj kev tiv thaiv
Qhov kev tiv thaiv yog ib los yog ib pab pawg ntawm cov yeeb nkab tshwj xeeb sib nqus bar, qhov chaw hla ntu ntawm cov resistor yuav tsum tsis pub tsawg tshaj 70% ntawm qhov chaw hla ntawm cov yeeb nkab txoj kab uas hla, lub luag hauj lwm yog ua rau induction kauj, yeeb nkab ntug. thiab cov ntug ntawm cov hlau nplaum los ua ib qho electromagnetic induction Loop, uas ua rau muaj kev sib thooj, eddy tam sim no kub concentrated nyob rau hauv ib ncig ntawm lub ntug ntawm cov yeeb nkab weld, thiaj li hais tias lub ntug ntawm lub raj rhuab mus rau lub vuam kub. Lub resistor yog rub rau hauv ib lub raj nrog lub xaim thiab nws qhov chaw nruab nrab yuav tsum tau kho nyob rau hauv nruab nrab ntawm lub tshuab nyem. Thaum lub khau raj, vim lub zog ceev ntawm lub raj, qhov tsis kam ntawm cov phab ntsa sab hauv ntawm lub raj los ntawm kev sib txhuam thiab hnav thiab tsim kua muag, yuav tsum tau hloov ntau zaus.
5. Tshem tawm qhov caws pliav
Lub vuam los ntawm vuam thiab extrusion yuav tsim caws pliav, yuav tsum tau tshem tawm. Txoj kev ntxuav yog kho cov cuab yeej hauv cov khib nyiab, kev txav ceev ntawm cov yeeb nkab vuam, scraping seem caws pliav. Cov burrs hauv cov yeeb nkab feem ntau tsis tshem tawm.
Q: Dab tsi yog qhov zoo ntawm Welded Steel Pipe hauv kev lag luam roj thiab roj?
Customizable: qhov ntev ntawm welded yeeb nkab tuaj yeem hloov kho raws li qhov project tshwj xeeb, thiab welded yeeb nkab tuaj yeem txuas rau ntau txoj hauv kev - kauv, welded, flange, thiab lwm yam.
Adaptability: tsis muaj roj, roj, roj crude, thiab lwm yam, welded yeeb nkab yuav siv tau los thauj, thiab zus tau tej cov ceev ntawm welded yeeb nkab yog ceev ceev, rau cov hauj lwm ceev, welded yeeb nkab yog ib tug zoo xaiv.