Stainless hlau sib chaws phaj

Stainless hlau sib chaws phaj
Stainless hlau sib xyaw phaj yog ib qho composite steel phaj ua los ntawm cov pa roj carbon steel thiab ib qho stainless hlau cladding. Nws lub ntsiab tseem ceeb yog cov roj carbon hlau thiab stainless hlau ua ib qho kev sib tw metallurgical muaj zog. Nws tuaj yeem ua tiav los ntawm kev nias kub, txias dabtsi yog khoov, txiav, vuam thiab lwm yam kev ua tiav, thiab muaj cov txheej txheem zoo.

Cov khoom siv hauv paus ntawm cov hlau stainless hlau sib xyaw ua ke siv ntau yam siv cov hlau loj xws li Q235b, Q345R, 20R. Cov khoom siv cladding tuaj yeem siv ntau qib ntawm cov hlau stainless xws li 304, 316L, 1CR13 thiab cov hlau stainless. Cov khoom siv thiab cov tuab yuav tuaj yeem ua kom sib luag kom tau raws li cov neeg siv sib txawv. Stainless hlau sib xyaw phaj tsis tsuas yog muaj corrosion tsis kam tsuas yog muaj cov hlau stainless, tab sis kuj muaj cov tshuab ua zoo thiab ua cov khoom siv ntawm cov hlau. Nws yog hom tshiab ntawm kev lag luam khoom. Stainless hlau sib xyaw phaj tau siv dav hauv roj av, tshuaj, ntsev, dej muaj hluav taws xob thiab lwm yam kev lag luam. Raws li cov khoom siv peev txheej, stainless hlau sib xyaw, stainless hlau sib xyaw ua phaj txo qhov kev noj ntawm cov hlau uas muaj nqis thiab txo qis txoj haujlwm tus nqi. Nws ua tiav kev sib txuam zoo tshaj ntawm tus nqi qis thiab kev ua tau zoo, thiab muaj cov txiaj ntsig zoo.

Txuj Ci Ntau Lawm
Yuav ua li cas yog stainless hlau sib xyaw phaj ua? Muaj ob txoj kev tseem ceeb rau kev lag luam kev lag luam ntawm cov hlau stainless ntawv sib xyaw ua ke, tawg sib xyaw thiab kub-rolled composite.
Cov txheej txheem ntau lawm ntawm cov paib sib xyaw ua ke yog txhawm rau sib cais cov phiaj hlau ntawm cov hlau nplaum, thiab siv cov phiaj hlau cais cov hlau stainless thiab carbon steel subttrates ntawm ib qho kev ncua deb. Cov khoom tawg yog pw ua ke ntawm cov phiaj hlau stainless. Lub zog tawg tawg ua rau cov phiaj hlau stainless hlau mus tsoo cov pa roj carbon me thiab ua kom muaj kev kub siab thiab kub siab kom ua tiav cov khoom siv vuam ntawm ob cov ntaub ntawv. Nyob rau hauv cov kev mob zoo tagnrho, lub zog shear ntawm lub interface tuaj yeem ncav cuag 400 MPa ib square millimeter.
Lub kub-rollosite phaj cov txheej txheem yog kom yob cov pa roj carbon stortrate thiab stainless hlau phaj hauv lub xeev ntshiab lub xeev nyob rau lub tshuab nqus tsev. Thaum lub sij hawm rolling txheej txheem, ob qho tib si sib deev diffuse kom ua tiav kev sib txuas metallurgical. Ntawm chav kawm, nyob rau hauv thiaj li yuav txhim kho cov nyhuv ntub ntawm cov khoom sib xyaw thiab txhim kho cov kev sib txuas lus hauv lub cev, cov kev siv tshuaj lom neeg ntawm lub interface. Cov saum toj no ob lub phaj phaj tsim kev lag luam txoj kev ob leeg siv cov qauv hauv tebchaws GB / T8165-2008. Tus qauv no tsis sib npaug rau cov Japanese Jisg3601-1990 tus qauv, thiab cov ntsuas tseem ceeb yog qhov qub lossis siab dua tus qauv Japanese.
Txheej Txheem Cov yam ntxwv
Cov yam ntxwv ntawm cov txheej txheem tawg
1. Vim tias cov khoom sib tua tawg yog ua rau txias, nws tuaj yeem tsim tau ntau hom hlau sib xyaw hlau lossis xws li titanium, tooj liab, thiab lwm yam.
2. Cov khoom tawg tuaj yeem tsim cov hlau tsis muaj hlau nrog tag nrho cov tuab tuab ntawm ob peb puas millimeters, xws li qee cov nqaj hlau loj. Txawm li cas los xij, nws tsis haum rau kev tsim cov thinner composite steel daim hlau nrog tag nrho cov tuab ntawm tsawg dua 10 hli.
3. Cov tshuaj tawg tawg siv lub zog ntawm cov khoom tawg uas yuav ua, uas yuav ua rau kev co, suab nrov thiab haus luam yeeb. Txawm li cas los xij, cov peev txheej kev tso peev yog me me, thiab muaj ntau pua ntawm cov tshuab tawg ntau lawm cov nroj tsuag ntawm ntau qhov ntau thiab tsawg. Vim tias cov kev txwv ntawm huab cua thiab lwm yam txheej txheem kev ua haujlwm, cov khoom siv ntau lawm ntawm cov composite tawg tau tsawg.
Cov yam ntxwv ntawm Kub Rolling Composite Txheej Txheem
1. Nws yog tsim kev siv loj nruab nrab phaj yob mills thiab kub dov thiab cov khoom siv nrawm nrawm yog nrawm. Cov khoom lag luam yog qhov loj thiab cov tuab yuav tuaj yeem ua ke ywj siab. Stainless hlau txheej tuab nciab siab dua 0.5 hli tuaj yeem tsim tawm. Txawm li cas los xij, kev nqis peev yog qhov loj, yog li muaj cov neeg tsim khoom tsawg.
2. Vim tias qhov kev txwv ntawm lub compression piv ntawm yob steel, kub yob tsis tau ntau dua 50 hli, puag ncig thiab lwm yam tshwj xeeb duab ntawm cov phiaj hlau sib xyaw. Qhov zoo ntawm kub-rolled composite daim hlau 6, 8, 10 hli nyias plhaw daim hlau. Nyob rau hauv kub dov rau cov mob, puas coils tuaj yeem tsim los txo cov nqi tsim khoom thiab ua kom tau raws li cov neeg xav tau.
3. Nyob rau hauv cov kev mob siab tam sim no, kub dov thev naus laus zis tsis tuaj yeem tsim cov paib hlau tsis muaj hlau ntxiv xws li titanium, tooj liab, thiab txhuas.
Hauv cov ntsiab lus, ob txoj kev sib txawv kiag li ntau lawm muaj lawv tus cwj pwm, muaj thiab tsim tib lub sijhawm, thiab ua tau raws li cov neeg xav tau sib txawv ntawm cov neeg siv sib txawv. Qhov yooj yim dov txoj kev yog kev sib xyaw ntawm ob txheej txheem saum toj no, uas yuav tsis rov ua dua.
Tus pas nqus dej txawv-stainless hlau sib xyaw phaj
Ntawm lub hauv paus ntawm kub-rolled stainless hlau ib daim hlau, tom qab muaj annealing, pickling, cib, states, states, states, states, states, states, states, states, states, states, states, states, states, states, states siv rau kev siv pej xeem siv tau. Cov saum npoo ntawm lub phaj ncav cuag qhov chaw nto ntawm tib cov lus ntawm stainless hlau, thiab cov txiaj ntsig lub zog yog qhov zoo dua li tib qib ntawm stainless hlau. Lub thinnest yog 0.6mm.
Stainless hlau sib sau phaj muaj cov yam ntxwv ntawm ntau cov hlau roj carbon hlau thiab stainless hlau. Nws yog nrov nrog cov neeg siv rau nws cov kev ua tau zoo tshaj plaws-tus nqi-tus nqi thiab muaj kev lag luam kev lag luam dav. Tab sis nthuav dav, txij li xyoo 1950, tom qab ntau tshaj li ib nrab xyoo ntawm UPS thiab Downs hauv txoj kev txhim kho, tseem muaj ntau tus neeg uas tsis paub nws. Ntau tus neeg tsis tau siv nws. Nws yuav tsum tau hais tias kev ua lag luam rau cov phiaj hlau stainless hlau tau maj mam nkag mus rau lub sijhawm loj hlob, tab sis tseem muaj ntau txoj kev txhim kho ua haujlwm kom ua. Kev tshawb nrhiav thiab kev siv zog ntawm kev tshawb fawb thiab cov kws ua haujlwm thev naus laus zis los tsim cov chaw muaj peev txheej-txuag zej zog yuav tsis nres.
Kev teb chaws teb
Niaj hnub no, co co khi, thee roj av, hluav taws xob ammonia, thiab cov chiv keeb thiab cov tshuaj tseem ceeb hauv kuv lub tebchaws, thiab tau tsim kho tsis tu ncua thiab tau tsim kho sai. Qhov kev tsis sib haum xeeb ntawm kev loj hlob ntawm cov roj roj hauv tsev thiab cov khoom siv thiab kev nthuav dav ntawm cov roj hluav taws xob kev lag luam, thiab kev lag luam nrog kev tsim khoom Ntawm cov khoom siv coking kuj tau loj hlob sai li nceb tom qab nag. Xws li Wuxi Gangze Hlau Khoom Co., Ltd. thiab lwm yam.
Rau kev lag luam coaling, vim hais tias pipelines thiab khoom siv yog nyob rau hauv lub sij hawm kub thiab corrosive ib puag ncig lub sij hawm ntev, cov cuab yeej siv tau xeb ntau dhau, thiab lub neej pabcuam lub neej yuav zoo heev txo. Yog li ntawd, txhim kho cov corrosion tsis kam ntawm cov cuab yeej siv, txuas ntxiv cov nqi pabcuam ntawm cov khoom siv yog qhov tseem ceeb txhais tau tias txhawm rau txhim kho kev sib tw ntawm cov lag luam.
Cov hlau stainless hlau sib xyaw phaj yog cov khoom siv hlau yog cov ntshiab hlau stainless hlau raws li txheej txheej sab hauv thiab cov roj carbon hlau raws li txheej sab hauv. Cov khoom siv hlau no sib xyaw ua ke ntawm cov ntshiab stainless hlau thiab carbon hlau yog phaj hlau stainless hlau. Qhov tshwm sim ntawm stainless hlau sib xyaw ua ke phaj muab cov khoom lag luam lav rau kev tsim khoom thiab hloov kho cov khoom siv khi.
1. Siv cov phaj stainless hlau sib xyaw ua ke phaj los hloov cov khoom ntshiab stainless hlau tuaj yeem txo cov nqi ntawm cov cuab yeej, thaum siv cov khoom siv tsis cuam tshuam. Stainless hlau sib xyaw ua ke phaj tuaj yeem siv rau Desulfurization Ntauwd, Ammonia Evaporization Ntauwd, thiab lwm yam., Nrog tus nqi qis thiab xeb tsis kam; Noj cov kabluser debenzene ua ib qho piv txwv, siv phaj hlau steelite, phaj hloov ntawm cov ntshiab steel hlau phaj tuaj yeem txo tus nqi los ntawm ntau dua 30%.
2. Tus hlau tsis muaj hlau sib xyaw khaws cov hlwv uas corrosion, thiab kuj muaj qhov zoo nkauj stainless hlau, firstability thiab thermal conductivity ntawm cov roj carbon hlau. Nws tuaj yeem yog qhov dav siv hauv cov khoom siv khi los txhim kho lub corrosion tsis kam ntawm cov khoom siv khi thiab txuas ntxiv kev pabcuam lub neej ntawm cov khoom siv.
3. Tus hlau tsis muaj hlau sib xyaw ua haujlwm muaj cov khoom siv thermal zoo thiab tiv thaiv corrosion ua haujlwm, thiab tuaj yeem siv dav hauv cov khoom siv dag. Piv txwv li, yog tias lawv tau siv nyob rau hauv ammonia evaporation tauv, lawv tuaj yeem nce cov kev pabcuam lub neej ntawm ammonia evaporation taxing thiab txo tus nqi kev ua haujlwm; Ntawm qhov tod tes, vim lawv cov khoom tiv thaiv corrosion, lawv kuj tseem siv tau hauv cov khoom siv ammonia evaporation.
Hauv ntej, kuv lub teb chaws cov phiaj hlau tsis muaj tshuaj tiv thaiv cov phiaj xwm muaj peev xwm zoo hauv kev tsim khoom, hloov kho cov khoom siv khi. Lawv yog tus tsuas yog kev xaiv kom nce cov kev pabcuam lub neej ntawm cov cuab yeej siv, txhim kho cov cuab yeej siv ntau dua thiab txo tus nqi ua haujlwm.