Koj xaiv 316 316L txias dov stainless hlau kauj li cas rau cov chaw corrosive?

• 316 thiab 316L raug xaiv rau kev pabcuam corrosive thaum chloride tsis kam thiab weldability tseem ceeb.
• Cov kauj vuam txias yog qhov nyiam thaum qhov zoo ntawm qhov chaw, qhov tiaj tus, thiab qhov tuab kam rau ua rau muaj kev cuam tshuam rau kev tsim lossis tsos.
• Qhov kev qhia tshwj xeeb yog nyob ntawm ib puag ncig, qhov tiav, qhov nyuaj, thiab txoj kev tsim khoom, tsis yog tsuas yog nyob ntawm qib alloy xwb.
• Cov kev txiav txim siab yuav khoom tiag tiag yuav tsum txheeb xyuas cov tshuaj lom neeg, ASTM lossis EN ua raws li, thiab cov ntaub ntawv tshuaj xyuas ua ntej tso tawm.

Rau cov neeg yuav khoom sib piv316 316L txias dov stainless hlau kauj, lo lus nug tseem ceeb yog seb qhov chaw pabcuam puas xav tau ib qhostainless hlau coil uas tiv taus corrosionnrog kev tiv taus chloride zoo dua li 304. Hauv dej hiav txwv thiab cov huab cua uas muaj chloride, kev xeb pitting thiab crevice ua rau muaj kev pheej hmoo tseem ceeb, thiab cov molybdenum ntxiv rau hauv 316-hom alloys yog qhov laj thawj uas ntau tus engineers teev cov tsev neeg no raumarine qib stainless hlau kaujdaim ntawv thov. Raws liASTM A240, cov ntawv hlau tsis xeb thiab cov ntawv qhia txog cov hlau nplaum npog cov qauv siv hluav taws xob uas siv rau hauv kev siv siab thiab tsis muaj siab, thaumISO 9444-1:2009txhais cov kev kam rau siab ntawm cov hlau stainless hlau kub-dov thiab txias-dov thiab cov tswv yim tswj qhov ntev uas cuam tshuam thaum qhov tuab sib xws tseem ceeb. Hauv kev xyaum, lub kauj zoo tshaj plaws yog qhov uas phim cov khoom siv xeb, txoj kev tsim khoom, thiab cov kev cai tshuaj xyuas, tsis yog tus lej alloy xwb.

Yuav ua li cas xaiv 316 316L txias dov stainless hlau kauj rau corrosive ib puag ncig

Lub kauj sab xis pib nrog kev tshuaj xyuas hom kev ua tsis tiav, vim tias xeb tsis tshua muaj teeb meem dav dav.

Ua ntej piv cov neeg muag khoom, txheeb xyuas seb qhov khoom puas yuav ntsib cov chlorides, cov kua qaub, cov tshuaj ntxuav, cov pa dej ntsev, dej txaws, lossis cov av noo siab. Hauv ntau qhov chaw lag luam thiab dej hiav txwv, kev tawm tsam ntawm chloride ua rau muaj qhov chaw ua ntej xeb sib xws. Yog vim li cas astainless hlau coil uas tiv taus corrosionyuav tsum tau xaiv tawm tsam qhov kev nthuav tawm tiag tiag, tsis yog tawm tsam lub npe lag luam dav dav.

Rau kev tsim khoom siv vuam ntau, 316L feem ntau nyiam dua 316 vim tias qhov txwv carbon qis dua txo qhov kev pheej hmoo ntawm kev hnov ​​​​​​mob hauv thaj chaw kub. Rau cov khoom uas yuav raug rub tob, khoov, lossis stamped, qhov xwm txheej txias dov feem ntau tseem ceeb npaum li kev xaiv alloy vim tias kev tsim cov qhov tsis zoo, ntug tawg, thiab springback tuaj yeem los ntawm qhov tsis tiaj tus lossis tsis sib xws hardness.

Lub lim dej thib ob yog txoj kev tsim khoom, vim tias tib lub alloy tuaj yeem ua txawv tom qab txiav, leveling, lossis temper dov. Yog tias lub kauj yuav yogua tiav raws li cov khoom siv kauj rau kev tsim khoom ntxivnug seb tus neeg muag khoom puas tswj hwm qhov xwm txheej ntawm ntug, lub kaus mom, thiab lub kauj teeb tsa, vim tias cov no cuam tshuam rau kev ruaj khov ntawm kev pub mis. Yog tias koj cov saw hlau xa khoom xav tau qhov dav hloov pauv rau kev stamping lossis winding, ib qhoprecision stainless hlau striptuaj yeem txo cov khoom pov tseg uas tshwm sim los ntawm qhov dav sib txawv. Yog tias qhov project siv cov khoom ntim khoom nruj lossis cov khoom siv khi,cov hlua khi hlau tsis xebtej zaum yuav sib koom tib lub hauv paus metallurgy tab sis xav tau cov ntug thiab tensile sib txawv.

316 piv rau 316L txias dov stainless hlau kauj: dab tsi hloov pauv tiag tiag

Qhov sib txawv ntawm 316 thiab 316L yog me me ntawm daim ntawv tab sis tseem ceeb hauv kev tsim khoom thiab kev pabcuam.

Ob qib no yog cov hlau tsis xeb austenitic thiab feem ntau siv thaum kev tiv taus xeb yuav tsum tshaj 304 dav dav. Qhov sib txawv ntawm kev siv yog cov pa roj carbon: 316L muaj cov pa roj carbon tsawg dua, uas ua rau kev tiv taus cov carbide nag thaum vuam. Yog vim li ntawd cov neeg tsim khoom feem ntau teev 316L rau cov thoob dej vuam, cov khoom siv hauv dej hiav txwv, cov khoom siv ua haujlwm, thiab cov khoom uas tsis tuaj yeem kho cua sov tom qab vuam.

Rau cov neeg yuav khoom, txoj cai tseem ceeb yog qhov yooj yim: xaiv 316 thaum vuam txwv tsis pub thiab kev sib xws ntawm cov khoom siv yog qhov tseem ceeb, tom qab ntawd xaiv 316L thaum kev vuam zoo thiab kev tiv thaiv corrosion tom qab tsim khoom tseem ceeb dua. Cov laj thawj xaiv no tau txhawb nqa los ntawm cov khoom siv hauvASTM A240thiab los ntawm cov lus qhia dav dav ntawm cov hlau tsis xeb uas tau tshaj tawm los ntawmLub Koom Haum Nickel, uas piav qhia vim li cas cov qib molybdenum-bearing thiaj li nyiam nyob rau hauv ib puag ncig nruj.

Vim li cas cov kauj txias txias thiaj li tseem ceeb rau cov hlau tsis xeb uas tiv taus xeb

Kev dov txias txhim kho qhov tseeb thiab qhov zoo ntawm qhov chaw, uas tseem ceeb ib yam li kev xaiv hlau.

Piv nrog cov khoom siv kub dov, cov kauj dov txias feem ntau yog siv thaum qhov xav tau kev tswj hwm tuab dua, tiaj tiaj dua, thiab qhov chaw du dua. Hauv cov kab tsim khoom, cov yam ntxwv ntawd pab nrog kev stamping, laser txiav, tsim, thiab cov khoom zoo nkauj qhov twg qhov tsis zoo ntawm qhov chaw pom. Rau ib qhomarine qib stainless hlau kauj, qhov zoo ntawm qhov tiav kuj tseem tuaj yeem cuam tshuam rau qhov yooj yim npaum li cas cov ntsev lossis cov khoom tsis huv raug ntxuav tawm ntawm qhov chaw.

Raws liISO 9444-1:2009, qhov kev kam rau siab ntawm qhov ntev rau cov hlau tsis xeb tau txhais nrog kev tswj hwm meej meej ntawm qhov tuab thiab dav. Hauv kev yuav khoom tiag tiag, qhov no tseem ceeb vim tias lub kauj uas tsuas yog me ntsis tawm ntawm qhov kam rau siab tuaj yeem ua rau muaj kev hloov pauv ntawm kev pub mis, kev tuag tsis sib xws, lossis qhov hnyav tsis sib xws. Yog tias koj txoj kab yog qhov ceev ceev, qhov kev hloov pauv ntawd dhau los ua cov khoom pov tseg, tsis yog tsuas yog cov ntawv zoo xwb.

Yog tias qhov tsos, qhov tiaj tiaj, thiab qhov tsim los ntawm cov hlau txuas mus rau hauv qab muaj teeb meem, cov khoom siv dov txias feem ntau yog qhov pib zoo. Yog tias txoj haujlwm feem ntau yog cov qauv thiab tuab yog loj, cov khoom siv dov kub yuav pheej yig dua. Yog vim li cas tsev neeg khoom ntawmcov hlau tsis xebyuav tsum tau lim los ntawm kev ua tiav thiab kev kam rau siab, tsis yog los ntawm qib xwb.

Koj yuav tsum qhia meej txog qhov chaw tiav thiab qhov nyuaj twg

Qhov tiav ntawm qhov chaw thiab qhov tawv ncaj qha cuam tshuam rau seb lub kauj puas ua haujlwm zoo hauv koj cov txheej txheem.

Rau cov chaw uas muaj xeb, qhov tiav tsis yog tsuas yog zoo nkauj xwb. Qhov tiav du thiab sib npaug zoo dua tuaj yeem txhim kho kev huv thiab txo qhov khaws cia cov kuab paug hauv zos, thaum qhov chaw ntxhib lossis tsis sib xws yuav ntes cov ntsev, dej noo, lossis cov khoom seem hauv cov txheej txheem. Hauv ntau cov ntaub ntawv yuav khoom, 2B yog qhov tiav kev lag luam vim nws siv tau ntau yam, thaum BA lossis kev ua tiav kev cai siv thaum qhov tsos lossis kev tswj hwm kev cuam tshuam tseem ceeb dua.

Qhov nyuaj kuj tseem ceeb vim tias tib qib tuaj yeem muab tau rau hauv cov xwm txheej kub mos dua lossis tawv dua. Qhov kub mos feem ntau pab rub tob thiab khoov lub vojvoog nruj, thaum qhov kub tawv dua txhim kho kev khaws cia daim ntawv thiab lub zog kawg. Yog tias koj qhov khoom yuav tsum tau muab luam tawm ntau zaus, thov kom muaj qhov rais qhov nyuaj dua li qhov piav qhia tsis meej.

Thaum daim ntawv thov yog ib qho chaw kaw tshuaj lom neeg, ib lub bracket marine, lossis ib qho khoom siv ntub dej, qhov sib npaug ntawm qhov chaw thiab kev tswj qhov nyuaj feem ntau txiav txim siab seb lub kauj puas tuaj yeem txav mus rau hauv kev tsim khoom yam tsis muaj kev sim thiab qhov yuam kev. Yog tias cov khoom yuav raug txiav mus rau hauv qhov dav nqaim, thov kom muaj qhov zoo ntawm ntug thiab lub kauj teeb tsa vim tias cov khoom siv nqaim ua rau muaj kev tsis ruaj khov ntawm daim kab xev. Ib qho chaw pib zoo yog tus neeg muag khoom lubstainless hlau stripmuaj peev xwm, txij li qhov dav ntawm qhov slit feem ntau qhia txog qhov zoo ntawm cov txheej txheem zoo dua li cov lus muag khoom dav dav.

Cov ntaub ntawv tiv thaiv kev xeb uas cov neeg yuav khoom yuav tsum tau nug txog

Cov ntaub ntawv qhia txog qhov zoo tshaj plaws suav nrog cov pov thawj uas ntsuas tau, tsis yog cov lus thov dav dav.

Rau 316 thiab 316L, cov tshuaj lom neeg yuav tsum tau sau tseg nrog daim ntawv pov thawj kuaj zeb uas qhia txog cov ntsiab lus chromium, nickel, thiab molybdenum, ntxiv rau carbon rau qib L. ASTM thiab EN cov ntaub ntawv tswj cov khoom sib xyaw thiab cov kev cai kuaj tshuab, tab sis koj daim ntawv xaj yuav khoom kuj yuav tsum xav tau cov khoom tshuaj xyuas uas phim koj qib kev pheej hmoo. Yog tias lub kauj yuav ua haujlwm hauv kev raug chloride, nug seb tus neeg muag khoom puas tuaj yeem muab cov ntaub ntawv passivation, kev lees paub qhov tiav ntawm qhov chaw, thiab cov lej cua sov uas taug qab tau.

Ib qho kev ntsuas uas muaj txiaj ntsig zoo yog tias cov hlau tsis xeb 316-tsev neeg muaj molybdenum, uas yog vim li cas lawv ua tau zoo dua 304 hauv ntau qhov chaw muaj chloride ntau. Lwm qhov kev ntsuas uas muaj txiaj ntsig zoo yog kev tswj qhov ntev: hauv kev yuav coil, qhov tuab thiab qhov dav tsis tsuas yog cuam tshuam rau kev haum xwb tab sis kuj tseem cuam tshuam rau cov txheej txheem tsim khoom. Hauv kev tsim khoom ntau, txawm tias qhov sib txawv me me tuaj yeem txhais tau tias rov ua dua kev teeb tsa thiab pov tseg.

Yog tias daim ntawv thov no muaj kev rhiab heev, xws li cov khoom siv ua zaub mov, cov khoom siv kho vajtse uas nyob ib sab ntawm kev lim dej ntsev, lossis cov khoom siv sab nraud ntawm dej hiav txwv, nws tsim nyog yuav cov khoom no nrog cov txheej txheem kuaj uas paub zoo.ASTM G48Tus qauv no siv dav rau kev kuaj xeb ntawm cov hlau tsis xeb uas muaj qhov pitting thiab crevice, thiab nws muaj lub ntsiab lus ntau dua li cov lus thov kev lag luam dav dav vim nws muab lub hauv paus hauv chaw kuaj mob rau kev sib piv cov hlau sib xyaw.

Cov xwm txheej kev lag luam feem ntau rau cov hlau tsis xeb marine qib

Cov ntsiab lus ua rau kev txiav txim siab txog qib ntau dua li kev sib piv cov ntawv teev npe.

Hauv cov haujlwm hauv hiav txwv lossis ntug dej hiav txwv, 316L feem ntau raug xaiv vim tias cov tshuaj tsuag ntsev thiab cov dej noo khaws cia ua rau muaj kev tawm tsam hauv zos. Hauv cov chaw ua khoom, qhov kev sib tw yuav yog kev ntxuav cov tshuaj siv tshuaj es tsis yog dej hiav txwv, tab sis cov tshuaj ntxuav uas muaj chloride tuaj yeem tsim kev pheej hmoo zoo sib xws. Hauv kev kho kom zoo nkauj, qhov teeb meem feem ntau yog ob qho tib si xeb thiab tsos, yog li qhov zoo ntawm cov khoom tiav txias ua rau muaj teeb meem kev lag luam thiab kev siv tshuab.

• Khoom siv hauv dej hiav txwv:cov ntaiv tes, cov brackets, cov fasteners, thiab cov khoom sab nraud uas raug cua ntsev.
• Kev ua tshuaj lom neeg:cov ntaub thaiv, cov npog, cov ntaub liners, thiab cov khoom sib xyaw ua ke.
• Cov khoom siv khoom noj thiab dej haus:cov chaw ntxuav tau qhov twg kev huv thiab kev xeb ob qho tib si tseem ceeb.
• Cov khoom siv sab nraum zoov:cov vaj huam sib luag thiab cov neeg tiv thaiv uas ntsib cov av noo, nag, thiab ntsev hauv huab cua.

Rau cov kev pab cuam OEM, cov neeg yuav khoom feem ntau nyiam cov khoom siv sib xws nrog qhov dav ruaj khov thiab qhov chaw rov ua dua vim tias cov cuab yeej tau lees paub ib zaug thiab tom qab ntawd xav tias yuav khiav mus rau ntau lub hlis. Rau cov neeg faib khoom, kev npog ntau dua yuav tseem ceeb dua li ib qho kev qhia meej. Hauv ob qho tib si, txoj hauv kev zoo tshaj plaws yog txhais qhov chaw ib puag ncig ua ntej, tom qab ntawd xaiv qhov kev tsim kho coil tseeb thib ob.

Daim ntawv teev cov khoom sib piv rau 316 316L txias dov stainless hlau kauj

Kev sib piv cov neeg muab khoom zoo yuav tsum muab qhov tseem ceeb rau cov pov thawj dua li cov lus cog tseg.

Nug txhua tus neeg muag khoom kom tau cov ntaub ntawv zoo ib yam li ntawd, kev sib piv no yog qhov ncaj ncees. Daim ntawv teev npe ntawd yuav tsum suav nrog qib alloy, cov qauv khoom, tus qauv kev kam rau siab, qhov tiav, qhov nyuaj, txoj kev taug qab, txoj kev ntim khoom, thiab lub sijhawm ua khoom. Yog tias tus neeg muag khoom kuj muab kev hloov pauv tom qab xws li kev txiav lossis kev ntim khoom tiv thaiv, qhov ntawd tuaj yeem txo koj cov nqi ua haujlwm sab hauv thiab txo kev puas tsuaj rau kev tuav.

1. Xyuas kom meej tias qhov chaw ib puag ncig puas muaj chloride ntau, acidic, noo noo, lossis sib xyaw.
2. Xaiv 316 lossis 316L raws li kev pheej hmoo ntawm kev vuam thiab xeb.
3. Qhia meej tias qhov dov txias yog tias qhov tiaj tus, qhov tsos, lossis kev ua kom raug yog qhov tseem ceeb.
4. Txhais cov lus piav qhia txog qhov tiav, qhov nyuaj, qhov dav, thiab qhov tuab ua ke.
5. Thov MTC, kev taug qab cua sov, thiab cov ntaub ntawv tshuaj xyuas ua ntej xa khoom.

Yog tias koj qhov project xav tau qhov dav hloov pauv rau kev luam ntawv lossis kev pub mis tsis siv neeg, tus neeg muag khoom uas muaj lub tuam txhab tshwj xeebkev muab khoom siv txiav thiab stripmuaj peev xwm yuav txo qhov kev pheej hmoo ntawm kev tsim khoom. Yog tias qhov kawg siv yog kev khi lossis kev sib khi hauv kev pabcuam corrosive,cov hlua khi hlau tsis xebtuaj yeem yog ib tsev neeg khoom lag luam uas muaj txiaj ntsig zoo los ntsuam xyuas tib lub sijhawm.

Thaum 316L tsim nyog tus nqi ntxiv

316L tsim nyog tus nqi ntxiv thaum qhov zoo ntawm weld thiab corrosion durability tsav tus nqi tsis ua haujlwm.

Yog tias cov khoom siv tau vuam tom qab tsim, cov pa roj carbon tsawg dua hauv 316L pab txo qhov muaj feem cuam tshuam ze ntawm cov vuam. Qhov ntawd muaj txiaj ntsig zoo rau cov thoob dej, cov khoom siv hauv dej hiav txwv, cov hau txheej txheem ntub dej, thiab cov rooj sib dhos uas tsis tuaj yeem ua kom sov tag nrho tom qab tsim khoom. Thaum cov khoom tsis tau vuam thiab ib puag ncig tsis muaj kev kub ntxhov, 316 tej zaum yuav txaus thiab qee zaum pheej yig dua.

Los ntawm kev yuav khoom, tus nqi khoom siv ntxiv ntawm 316L feem ntau yog qhov tsim nyog thaum tus nqi hloov pauv ntawm qhov tiav lawm siab. Hauv kev pabcuam corrosive, tus nqi lub neej feem ntau yog tus thawj coj ntawm tus nqi kauj pib. Qhov ntawd yog qhov laj thawj tseem ceeb uas ntau tus engineers teev 316L rau cov khoom tseem ceeb txawm tias thaum qib qis dua yuav pheej yig dua rau hnub thawj zaug.

Cov Lus Nug Txog 316 316L txias dov stainless hlau kauj

Puas yog 316L yeej ib txwm zoo dua li 316 rau cov chaw muaj xeb?

Feem ntau tsis muaj. 316L zoo dua rau cov khoom vuam, tab sis 316 tuaj yeem tsim nyog thaum vuam txwv thiab qhov chaw ib puag ncig tsis hnyav heev.

Vim li cas ho xaiv txias dov es tsis txhob kub dov kauj?

Cov kauj vuam txias zoo dua thaum koj xav tau kev tswj hwm qhov tuab, qhov zoo ntawm qhov chaw du, thiab kev ua haujlwm ruaj khov dua.

Qhov nto twg yog qhov feem ntau siv rau kev kho xeb hauv kev lag luam?

2B feem ntau siv vim nws sib npaug qhov tsos, kev ua tiav, thiab muaj, thaum BA lossis kev ua tiav kev cai raug xaiv rau cov kev xav tau tshwj xeeb ntawm kev pleev kom zoo nkauj.

Kuv yuav paub li cas yog tias kuv xav tau cov hlau stainless hlau marine grade?

Yog tias qhov khoom yuav ntsib ntsev tsuag, cua ntug dej hiav txwv, dej hiav txwv txaws, lossis cov neeg ua haujlwm ntxuav chloride, cov khoom siv 316-tsev neeg feem ntau yog qhov kev xaiv zoo dua li 304.

Kuv yuav tsum thov cov ntaub ntawv twg ua ntej yuav khoom?

Thov daim ntawv pov thawj kuaj lub zeb, daim ntawv qhia txog qhov ntev, cov ntaub ntawv qhia txog qhov chaw, thiab cov ntaub ntawv ASTM lossis ISO siv tau.

Qhov dav ntawm qhov txiav puas tseem ceeb rau kev ua haujlwm corrosion?

Yog, tsis ncaj qha. Qhov zoo ntawm ntug thiab qhov dav tsis sib xws tuaj yeem ua rau muaj teeb meem pub mis, puas tsuaj, thiab cov txiaj ntsig tsim khoom tsis sib xws.

Qhov yuam kev feem ntau hauv kev xaiv coil yog dab tsi?

Qhov yuam kev feem ntau yog xaiv los ntawm lub npe qib xwb thiab tsis quav ntsej qhov chaw ib puag ncig tiag tiag, qhov tiav, qhov nyuaj, thiab txoj kev tsim khoom.

Hauv kev xaus, qhov zoo tshaj plaws316 316L txias dov stainless hlau kaujyog qhov uas haum rau qhov kev raug, txoj kev tsim, thiab kev txheeb xyuas qhov yuav tsum tau ua ntawm qhov kawg. Yog tias ib puag ncig muaj cov chlorides lossis rov ua kom ntub dua, ibstainless hlau coil uas tiv taus corrosionHauv tsev neeg 316 feem ntau yog qhov pib zoo. Yog tias qhov project yog marine, welded, lossis hygienic-sensitive, 316L thiab kev tswj hwm txias dov feem ntau muab qhov sib npaug ntawm kev tiv thaiv corrosion, manufacturability, thiab kev pabcuam lub neej.