Cov Txheej Txheem Tseem Ceeb hauv Lub Hoobkas Galvanizing Turn-Key yog dab tsi?

Ib lub Hoobkas galvanizing uas ua haujlwm tau zoo nrog peb lub tshuab tseem ceeb. Cov tshuab no ua haujlwm los npaj, txheej, thiab ua kom tiav cov hlau. Cov txheej txheem siv cov cuab yeej tshwj xeeb xws liCov Khoom Siv Galvanizing Rau Cov Cheebtsam QauvthiabCov Kab Galvanizing Me Me (Robort)Kev lag luam galvanizing kub-dipped qhia txog kev loj hlob tseem ceeb.

Cov Ntsiab Lus Tseem Ceeb

• Ib lub tshuab galvanizing muaj peb lub tshuab tseem ceeb: kev kho ua ntej, kev galvanizing, thiab kev kho tom qab. Cov tshuab no ua haujlwm ua ke los ntxuav, pleev xim, thiab ua kom tiav cov hlau.
• Lub tshuab ua ntej kho cov hlau yuav ntxuav cov hlau. Nws tshem tawm cov av qias neeg, roj, thiab xeb. Kauj ruam no pab kom cov zinc lo rau cov hlau zoo.
• Lubkev siv galvanizingmuab ib txheej zinc rau ntawm cov hlau. Lub tshuab kho tom qab ua kom cov hlau txias thiab ntxiv ib txheej tiv thaiv kawg. Qhov no ua rau cov hlau muaj zog thiab ruaj khov.

Txheej Txheem 1: Lub Txheej Txheem Ua Ntej Kev Kho Mob

Lub Txheej Txheem Ua Ntej Kev Kho Mob yog thawj theem thiab theem tseem ceeb tshaj plaws hauvcov txheej txheem galvanizingNws txoj haujlwm tseem ceeb yog npaj ib qho chaw hlau uas huv si. Ib qho chaw huv si ua rau cov zinc sib txuas zoo nrog cov hlau. Lub kaw lus no siv ntau yam tshuaj lom neeg los tshem tawm txhua yam khoom tsis huv.

Cov Thawv Tshem Roj

Kev tshem roj yog kauj ruam ntxuav thawj zaug. Cov khoom hlau tuaj txog ntawm lub Hoobkas nrog cov khoom tsis huv ntawm qhov chaw xws li roj, av, thiab roj. Cov thoob roj tshem cov roj no tawm. Cov thoob muaj cov tshuaj lom neeg uas rhuav tshem cov av qias neeg. Cov kev daws teeb meem feem ntau suav nrog:

• Cov tshuaj alkaline degreasing
• Cov tshuaj ntxuav acidic
• Cov tshuaj ntxuav roj alkaline kub siab

Hauv North America, ntau lub galvanizers siv cov tshuaj sodium hydroxide uas kub. Cov neeg ua haujlwm feem ntau ua kom cov tank alkaline no kub txog li 80-85 °C (176-185 °F). Qhov kub no ua rau kev ntxuav huv zoo dua yam tsis tas siv zog ntau los ua kom dej npau.

Cov Twj Tso Kua Dej

Tom qab txhua zaus siv tshuaj lom neeg, cov hlau yuav txav mus rau hauv lub thawv ntxuav. Kev ntxuav yuav ntxuav cov tshuaj seem ntawm lub thawv qub. Cov kauj ruam no yuav tiv thaiv kev ua qias tuaj ntawm lub dab dej tom ntej. Kev ntxuav kom zoo yog qhov tseem ceeb rau kev ua tiav zoo.

Tus Qauv Kev Lag Luam:Raws li SSPC-SP 8 Pickling Standard, dej yaug yuav tsum huv. Tag nrho cov kua qaub lossis cov ntsev yaj uas nqa mus rau hauv cov thoob yaug yuav tsum tsis pub tshaj ob grams ib liter.

Cov Tso Tsheb Hlau Acid Pickling

Tom ntej no, cov hlau yuav mus rau hauv lub tank pickling acid. Lub tank no muaj cov kua qaub diluted, feem ntau yog hydrochloric acid. Cov kua qaub txoj haujlwm yog tshem tawm xeb thiab cov nplai zeb, uas yog cov hlau oxides ntawm qhov chaw ntawm cov hlau. Cov txheej txheem pickling qhia txog cov hlau liab qab, huv si hauv qab, ua rau nws npaj rau kauj ruam kawg.

Cov Twj Tso Kua Dej

Fluxing yog kauj ruam kawg hauv kev kho ua ntej. Cov hlau huv si dips rau hauv iblub tank dej ntwsmuaj cov kua zinc ammonium chloride. Cov kua no siv ib txheej crystalline tiv thaiv rau cov hlau. Txheej no ua ob yam: nws ua qhov kev ntxuav zaum kawg thiab tiv thaiv cov hlau ntawm cov pa oxygen hauv huab cua. Cov zaj duab xis tiv thaiv no tiv thaiv cov xeb tshiab los ntawm kev tsim ua ntej cov hlau nkag mus rau hauv lub lauj kaub zinc kub.

Txheej Txheem 2: Lub Txheej Txheem Galvanizing

Tom qab kev kho ua ntej, cov hlau txav mus rau Galvanizing System. Lub hom phiaj ntawm lub kaw lus no yog siv rauzinc txheej tiv thaivNws muaj peb yam tseem ceeb: lub qhov cub ziab, lub cub tawg galvanizing, thiab lub lauj kaub zinc. Cov khoom no ua haujlwm ua ke los tsim cov hlau sib txuas ntawm cov hlau thiab zinc.

Qhov Cub Ziab Khaub Ncaws

Lub qhov cub kom qhuav yog thawj qhov chaw nres hauv lub kaw lus no. Nws txoj haujlwm tseem ceeb yog kom qhuav cov hlau tag nrho tom qab theem fluxing. Cov neeg ua haujlwm feem ntau ua kom lub qhov cub sov txog li 200 ° C (392 ° F). Qhov kub siab no ua rau tag nrho cov dej noo seem ploj mus. Cov txheej txheem ziab kom huv si yog qhov tseem ceeb vim nws tiv thaiv cov pa tawg hauv cov zinc kub thiab zam cov qhov tsis zoo xws li cov qhov me me.

Cov qhov cub ziab niaj hnub no muaj cov qauv tsim uas txuag hluav taws xob. Cov yam ntxwv no txo ​​cov roj siv thiab txhim kho kev ua haujlwm ntawm cov nroj tsuag.

• Lawv tuaj yeem siv cov pa roj tawm ntawm lub cub tawg los ua kom cov hlau kub ua ntej.
• Lawv feem ntau suav nrog cov txheej txheem rov qab cua sov.
• Lawv xyuas kom meej tias qhov kev faib tawm cua sov zoo tshaj plaws thiab sib xws.

Kub dip galvanizing cub tawg

Lub cub tawg galvanizing muab qhov kub siab uas xav tau los yaj cov zinc. Cov chav muaj zog no nyob ib puag ncig lub lauj kaub zinc thiab tswj cov zinc uas yaj ntawm qhov kub kom raug. Cov cub tawg siv ntau yam thev naus laus zis cua sov siab heev los ua haujlwm tau zoo. Cov hom feem ntau suav nrog:

• Cov Hluav Taws Kub Ceev Uas Muaj Pulse Fired
• Cov Cub Hluav Taws Xob Tsis Ncaj Qha
• Cov Cub Hluav Taws Xob

Kev Nyab Xeeb Ua NtejCov cub tawg ua haujlwm thaum kub heev, ua rau kev nyab xeeb tseem ceeb heev. Lawv tau tsim nrog cov khoom rwb thaiv tsev kub, cov cuab yeej ntsuas digital los saib xyuas qhov kub ntawm lub lauj kaub, thiab cov qauv tsim uas tso cai rau kev tshuaj xyuas yooj yim ntawm cov hlawv thiab cov tswj valve.

Lub lauj kaub zinc

Lub lauj kaub zinc yog lub thawv loj, plaub fab uas tuav cov zinc uas yaj. Nws nyob hauv lub cub tawg galvanizing, uas ua rau nws sov. Lub lauj kaub yuav tsum ruaj khov heev kom tiv taus qhov kub thiab txias tas li thiab qhov xeb ntawm cov kua zinc. Vim li no, cov chaw tsim khoom tsim cov lauj kaub los ntawm cov hlau tshwj xeeb, cov pa roj carbon tsawg, cov hlau silicon tsawg. Qee qhov kuj tseem yuav muaj cov cib refractory sab hauv kom ntev dua.

Txheej Txheem 3: Lub Txheej Txheem Tom Qab Kev Kho Mob

Lub Txheej Txheem Tom Qab Kev Kho Mob yog theem kawg hauvcov txheej txheem galvanizingNws lub hom phiaj yog kom txias cov hlau tshiab uas tau coated thiab siv ib txheej tiv thaiv kawg. Lub kaw lus no ua kom cov khoom muaj qhov tsos xav tau thiab ua kom ruaj khov mus sij hawm ntev. Cov khoom tseem ceeb yog cov quenching tanks thiab passivation stations.

Cov Thawv Tua Hluav Taws Xob

Tom qab tawm hauv lub lauj kaub zinc, cov hlau tseem kub heev, nyob ib puag ncig 450 ° C (840 ° F). Cov thoob dej kub ua rau cov hlau txias sai. Qhov kev txias sai no nres qhov kev sib xyaw ua ke ntawm cov hlau zinc thiab hlau. Yog tias cov hlau txias qeeb hauv huab cua, qhov kev sib xyaw ua ke no tuaj yeem txuas ntxiv mus, ua rau muaj qhov tiav tsis zoo, muaj xim sib txawv. Kev kub pab tswj kom muaj qhov ci dua, zoo ib yam. Txawm li cas los xij, qee qhov qauv hlau tsis haum rau kev kub vim tias qhov kub hloov pauv sai tuaj yeem ua rau warping.

Cov neeg teb xov tooj siv cov kua sib txawv, lossis cov khoom siv sib txawv, rau kev tua hluav taws raws li qhov tshwm sim xav tau:

• Dej:Muab qhov txias sai tshaj plaws tab sis tuaj yeem tsim cov ntsev zinc uas tshem tau rau ntawm qhov chaw.
• Cov roj:Ua kom cov hlau txias tsawg dua li dej, uas txo qhov kev pheej hmoo ntawm kev tawg thaum txhim kho kev ductility.
• Cov ntsev molten:Muab qhov qeeb qeeb, tswj tau qhov txias dua, txo qhov kev cuam tshuam.

Passivation thiab Finishing

Kev siv tshuaj passivation yog kev kho tshuaj kawg. Cov txheej txheem no siv ib txheej nyias nyias, tsis pom rau ntawm qhov chaw galvanized. Txheej no tiv thaiv cov txheej zinc tshiab los ntawm kev oxidation ua ntej thiab kev tsim cov "xeb dawb" thaum lub sijhawm khaws cia thiab thauj mus los.

Kev Nyab Xeeb thiab Ib puag ncig Cov Lus Cim:Keeb kwm los, passivation feem ntau siv cov neeg sawv cev uas muaj hexavalent chromium (Cr6). Txawm li cas los xij, cov tshuaj no yog lom thiab carcinogen. Cov koom haum tsoomfwv xws li US Occupational Safety and Health Administration (OSHA) tswj hwm nws txoj kev siv nruj heev. Vim yog cov kev txhawj xeeb txog kev noj qab haus huv thiab ib puag ncig, kev lag luam tam sim no siv cov kev xaiv muaj kev nyab xeeb dua, xws li trivalent chromium (Cr3 +) thiab chromium-free passivators.

Kauj ruam kawg no ua kom ntseeg tau tiascov khoom galvanizedtuaj txog ntawm nws qhov chaw mus uas huv si, muaj kev tiv thaiv, thiab npaj siv tau.

Cov Txheej Txheem Txhawb Nqa Thoob Plaws Cov Nroj Tsuag Tseem Ceeb

Peb lub tshuab tseem ceeb hauv lub Hoobkas galvanizing vam khom cov tshuab txhawb nqa tseem ceeb kom ua haujlwm tau zoo thiab muaj kev nyab xeeb. Cov tshuab thoob plaws lub Hoobkas no tswj kev txav khoom, cov haujlwm tshwj xeeb, thiab kev nyab xeeb ib puag ncig. Lawv txuas tag nrho cov txheej txheem txij thaum pib mus txog thaum kawg.

Kev Tswj Xyuas Khoom Siv

Lub tshuab ua haujlwm thauj khoom txav cov hlau hnyav thoob plaws hauv qhov chaw. Cov chaw tsim khoom galvanizing niaj hnub xav tau cov cranes zoo thiab lwm yam khoom siv los tswj cov haujlwm. Cov khoom siv no yuav tsum tswj tau qhov hnyav ntawm cov khoom thiab tiv taus qhov kub thiab tshuaj lom neeg.

• Cov Cranes
• Cov tshuab nqa khoom
• Cov khoom siv thauj khoom
• Cov neeg nqa khoom

Cov neeg ua haujlwm yuav tsum xav txog qhov muaj peev xwm thauj khoom ntau tshaj plaws ntawm cov khoom siv no. Rau cov khoom siv hnyav heev, nws yog qhov zoo tshaj plaws los sab laj nrog lub tshuab galvanizer kom paub tseeb tias lawv lub kaw lus tuaj yeem tswj tau qhov hnyav. Qhov kev npaj no tiv thaiv kev ncua sijhawm thiab ua kom muaj kev nyab xeeb.

Cov Khoom Siv Galvanizing Rau Cov Cheebtsam Qauv

Cov nroj tsuag sivCov Khoom Siv Galvanizing Rau Cov Cheebtsam Qauvkom ua tiav cov txheej zinc sib xws rau cov khoom loj lossis cov khoom nyuaj. Kev dipping txheem yuav tsis txaus rau cov khoom uas muaj cov duab tsis sib xws lossis cov nto sab hauv. Cov khoom siv tshwj xeeb no siv cov txheej txheem siab heev, xws li kev tswj hwm qhov txav mus los lossis cov tshuab tsuag tsis siv neeg, kom ntseeg tau tias cov zinc molten ncav cuag txhua qhov chaw sib npaug. Kev siv cov khoom siv Galvanizing Cheebtsam yog qhov tseem ceeb rau kev ua tau raws li cov qauv zoo ntawm cov khoom xws li cov ntoo loj lossis cov rooj sib txoos nyuaj. Kev siv cov khoom siv Galvanizing Cheebtsam kom raug lav qhov ua tiav zoo thiab tiv thaiv.

Kev Rho Tawm thiab Kev Kho Mob Pa

Cov txheej txheem galvanizing tsim cov pa luam yeeb, tshwj xeeb tshaj yog los ntawm cov kua qaub pickling tank thiab covlub lauj kaub zinc kubIb lub tshuab rho pa phem thiab kho pa phem yog qhov tseem ceeb rau kev nyab xeeb ntawm cov neeg ua haujlwm thiab kev tiv thaiv ib puag ncig. Lub tshuab no ntes cov pa phem ntawm lawv qhov chaw, ntxuav huab cua los ntawm cov txhuam lossis cov lim dej, thiab tom qab ntawd tso tawm kom nyab xeeb.

Kev Nyab Xeeb & Ib puag ncig:Kev rho pa phem zoo tiv thaiv cov neeg ua haujlwm kom tsis txhob nqus cov pa tshuaj lom neeg thiab tiv thaiv kev tso cov pa phem tawm rau hauv huab cua, kom ntseeg tau tias lub Hoobkas ua raws li cov cai ib puag ncig.

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Ib lub Hoobkas galvanizing uas ua haujlwm tau txhua lub sijhawm muaj peb lub hauv paus tseem ceeb. Kev kho ua ntej ntxuav cov hlau kom huv si. Lub tshuab galvanizing siv cov txheej txheem, thiab kev kho tom qab ua tiav cov khoom. Cov txheej txheem txhawb nqa, suav nrog Cov Khoom Siv Galvanizing Cheebtsam, ua ke tag nrho cov txheej txheem. Cov nroj tsuag niaj hnub no siv kev ua haujlwm tsis siv neeg thiab cov cim qhia kev ua tau zoo tseem ceeb los txhim kho kev ua haujlwm zoo thiab kev ruaj khov.