Txheem: AISI, ASTM, BS, DIN, GB, JIS
Dav: 600-1500 hli
Kev Ua Phim: + / -0. 01 hli
Zinc Txheej: 30G / {1}} g / ㎡ (Z275 / G90)
Txheej Txheem: Kub Dip Galvanizing Thiab Electro...
Galvanized hlau
Koj tus kws tshaj lij Galvanized Steel Phaj Chaw tsim khoom
Gnee Steel (Tianjin) Co., Ltd.tshwj xeeb hauv kev xa tawm thiab ua cov khoom lag luam galvanized steel, txias dov steel, ua ntej-painted steel coils, steel kav, thiab kho cov txheej txheem steel. Nrog xyoo dhau los hauv kev lag luam steel thoob ntiaj teb, peb tau cog lus los muab cov khoom lag luam txhim khu kev qha, ruaj khov zoo, thiab kev pabcuam tshaj lij rau cov neeg siv khoom thoob ntiaj teb. Peb cov khoom siv dav siv hauv kev tsim kho, kev tsim khoom, kev tsim vaj tsev, kev thauj mus los, thiab kev lag luam
Cov ntawv pov thawj
Peb muaj kev tswj xyuas nruj nruj thoob plaws hauv kev tsim khoom thiab kev ua haujlwm kom ntseeg tau tias txhua qhov kev txiav txim ua tau raws li cov qauv thoob ntiaj teb thiab cov neeg siv khoom xav tau. Peb cov khoom ua tau raws li ISO thiab CE cov qauv thiab tuaj yeem kuaj xyuas los ntawm thib peb -cov koom haum xws li SGS, TUV, thiab BV raws li cov neeg siv khoom thov. Peb tsom mus rau kev xa cov khoom lag luam zoo ib yam, cov lus qhia meej meej, thiab kev cia siab rau kev xa tawm zoo.
Peb Lub Zog
Gnee Steel yog nruab nrog cov cuab yeej ua haujlwm siab tshaj plaws, suav nrog precision slitting, txiav, thiab kev pabcuam customized fabrication. Peb tuaj yeem muab cov khoom lag luam steel hauv ntau qhov ntau thiab tsawg, thicknesses, thiab kev kho deg raws li qhov kev xav tau sib txawv. Los ntawm kev xaiv cov khoom siv raw mus rau qhov kawg ntim, txhua theem tau ua tib zoo tswj xyuas kom ntseeg tau cov khoom sib xws, qhov tseeb qhov tseeb, thiab kev xa khoom zoo rau cov neeg siv khoom thoob ntiaj teb.
Kev Muag Khoom
Peb cov khoom steel raug xa tawm mus rau cov neeg siv khoom thoob plaws South America, Africa, Middle East, Southeast Asia, thiab lwm yam lag luam thoob ntiaj teb. Nrog rau kev nthuav dav dav thiab cov kev daws teeb meem yooj yim, peb tau tsim kev koom tes ntev - nrog rau cov chaw muag khoom, cov neeg cog lus, cov tuam txhab, thiab cov neeg muag khoom hauv ntau qhov kev lag luam thoob ntiaj teb.
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Galvanized Steel yog dab tsi?
Ib -tso tseg cov khoom lag luam galvanized steel
Tiv tauj peb tam sim no kom tau txais cov khoom lag luam
Galvanized steel yog ib hom hlau uas tau galvanized los ntawm kev siv cov zinc txheej thoob plaws hauv nws lub cev kom nws tuaj yeem tiv thaiv los ntawm corroding lossis xeb. Galvanized steel muaj lub neej ntev dua thiab kav ntev dua piv rau cov tsis yog-galvanized steel.
Galvanized steel coil ntau lawm kab los ntawm GNEE Steel muaj peev xwm tsim tau txhua xyoo ntawm 300,000 tons thiab kev tsim ceev ntawm 150m / feeb. Peb tuaj yeem tsim thiab muag galvanized steel coils nrog qhov dav ntawm 600-1250mm thiab txheej hnyav ntawm 40-275g / m2.
Galvanized steel ntsig txog cov khoom parameter
| tuab | 0.12 ~ 6.0mm lossis customized |
| Dav | 600-1500mm lossis customized |
| Zinc Txheej | 30~600G/M2 |
| Coil ID | 508 / 610 hli |
| Coil Nyhav | 3-5 Tuj |
| Txuj | ASTM -A653; JIS G3302; EN10147; thiab lwm yam |
| Cov nqe lus them nqi | T / T, LC, Kun Lun Bank, Western Union, Paypal, O / A, DP |
| Hardness | Mos hard (HRB60), nruab nrab nyuaj (HRB60-85), tag nrho nyuaj (HRB85-95) |
| Deg Structure | Tsis tu ncua spangle, Tsawg kawg spangle, xoom spangle, loj spangle |
| Kev kho saum npoo | Chromated/Non-Chromated, Oiled/Non- oiled, Daim tawv nqaij dhau |
Nco tseg: Lub rooj tsuas yog qhov tsis muaj ntawm qee yam khoom. Yog tias koj muaj lwm yam kev xav tau, thov hu rau peb.
Vim li cas thiaj xaiv GNEE Galvanized steel?
01/
Siab zoo
Peb cov khoom yog tsim los yog ua raws li cov qauv siab heev, siv cov ntaub ntawv zoo tshaj plaws thiab cov txheej txheem tsim khoom.
02/
Tus nqi sib tw
Peb muab ntau dua - cov khoom zoo lossis kev pabcuam ntawm tus nqi sib npaug. Yog li ntawd peb muaj kev loj hlob thiab loyal cov neeg siv khoom.
03/
Kev paub nplua nuj
Peb lub tuam txhab muaj ntau xyoo ntawm kev ua haujlwm ntau lawm. Lub tswv yim ntawm cov neeg siv khoom- taw qhia thiab yeej- yeej kev koom tes ua rau lub tuam txhab paub tab thiab muaj zog dua.
04/
Kev xa khoom thoob ntiaj teb
Peb cov khoom txhawb nqa thoob ntiaj teb shipping thiab logistics system ua tiav, yog li peb cov neeg siv khoom thoob plaws ntiaj teb.
05/
Tom qab - kev muag khoom
Kev tshaj lij thiab kev xav tom qab - pab pawg muag khoom, cia koj txhawj xeeb txog peb tom qab - muag kev pabcuam, muaj zog tom qab - pab pawg muag khoom.
06/
Cov cuab yeej siv siab heev
Lub tshuab, cuab yeej lossis cov cuab yeej tsim los nrog cov thev naus laus zis thiab kev ua haujlwm kom ua tiav cov haujlwm tshwj xeeb nrog ntau dua precision, efficiency thiab kev ntseeg tau.
peb cov neeg koom tes
GNEE STEEL tsim kom muaj kev lag luam muaj zog los ntawm kev tsim kom muaj txiaj ntsig zoo los ua kom yeej- yeej nrog cov koom tes ua lag luam. Peb nquag koom nrog peb cov neeg koom tes los daws cov teeb meem kev sib raug zoo uas cov txiaj ntsig kev lag luam tsis tau xav txog thiab tsim kom muaj kev zoo siab thiab ua tiav qhov chaw ua haujlwm los ntawm kev txhawb nqa kev lag luam ntawm kev ntseeg siab thiab kev muaj tswv yim.
Cov neeg siv khoom siv rau galvanized steel khoom.
Korean cov neeg muas zaub
Cov neeg siv khoom Indian
New Zealand cov neeg siv khoom
Cov neeg siv khoom Chilean
Cov neeg siv khoom Indian
Cov neeg siv khoom Lavxias
Peb lub Hoobkas
peb qhov kev pabcuam
Laser txiav, Plasma txiav, nplaim txiav, Laser vuam, dej dav hlau txiav, Laser txiav kav, Xovxwm dabtsi yog khoov, yob txoj kev, phaj yob dabtsi yog khoov, Drilling, Milling, Bevelling
Management Philosophy
Cov txiaj ntsig tseem ceeb ntawm GNEE STEEL Group yog "Kev Nyab Xeeb", "Win-Win", "Ethics" thiab "Creativity", "Safety" txhais tau hais tias kev hwm rau tib neeg yog qhov tseem ceeb tshaj plaws, thiab cov neeg tuav haujlwm yuav tsum ua tus thawj coj hauv kev txhawb nqa kev nyab xeeb txhua hnub nrog rau kev ua haujlwm. "Win-yeej" yog hais txog kev xyaum ua kom nkag siab lwm tus, sib qhia lwm tus, nrhiav kev vam meej, thiab loj hlob tsis tu ncua los ntawm kev tsim txiaj ntsig hauv zej zog. "Ethics" yog hais txog kev ua raws li kev coj ncaj ncees raws li kev ntseeg siab ntawm cov tswv cuab hauv zej zog, ua raws li lub hauv paus ntsiab lus ntawm nqi zog thiab kev rau txim. "Creativity" txhais tau tias yog tus thawj coj hauv kev daws teeb meem nrog kev qhib siab, qhib kev koom tes, thiab qhib siab.
Peb pab neeg
GNEE GROUP
Cov txiaj ntsig ntawm Galvanized Steel
Corrosion kuj
Cov txiaj ntsig tseem ceeb tshaj plaws ntawm galvanization yog corrosion kuj. Thaum cov hlau yog coated nrog zinc, nws tiv thaiv xeb thiab oxidation, ua kom cov khoom siv lub neej ntev, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig muaj kev ya raws thiab tshuaj lom neeg.
Kev saib xyuas tsawg
Vim tias galvanized steel yog resistant rau corrosion, nws yuav tsum tau me ntsis kom tsis txhob muaj txij nkawm thaum lub sij hawm. Qhov no tuaj yeem txuag tau ntawm cov nqi cuam tshuam nrog kev pleev xim, rov- txheej, lossis kho cov txheej txheem steel corroded.
Durability
Zinc muab cov txheej tawv tawv, tiv thaiv uas tuaj yeem tiv taus kev puas tsuaj thiab puas. Qhov no ua rau cov hlau galvanized haum rau cov ntawv thov uas ua haujlwm hnyav lossis siv hnyav.
Tus nqi -kev ua tau zoo
Galvanization yog tus nqi-txoj kev tiv thaiv hlau zoo vim tias nws ntxiv cov tuab me me rau cov khoom siv thiab siv cov txheej txheem pheej yig. Lub sij hawm ntev - kev txuag nyiaj los ntawm kev txo cov txij nkawm thiab kho kom nws muaj txiaj ntsig zoo.
Daim ntawv thov ceev
Cov txheej txheem galvanizing yog ceev thiab tuaj yeem siv rau ntau yam duab thiab qhov ntau thiab tsawg ntawm cov hlau tsis hloov nws lub cev. Qhov no tso cai rau lub sijhawm tsim khoom sai thiab yooj yim ntawm kev siv hauv kev tsim khoom.
Rov ua dua
Ob leeg hlau thiab zinc siv nyob rau hauv galvanization yog tag nrho recyclable. Qhov no ua rau cov hlau galvanized yog ib qho kev xaiv zoo rau ib puag ncig, vim nws ua rau txo cov pov tseg thiab txhawb kev coj ua kom ruaj khov.
Lub neej ntev
Kev tiv thaiv zinc txheej tuaj yeem siv tau rau ntau xyoo, muab kev tiv thaiv ntev - tiv thaiv ib puag ncig. Qhov kev ua neej ntev no yog qhov zoo tshwj xeeb hauv cov ntawv thov uas hloov cov nqi yuav siab.
Kev tiv thaiv hluav taws xob
Txawm hais tias cov zinc txheej yog khawb, cov tshuaj tiv thaiv electrochemical ntawm cov hlau thiab zinc muab kev tiv thaiv cathodic rau thaj chaw liab qab hauv qab, ua kom qeeb corrosion hauv qhov chaw raug.
GNEE kub muag galvanized steel khoom
Hom galvanizing
Galvannealing
Galvannealing yog kev sib xyaw ua ke ntawm kub-dip galvanizing thiab annealing txheej txheem los tsim cov txheej txheem tshwj xeeb ntawm cov ntawv hlau. Cov khoom tiav lawm yog zinc- hlau alloy khoom, nrog ib tug dull matte deg tiav uas zoo tagnrho rau cov xim adhesion. Cov txheej txheem no ua haujlwm los ntawm kub-dipping lub hauv paus hlau, thiab tom qab ntawd muab cua sov rau hauv qhov cub annealing ntawm qhov kub li ntawm 565 ºC kom induce alloying ntawm cov hlau thiab molten zinc txheej. Piv txwv ntawm galvannealing suav nrog: kev ua haujlwm vuam, kev siv dej hiav txwv, thiab cov ntawv thov kev ntxhov siab siab -.
Kub-dip galvanizing
Kub-dip galvanizing yog ib hom zinc txheej siv rau cov ntawv hlau (los yog cov khoom siv hlau tsim). Qhov no tshwm sim los ntawm kev hla cov khoom hlau los ntawm da dej ntawm zinc molten thiab ces txias rau lawv. Cov zinc txuas rau cov hlau hauv cov hlau. Kub-dip galvanizing ua haujlwm los ntawm kev tsim cov txheej txheem tiv thaiv ntawm ob sab ntawm cov hlau los tiv thaiv cov khoom tiav los ntawm corrosion. Galvanized steel tsis xav tau cov txheej txheem thib ob lossis ntxiv txheej lossis pleev xim. Piv txwv ntawm kub-dip galvanizing muaj xws li: kev lag luam hauv pem teb, txoj kev tsheb guardrails, brackets, thiab fixings.
Electrogalvanizing
Electrogalvanization yog txheej txheem uas cov hlau yog galvanized nrog zinc txheej siv electroplating. Hlau yog submerged nyob rau hauv ib tug zinc ntsev tov thiab ib tug hluav taws xob tam sim no yog siv los tsim electrogalvanized hlau. Tam sim no tsim cov tshuaj tiv thaiv ntawm zinc ntsev thiab saum npoo ntawm cov hlau, tawm hauv qab ib txheej nyias ntawm zinc. Qhov no zinc laver yog thinner dua li txoj kev kub dipping. Electrogalvanized steel yog siv nyob rau hauv: acoustic qab nthab vuas, qhov rooj ncej, thiab switchboards.
Ua ntej-galvanizing
Cov txheej txheem ua ntej-galvanizing, tseem hu ua zeb galvanization, yog ua nyob rau hauv cov theem pib ntawm kev tsim cov hlau uas yuav muaj tsawg tus txheej txheem tom qab ua ntej-galvanization. Qhov no yog vim tias ua tiav cov txheej txheem ntawm cov hlau galvanized yuav ua rau muaj cov hlau liab qab rau cov cua ua rau muaj kev pheej hmoo ntawm oxidation. Cheebtsam uas yog pre-galvanized feem ntau yog steel phaj thiab tuav. Txoj kev no tso cai rau galvanizing ua kom sai thiab ua tau zoo ntawm qhov loj dua li qhov ua tau nrog cov tsoos kub -dipping. Cov txheej txheem no ua haujlwm los ntawm dov cov ntawv hlau (los yog lwm yam zoo li cov khoom siv hlau) hauv tus neeg saib xyuas los npaj cov khoom kom dhau los ntawm cov zinc molten, uas yog tom qab ntawd sai sai. Ua ntej-galvanizing feem ntau yog siv rau cov ntaub ntawv uas twb muaj cov duab tshwj xeeb ua ntej txiav.
Kev siv ntawm Galvanized Steel
1. Kev tsim kho:Hauv kev tsim kho kev lag luam, galvanized steel yog siv rau vov tsev thiab cladding, structural steel thav duab, purlins, thiab kev txhawb nqa. Nws kuj tseem ua haujlwm nyob rau hauv kev tsim cov guardrails, txoj kev loj dividers, thiab ntaiv.
2. Infrastructure:Cov choj, lub zog xa hluav taws xob, thiab kev tiv thaiv txoj kev tsheb feem ntau siv galvanized steel vim nws muaj peev xwm tiv taus huab cua huab cua thiab tiv thaiv corrosion.
3. Architectural:Galvanized steel yog siv nyob rau hauv kev tsim cov qhov rais thav duab, qhov rooj, thiab lwm yam architectural hardware. Nws qhov zoo nkauj tiav thiab ua haujlwm rau huab cua ua rau nws haum rau ob qho tib si sab hauv thiab sab nrauv.
4. Automotive kev lag luam:Lub tsheb lub cev, thav duab, thiab tso pa tawm feem ntau suav nrog cov khoom siv hlau galvanized los tiv thaiv xeb thiab txuas lub tsheb lub neej.
5. Cov khoom siv:Cov tub yees, tshuab ntxhua khaub ncaws, thiab lwm yam khoom siv loj feem ntau siv cov hlau galvanized rau cov txee sab hauv thiab cov vaj huam sib luag sab nraud vim nws tsis kam khawb thiab stains.
6. Cov khoom siv hluav taws xob:Cov khoom siv hluav taws xob thiab cov ntaub thaiv npog yog tsim los ntawm cov hlau galvanized los tiv thaiv cov cuab yeej rhiab los ntawm qhov chaw corrosive thiab ua kom lub neej ntev.
7. Kev ua liaj ua teb:Tsheb laij teb cabs, nplej bins, thiab lwm yam kev ua liaj ua teb qauv tau txais txiaj ntsim los ntawm corrosion kuj muaj los ntawm galvanized steel.
8. Rooj tog:Cov rooj tog sab nraum zoov, xws li cov rooj zaum thiab cov rooj noj mov, feem ntau muaj cov galvanized steel thav duab los tiv thaiv cov ntsiab lus.
9. HVAC systems:Cheebtsam ntawm cua sov, qhov cua, thiab cua txias tshuab, xws li ductwork thiab qhov cua grilles, yog tsim los ntawm galvanized steel rau kev tiv thaiv ntawm ya raws thiab condensation.
10. Kev tswj dej:Cov kav dej, cov kav dej phwj tuaj, thiab cov kav dej siv cov hlau galvanized vim nws tsis kam tiv thaiv cov dej paug thiab corrosion.
11. Railings thiab laj kab:Cov laj kab kev ruaj ntseg, ib puag ncig fencing, thiab railings hauv cov chaw pej xeem thiab cov chaw nyob ntiag tug feem ntau yog tsim los ntawm cov hlau galvanized los muab lub zog thiab huab cua.
Txheej txheem ntawm Galvanized Steel
Ntxuav:Cov hlau raug ntxuav kom huv si kom tshem tawm cov av, roj, lossis nplai uas tuaj yeem cuam tshuam nrog kev ua raws li zinc txheej. Cov txheej txheem ntxuav no yuav suav nrog degreasing, alkaline tu, los yog pickling hauv cov kua qaub kom tshem tawm cov oxides.
Fluxing:Tom qab ntxuav, cov hlau feem ntau fluxed. Fluxing cov neeg ua haujlwm pab tiv thaiv qhov chaw ntxuav los ntawm kev sib kis thiab tiv thaiv kev tsim cov zinc oxide fumes thaum lub sij hawm txheej txheem galvanizing.
Preheating:Tom qab ntawd cov hlau yog preheated rau qhov kub thiab txias hauv qab nws qhov melting point. Qhov no xyuas kom meej tias cov hlau yuav tsis warp thaum dipped rau hauv molten zinc da dej thiab pab tswj kev huv ntawm cov hlau nto.
Galvanizing:Lub preheated steel yog submerged nyob rau hauv ib tug molten zinc da dej ntawm qhov kub ntawm ib ncig ntawm 840℃F (450 degree). Ntawm qhov kub no, zinc txheej bonds rau cov hlau los ntawm cov tshuaj tiv thaiv metallurgical. Cov txheej txheej muaj ntau txheej txheej, suav nrog zinc- txheej hlau alloy uas muab kev tiv thaiv cathodic rau cov hlau hauv qab.
Cua txias:Tom qab galvanizing, cov hlau raug tso cai kom txias maj mam mus rau chav sov. Raws li nws txias, lub ntuj patina tuaj yeem tsim rau ntawm qhov chaw, txhim kho corrosion kuj ntawm zinc txheej.
Kev tshuaj xyuas thiab kuaj:Cov hlau galvanized yog tshuaj xyuas kom zoo thiab kuaj xyuas kom ntseeg tau tias cov zinc txheej ua tau raws li qhov yuav tsum tau muaj thickness thiab adhesion qauv.
Tom qab-kev kho mob:Raws li kev npaj siv, cov hlau galvanized tuaj yeem raug kho ntxiv. Cov no tuaj yeem suav nrog kev pleev xim lossis hmoov txheej los ntxiv xim thiab kev tiv thaiv ntxiv, lossis txiav thiab shaping rau hauv cov khoom kawg.
Yuav Ua Li Cas Kho Galvanized Steel
Kev tshuaj xyuas tsis tu ncua
Ib ntus xyuas cov hlau galvanized rau cov cim ntawm kev puas tsuaj lossis hnav. Saib rau khawb, dents, los yog qhov chaw uas cov zinc txheej tau hnav.
Kev tiv thaiv los ntawm kev cuam tshuam
Xyuas kom tseeb tias cov hlau muaj kev tiv thaiv los ntawm kev cuam tshuam lub cev uas tuaj yeem ua rau khawb lossis khawb, uas yuav ua rau cov hlau hauv qab mus rau corrosion.
Ntxuav
Tsis tu ncua ntxuav lub ntsej muag ntawm cov hlau galvanized kom tshem tawm cov av, cov khib nyiab, thiab lwm yam khoom paug ib puag ncig uas tuaj yeem ua rau ntau lub sijhawm. Siv cov tshuaj detergents me me thiab zam cov tshuaj abrasive uas tuaj yeem khawb cov zinc txheej. Yaug kom huv si kom tshem tawm tag nrho cov residue.
Tsis txhob muaj tshuaj purity
Khaws cov galvanized steel kom deb ntawm cov kua qaub uas muaj zog, alkalis, thiab lwm yam tshuaj uas tuaj yeem cuam tshuam nrog zinc txheej thiab ua rau corrosion. Yog tias tsis tuaj yeem tiv thaiv tau, xav txog kev siv cov txheej tiv thaiv los yog hauv ob sab phlu.
Painting los yog txheej
Rau kev tiv thaiv ntxiv, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig hnyav, xav txog kev siv cov xim los yog txheej txheej ntawm cov hlau galvanized. Qhov no tuaj yeem muab kev tiv thaiv ntxiv tiv thaiv corrosion thiab huab cua.
Kho qhov chaw puas
Yog tias cov zinc txheej puas lawm, nws raug nquahu kom kho qhov chaw cuam tshuam sai li sai tau txhawm rau tiv thaiv xeb los ntawm kev tsim cov hlau liab qab hauv qab. Kov- cov coatings muaj tshwj xeeb rau kev kho thaj chaw me me ntawm kev puas tsuaj galvanization.
Kev khaws cia zoo
Thaum tsis siv, khaws cov galvanized steel rau hauv qhov chaw qhuav kom deb ntawm qhov chaw ntawm cov av noo ncaj qha los tiv thaiv corrosion.
Dab tsi yog qhov txawv ntawm Galvanized Steel thiab Galvannealed Steel?
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Txheej thickness:Galvanized steel feem ntau muaj txheej nyias dua li cov hlau galvannealed. Cov txheej txheej ntawm cov hlau galvanized feem ntau yog nyob rau hauv thaj tsam ntawm 20-60 g / m², thaum txheej ntawm galvannealed steel feem ntau yog tuab, nyob ib ncig ntawm 60-100 g / m².
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Txheej txheem ntau lawm:Galvanized steel yog tsim los ntawm dipping cov hlau nyob rau hauv ib tug zinc da dej, thaum galvannealed steel undergoes ib tug ntxiv kev kho cua sov txheej txheem tom qab galvanizing. Qhov kev kho cua sov no ua rau cov zinc diffuse mus rau hauv cov hlau, tsim kom muaj cov txheej txheem ntau dua thiab ua raws.
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Corrosion kuj:Galvannealed steel feem ntau muaj kev tiv thaiv corrosion zoo dua li cov hlau galvanized. Lub diffusion ntawm zinc rau hauv cov hlau substrate thaum lub sij hawm galvannealing txheej txheem muab kev tiv thaiv zoo tiv thaiv corrosion.
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Formability:Galvannealed steel feem ntau muaj kev tsim tau zoo dua li cov hlau galvanized. Kev kho cua sov thaum lub sij hawm galvannealing txhim kho cov hlau ductility, ua rau nws tsim nyog rau cov ntawv thov uas yuav tsum tau khoov lossis sib sau.
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Paintability:Galvannealed steel tej zaum yuav muaj cov xim zoo adhesion dua li cov hlau galvanized. Kev txhim kho txheej nplaum tuaj yeem ua rau cov xim zoo dua tiav thiab ntev dua - txheej txheej.
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Tus nqi:Galvannealed steel feem ntau kim dua galvanized steel vim cov txheej txheem kev kho cua sov ntxiv.
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Kev siv thaj chaw:Galvanized steel feem ntau yog siv rau ntau yam kev siv, suav nrog kev tsim kho, tsheb, thiab kev tsim khoom. Galvannealed steel feem ntau nyiam nyob rau hauv daim ntawv thov uas superior corrosion kuj thiab formability yog ib qho tseem ceeb, xws li hauv kev lag luam tsheb.
Dab tsi yog qhov txawv ntawm Galvanized Steel thiab Aluminium Steel?
Khoom:Galvanized steel yog ib hom hlau uas tau coated nrog zinc los tiv thaiv corrosion. Aluminium steel, ntawm qhov tod tes, yog ib hom hlau uas muaj txhuas. Aluminium steel muaj lub zog ntau dua thiab nruj dua li cov hlau galvanized, tab sis nws kuj yog qhov hnyav dua.
Corrosion kuj:Galvanized steel muaj kev tiv thaiv corrosion zoo dua li txhuas hlau, tshwj xeeb tshaj yog nyob rau hauv kev siv sab nraum zoov. Galvanized steel lub zinc txheej tiv thaiv nws los ntawm xeb thiab corrosion, thaum txhuas hlau yog feem ntau ua rau corrosion.
Thaum tshav kub kub kuj:Aluminium steel muaj qhov kub zoo dua li cov hlau galvanized. Aluminium hlau tuaj yeem tiv taus qhov kub siab dua yam tsis muaj kev cuam tshuam los yog warping, ua rau nws tsim nyog rau kev siv xws li khoom noj khoom haus thiab khoom siv.
Qhov hnyav:Galvanized steel yog hnyav dua li txhuas hlau. Qhov no tuaj yeem ua tau zoo dua hauv qee qhov kev siv, xws li kev tsim kho, qhov twg yuav tsum muaj cov khoom hnyav. Txawm li cas los xij, hauv lwm daim ntawv thov, xws li kev tsim dav hlau, sib dua qhov hnyav dua.
Kev siv thaj chaw:Galvanized steel feem ntau yog siv hauv kev tsim kho, tsheb, thiab kev tsim khoom, vim nws lub zog, ruaj khov, thiab corrosion kuj. Aluminium steel feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum tau muaj zog thiab nruj, xws li hauv kev tsim cov khoom siv dav hlau thiab cov khoom siv kho mob.
Yuav ua li cas galvanized hlau kom tsis txhob xeb?
Galvanized steel yog tsim los kom tsis txhob xeb los ntawm kev siv cov zinc txheej tiv thaiv. Cov zinc ua raws li kev txi anode uas tiv thaiv cov hlau los ntawm corrosion. Nov yog cov kauj ruam thiab cov hauv paus ntsiab lus koom nrog hauv kev tiv thaiv xeb siv galvanized steel:
Kub-dip galvanizing
Txoj kev siv ntau tshaj plaws rau galvanizing steel yog immersing huv steel rau hauv ib da dej molten zinc. Raws li daim hlau nkag mus rau hauv da dej, ib txheej ntawm zinc ua rau ntawm nws qhov chaw. Cov tshuaj tiv thaiv no tsim cov zinc txheej uas tuaj yeem sib txawv ntawm cov tuab nyob ntawm qhov ntev ntawm lub sijhawm nws siv hauv zinc thiab qhov kub ntawm zinc da dej.
Txheej txheej
Thaum tshem tawm los ntawm zinc da dej, qhov saum npoo ntawm cov hlau yuav muaj qhov tsis zoo vim yog tsim cov zinc muaju. Cov khoom siv lead ua no tuaj yeem muab kev tiv thaiv ntxiv thaum lawv tiv thaiv cov hlau los ntawm kev cuam tshuam rau cov ntsiab lus corrosive.
Kev sib txuas ntawm hlau
Cov zinc txheej bonds metallically nrog cov hlau substrate, tsim kom muaj kev sib koom ua ke nruj. Daim ntawv cog lus no ua kom ntseeg tau tias txawm tias cov zinc txheej raug khawb, cov hlau hauv qab tseem muaj kev tiv thaiv los ntawm cov zinc nyob ib puag ncig.
Kev tiv thaiv kev txi
Zinc yog ntau anodic (electrochemically reactive) dua hlau, yog li nws yuav corrode nyiam dua thaum galvanized hlau raug rau ya raws los yog corrosive tshuaj. Cov zinc txi nws tus kheej los ntawm oxidizing thiab tsim zinc oxide lossis zinc carbonate, uas yog cov sib txuas ruaj khov uas tsis flake tawm thiab nthuav tawm cov hlau hauv qab.
Kev tiv thaiv tsis tu ncua
Yog tias cov zinc txheej puas lawm, zinc tseem tiv thaiv cov hlau vim tias nws muaj lub siab nyiam corrode dua hlau. Txawm tias me me khawb los yog puas, zinc yuav txuas ntxiv mus corrode es tsis txhob ntawm cov hlau.
Kev kho saum npoo
Tom qab galvanization, qhov saum npoo ntawm cov hlau yuav raug kho ntxiv los txhim kho nws cov tsos lossis txhim kho xim adhesion. Piv txwv li, galvannealed steel tau dhau los ua cov txheej txheem uas qhov saum npoo yog rhuab los tsim ib txheej txheej ntawm zinc thiab hlau, uas muab ib qho smoother nto rau tha xim.
Txhawm rau kom ntseeg tau ntev - tiv thaiv lub sijhawm, nws yog ib qho tseem ceeb uas yuav tau xav txog cov lus qhia txog kev saib xyuas hauv qab no:
● Zam kev puas tsuaj rau lub cev:Tiv thaiv cov zinc txheej los ntawm kev puas tsuaj rau lub cev, vim qhov no tuaj yeem ua rau cov hlau ua rau corrosion.
● Kev tshuaj xyuas tsis tu ncua:Tsis tu ncua tshuaj xyuas cov hlau galvanized rau cov cim ntawm kev puas tsuaj lossis corrosion thiab kho qhov kev puas tsuaj tam sim ntawd.
● Kev tiv thaiv painting:Kev siv cov xim pleev xim lossis lwm txheej txheej tiv thaiv tuaj yeem txuas ntxiv lub neej ntawm cov hlau galvanized thiab ntxiv cov kev tiv thaiv corrosion ntxiv.
Los ntawm kev ua raws li cov kauj ruam thiab cov hauv paus ntsiab lus no, galvanized steel tuaj yeem tiv taus xeb thiab tswj nws cov qauv kev ncaj ncees thiab kev ua haujlwm ntawm lub neej ntev.
Koj Yuav Qhia Li Cas Yog Hlau Yog Galvanized Steel?
Kev txheeb xyuas cov hlau galvanized muaj ob peb kauj ruam thiab kev soj ntsuam:
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Kev kuaj pom pom:Nrhiav ib tug dull grey tiav. Tsis zoo li cov hlau liab qab, galvanized steel muaj matte tiav es tsis yog ib qho ci iab. Qhov saum npoo yuav tshwm sim me ntsis crystalline vim cov qauv spangle tsim thaum lub sij hawm galvanizing txheej txheem.
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Kov kuaj:Khiav koj tus ntiv tes hla saum npoo. Galvanized steel yuav hnov me ntsis gritty vim yog zinc hais rau saum npoo.
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Qhov hnyav piv:Galvanized steel yuav hnyav dua me ntsis dua li cov uas tsis yog{0}}galvanized steel ntawm tib qhov loj thiab cov duab vim qhov hnyav ntxiv ntawm zinc txheej.
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Magnet teb:Feem ntau galvanized steels yog hlau nplaum. Koj tuaj yeem siv cov hlau nplaum los kuaj seb cov hlau puas nyiam rau nws, uas qhia tau tias nws zoo li hlau. Txawm li cas los xij, qhov no tsis yog qhov tseeb pov thawj ntawm galvanization vim tias tag nrho cov hlau yog sib nqus, tsis hais seb nws puas tau galvanized los yog tsis.
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Kev xeem tshuaj:Siv hydrochloric acid los yog muriatic acid (muaj nyob rau ntawm cov khw muag khoom kho vajtse) rau ib qho me me, tsis pom qhov chaw ntawm cov hlau. Yog hais tias thaj chaw hloov los ntawm grey mus rau ci nyiaj, nws yuav zoo li galvanized hlau vim hais tias cov kua qaub reacting nrog zinc kom tshem tawm cov zinc oxide txheej. Qhov kev sim no tsuas yog yuav tsum tau ua yog tias koj muaj kev ntseeg siab hauv kev tswj hwm cov tshuaj lom neeg thiab nkag siab txog kev pheej hmoo cuam tshuam.
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Labels thiab markings:Qee lub sij hawm cov tuam txhab lag luam yuav sau lossis kos lawv cov khoom nrog cov ntaub ntawv uas suav nrog seb cov hlau puas yog galvanized. Nrhiav cov cim uas yuav qhia txog hom hlau thiab nws txoj kev kho mob.
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Corrosion kuj:Galvanized steel yuav pom kev tiv thaiv me ntsis khawb thiab txiav. Yog tias cov zinc txheej tsis zoo, nws yuav tsum tiv thaiv cov hlau hauv qab los ntawm kev xeb tam sim.
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Kev sab laj:Yog tias koj tseem tsis tau paub meej, koj tuaj yeem sab laj nrog tus kws tshaj lij cov ntaub ntawv uas tuaj yeem siv X-ray fluorescence (XRF) kuaj los txiav txim siab cov ntsiab lus ntawm cov hlau lossis hu rau cov chaw tsim khoom ncaj qha mus nug txog cov khoom specifications.
FAQ
Q: Dab tsi yog qhov tshwj xeeb ntawm galvanized steel?
A: Cov ntsiab lus hlau hauv cov hlau yog qhov tsis txaus ntseeg rau xeb, tab sis qhov sib ntxiv ntawm zinc ua raws li kev tiv thaiv ntawm cov hlau thiab cov dej noo lossis oxygen. Galvanized steel muaj kev tiv thaiv zoo heev, suav nrog cov kaum ntse ntse thiab cov chaw so uas tsis tuaj yeem tiv thaiv nrog lwm cov txheej txheem, ua rau nws tiv taus kev puas tsuaj.
Q: Puas yuav galvanized steel xeb?
A: Galvanized steel siv sijhawm ntev los xeb, tab sis nws yuav kawg xeb. Hom no yog carbon steel uas tau galvanized los yog coated nrog ib tug nyias txheej ntawm zinc. Cov zinc ua raws li kev tiv thaiv kev tiv thaiv oxygen thiab dej los ntawm kev ncav cuag cov hlau, muab kev tiv thaiv corrosion siab heev.
Q: Qhov txawv ntawm cov hlau thiab galvanized steel yog dab tsi?
A: Galvanized steel yog cov ntawv hlau tsis tu ncua uas tau coated hauv zinc kom lawv tiv taus corrosion. Cov hlau tsis tu ncua yog ua los ntawm cov hlau uas yuav xeb thaum raug cov dej noo, xws li nyob rau hauv daim ntawv los nag lossis ambient humidity.
Q: Koj puas yuav tsum pleev xim rau galvanized steel?
A: Koj puas tuaj yeem pleev xim rau galvanized steel? Kub Dip Galvanizing los ntawm nws tus kheej yog lub sijhawm ntev, tus nqi siv tau zoo ntawm kev tiv thaiv corrosion. Txawm li cas los xij, galvanized steel tuaj yeem pleev xim rau cov laj thawj hauv qab no: ntxiv xim rau kev zoo nkauj, camouflage, lossis lub hom phiaj kev nyab xeeb.
Q: Dab tsi yog zinc lossis galvanized hlau zoo dua?
A: Kub dip galvanized coatings muab superior tiv thaiv corrosion. Cov duab hauv qab no qhia tau hais tias zinc plated rooj kho vajtse yuav xeb dhau sijhawm. Qhov no tso cai rau koj hinges ntau dua, nres koj lub rooj vag ntawm swinging smoothly, thiab zoo li unsightly.
Q: Koj tuaj yeem qhia tau li cas yog tias hlau yog galvanized steel?
A: Kev soj ntsuam pom ntawm qhov chaw
Saib rau: Lub ntsej muag spangled: Cov qauv no spangled yog vim zinc crystallization. Cov xim grey dull: Ntau tus xav tsis thoob thaum paub tias cov ntaub ntawv galvanized muaj ntau dua matte tiav. Qhov no yog vim qhov kev tiv thaiv txheej ntawm zinc cuam tshuam nrog qhov hnyav ib puag ncig.
Saib rau: Lub ntsej muag spangled: Cov qauv no spangled yog vim zinc crystallization. Cov xim grey dull: Ntau tus xav tsis thoob thaum paub tias cov ntaub ntawv galvanized muaj ntau dua matte tiav. Qhov no yog vim qhov kev tiv thaiv txheej ntawm zinc cuam tshuam nrog qhov hnyav ib puag ncig.
Q: Koj yuav tiv thaiv galvanized steel li cas los ntawm xeb?
A: Cov kauj ruam tseem ceeb tshaj plaws hauv kev tiv thaiv corrosion ntawm galvanized steel yog ua kom nws tawm ntawm ib puag ncig uas nws raug rau cov khoom uas muaj pH qis dua 6 lossis siab dua 12. Ib sab ntawm qhov yuav tsum tau muaj yog qhov tseem ceeb kom khaws cov hlau galvanized tawm ntawm cov kua qaub los nag.
Q: Vim li cas koj tsis tuaj yeem pleev xim galvanized steel?
A: Txawm hais tias cov zinc txheej tshiab ntawm cov hlau galvanized yuav zoo li huv si thiab npaj rau cov xim los yog hmoov daim ntawv thov, qhov saum npoo yog tiag tiag du thiab yuav tsum tau ntxuav thiab profiling los tsim ib tug zoo mechanical daim ntawv cog lus.
Q: Koj puas tuaj yeem hlawv galvanized txheej?
A: Yuav ua li cas yog tias koj hlawv galvanized steel? Cov zinc hlawv tawm thiab tawm ntawm cov mos mos zinc oxide. Qhov chaw hlawv tsis muaj kev tiv thaiv corrosion. Cov vapors tawm ntawm cov zinc buning yog tshuaj lom thiab yuav ua rau koj mob taub hau tsawg kawg.
Q: Muaj pes tsawg xyoo galvanized steel kav?
A: 72-73 xyoo
Therefore, using the TFM chart, hot-dip galvanized structural steel (>1/4-nti tuab) muab 72-73 xyoo ntawm lub neej rau thawj zaug txij nkawm txawm nyob rau hauv qhov chaw corrosive tshaj plaws, muaj.
Therefore, using the TFM chart, hot-dip galvanized structural steel (>1/4-nti tuab) muab 72-73 xyoo ntawm lub neej rau thawj zaug txij nkawm txawm nyob rau hauv qhov chaw corrosive tshaj plaws, muaj.
Q: Koj puas tuaj yeem foob galvanized hlau?
A: SMP (silane{0}}hloov polymers) sealants, piv txwv li, tsim ib daim ntawv cog lus tsis muaj dej thiab tuaj yeem siv rau ntawm cov khoom ntub dej. Thaum siv thiab kho, lawv nyob twj ywm thiab pleev xim. Lawv tuaj yeem siv rau ntau qhov chaw xws li corrugated thiab galvanized steel, aluminium, pob zeb, iav thiab pob zeb.
Q: Nws puas OK rau vuam galvanized hlau?
A: Vuam galvanized steel yog ua tau, tab sis nws tsuas yog yuav tsum tau ua yog tias tsim nyog kiag li. Yog tias koj tuaj yeem welding cov ntaub ntawv ua ntej lawv yuav galvanized, koj yuav zam qhov kev pheej hmoo ntawm kev noj qab haus huv cuam tshuam nrog cov pa taws thiab cov hlau lead. Koj tseem yuav zam qhov tsis muaj peev xwm tsis muaj zog hauv koj qhov project uas tshwm sim los ntawm kev vuam.
Q: Dab tsi yog bleach ua rau galvanized steel?
A: Kev raug pH ntau tshaj 12 tuaj yeem tshwm sim thaum cov hlau galvanized raug tshuaj dawb lossis tshuaj tua kab mob. Yog hais tias lub galvanized steel nto yog tshuaj tua kab mob, nws yuav tsum tau ntxuav nrog nruab nrab, potable dej sai li sai tau tom qab cov tshuaj tua kab mob muaj lub caij nyoog los ua nws cov hauj lwm.
Q: Dab tsi yog cov khoom dawb thaum koj weld galvanized hlau?
A: Thaum lub sij hawm, tshwj xeeb tshaj yog nyob rau hauv tej yam kev mob tej yam kev mob, zinc txheej yuav hnov mob nrog ya raws thiab lwm yam khoom nyob rau hauv cov huab cua, tsim ib tug dawb, hmoov hu ua zinc oxide.
Q: Dab tsi yog ntsev ua rau galvanized hlau?
A: Cov yam ntxwv uas xeb thiab corrode galvanized steel:
Sodium chloride (ntsev) hauv dej los yog cua. Ib puag ncig ntub lossis ntub dej. Nce nyob rau hauv qhov kub thiab txias thaum ua ke nrog corrosive yam xws li av noo thiab muaj kuab paug.
Sodium chloride (ntsev) hauv dej los yog cua. Ib puag ncig ntub lossis ntub dej. Nce nyob rau hauv qhov kub thiab txias thaum ua ke nrog corrosive yam xws li av noo thiab muaj kuab paug.
Q: Vim li cas koj haus mis nyuj tom qab vuam galvanized?
A: Cov mis nyuj txoj kev xav yog tias thaum lub vuam tau raug zinc fumes uas tsim los ntawm vuam galvanized hlau, calcium nyob rau hauv cov mis supposedly pab tiv thaiv lub cev nqus ntawm zinc. Qhov no ua haujlwm rau qee qhov, tab sis nws tsis pom tseeb tias tsis yog kev kho rau kev raug mob hnyav rau zinc fumes.
Q: Yuav ua li cas yog tias koj nqus pa galvanized?
A: Cov pa taws tuaj yeem ua rau khaus qhov muag, qhov ntswg thiab caj pas. Kev nqus cov pa zinc ntau dhau tuaj yeem tso koj lossis tus neeg teb xov tooj hla PEL (tso cai txwv) thiab ua rau kub hnyiab hlau. Ozone kuj tseem tuaj yeem raug tso tawm thiab ntev ntev ntawm ozone tuaj yeem ua rau lub ntsws puas.
Q: Koj ua li cas rejuvenate galvanized steel?
A: Galvanizing tej zaum yuav raug ntxuav los ntawm dej -raws li emulsifier, alkaline- cov tshuaj ntxuav tes nrog pH ntawm 12 lossis qis dua lossis cov kuab tshuaj organic. Tom qab ntawd yaug qhov chaw nrog dej tshiab thiab tsuas yog so huv nrog ib daim ntaub mos muag. Thov sab laj nrog koj lub galvanizer lossis GAA yog tias koj muaj kev txhawj xeeb txog kev tu koj cov khoom.
Q: Yuav ua li cas thaum koj yaj galvanized steel?
A: Melting Points
Ib qho ntawm cov khoom xyaw tseem ceeb hauv kev sib xyaw ntawm cov hlau galvanized yog zinc. Zinc txheej melts nyob ib ncig ntawm 900 ˚F thiab vaporizes ntawm 1650˚F. Cov zinc uas nyob ze ntawm lub vuam tsis txawm tuav, nws tau txais vaporized. Cov hlau tsis tu ncua muaj qhov melting point ntawm kwv yees li 2,750˚F.
Ib qho ntawm cov khoom xyaw tseem ceeb hauv kev sib xyaw ntawm cov hlau galvanized yog zinc. Zinc txheej melts nyob ib ncig ntawm 900 ˚F thiab vaporizes ntawm 1650˚F. Cov zinc uas nyob ze ntawm lub vuam tsis txawm tuav, nws tau txais vaporized. Cov hlau tsis tu ncua muaj qhov melting point ntawm kwv yees li 2,750˚F.
Q: Koj yuav ua li cas galvanized hlau zoo li tshiab?
A: Pib los ntawm kev ziab kom qhuav ntawm cov hlau galvanized. Tom qab ntawd koj tuaj yeem siv CLR, kua txiv qaub, Naval Jelly Rust Dissolver, Picklex 10G, lossis dawb vinegar. Tom qab ua ntawv thov, txhuam lub tshuab ntxhua khaub ncaws, yaug tawm, thiab kom qhuav cov hlau galvanized.
Peb yog cov kws tshaj lij galvanized steel tuam ntxhab thiab cov muag khoom hauv Suav teb, tshwj xeeb hauv kev muab cov kev pabcuam zoo. Peb sov siab txais tos koj mus yuav pheej yig galvanized steel rau muag ntawm no thiab tau txais cov qauv dawb los ntawm peb lub hoobkas. Rau nqe kev sab laj, tiv tauj peb.