Khaub thuas galvanizing lawv tus kheej txhais tes

Corrosion hlau tshwm sim nyob rau hauv nws cov sis raug zoo nrog atmospheric oxygen. Kom tsis txhob no thiab mus cuag cov kev pab cuam lub neej ntawm cov khoom ib tug ob peb lub sij hawm, nws yog tsim nyog los nqa tawm ib tug txheej ntawm kev tiv thaiv kev ntsuas. Galvanizing yog feem ntau yog siv. Qhov no txoj kev muaj nyob rau hauv thov ib tug zinc txheej rau ntawm qhov chaw ntawm tsab xov xwm. Qhov no txoj kev yuav siv sij hawm qhov chaw los ntawm ntau txoj kev.

ntau ntau yam lag luam

Rau hnub tim, lub kev loj hlob ntawm hnyav scholars tso cai rau cov kev siv ntawm cov nram qab no:

- txias galvanizing hlau;

- kub;

- diffusion;

- Electrolytic;

- shoopirovanie;

- roj-dynamic.

Nyias, hais txog txhua txoj kev los sib tham tom qab.

Qhia cov galvanizing

Kis yuav suav hais tias ob hom - kub thiab electrolytic. Nyob rau hauv no ua ntej txoj kev, hu ua ntxiv Electroplated, tus ntaus ntawv yuav tsum tau tag nrho cov ntau lawm kab rau. Tab sis qhov no txoj kev yog tsis zoo heev tiv thaiv corrosion. Txawm li cas los, nws muab cov khoom ib tug zoo nkauj thiab ci iab tsos. Yog li ntawd siv electrolytic galvanizing yog tsuas yog rau cov hniav hom phiaj.

Kub poob galvanizing txoj kev - ib tug heev kim ce. Yuav kom siv nws, qhov khoom yuav tsum muab raus rau hauv molten zinc. Qhov no txoj kev yog nqa tawm tsuas yog nyob rau ib tug muaj teev thiab yuav tsum tau ib tug ntau ntawm lub zog thiab kev rau siab. Nplaim cov khoom yog tau los ntawm uas tsis yog-glossy thiab matte. Tab sis lub txheej yog li ntawd check hais tias nws muaj peev xwm los sib piv cov kuj los xeb stainless hlau.

Kub thiab txias galvanizing yog zoo tsim raws li ib tug txhais tau los tiv thaiv cov hlau. Thaum ua ntawv thov mus rau qhov chaw ntawm cov khoom zinc hmoov los yog chav, siv thaum tshav kub kub, qhov no yog hu ua diffusion txheej. Yog hais tias lub zinc nyob rau hauv ib tug molten lub xeev yog thov mus rau lub phom, xws li coloring, nws shoopirovanie.

Tus txheej txheem ntawm thov zinc siv supersonic txaus - roj-dynamic txheej. Xws li ib tug txoj kev muaj ib tug high adhesion thiab ib tug heev ib qho kev zoo nyob rau hauv no hwm nyob rau hauv kev sib piv nrog rau lwm tus neeg.

Tag nrho ntawm cov kev muaj peev xwm muab tau yooj yim deployed nyob rau hauv ib tug coj mus muag teev ntawm ib tug tshwj xeeb ntau lawm, tiam sis ntawm no nyob rau hauv tsev, cov dab no heev nyuab rau siv, thiab nyob rau hauv tej rooj plaub tsis yooj yim sua.

Yuav kom cov hlau qauv yuav raws li cov cai thiab cov nqe lus ntawm lub lag luam, nws yuav tsum tau manufactured nyob rau hauv raws li cov nqe lus ntawm tus txheej txheem cov ntaub ntawv. Kom meej meej tseg uas yuav tsum tau xws li ib tug mus ntsib.

Poob galvanized txias - yog lub feem ntau heev thiab pheej yig txoj kev uas yuav tiv thaiv hlau los ntawm corrosion. Nws tsis xav tau kev khoom thiab complex raug dab. Daim ntawv thov ntawm cov zinc-muaj pes tsawg leeg yog tsis muaj ntau nyuaj tshaj xim kev kho mob. Cov ntsiab lus ntawm cov muaj pes tsawg leeg, uas yog ua mob khaub thuas hlau galvanizing, kom meej meej yog tswj los ntawm GOST. Nws yuav tsum muaj tsawg kawg yog 94 feem pua zinc.

Yuav ua li cas yog no?

Zinc yog ib yam tshuaj caij teej tug mus rau cov pab pawg neeg ntawm cov hlau. Nws yog yus muaj los ntawm ib tug silvery-dawb xim. Nyob rau hauv nws cov ntshiab daim ntawv nws muaj ib tug es lub cev tsis kho cov qauv. Nws reacts nrog lub atmospheric huab cua, namely, nrog nws cov Cheebtsam: carbon dioxide thiab oxygen. Vim li no cov tshuaj tiv thaiv tshwm nyob rau hauv tus nto ntawm lub oxide, uas muaj high tsevneeg lub zog thiab yog tsis raug mus rau nyias mus nyias.

zinc electrochemical tej zaum tus nqi txo los ntawm ib nrab piv nrog cov hlau. Yog li ntawd, cov compound yog ib khub ntawm ib tug anode thiab ib tug cathode ntawm zinc - hlau. Thaum raug rau atmospheric dej nws reacts nrog zinc nyob rau hauv cov tshuaj tiv thaiv, thiab cov tsim carbonate. Nws yog nws thiab nws cov oxide yog tsis yaj, thiab cov khoom yog coated zaj duab xis.

Pluses txias ua txoj kev,

- txias galvanizing txoj kev muaj lub ntsiab zoo dua - nws yog qhov uas tsis muaj cov kev txwv rau lub Scope ntawm lub workpiece.

- Tsis xav kom muab rho cov khoom thiab nws tus me nyuam mus rau lub kev kho mob qhov chaw. Tag nrho cov yuav ua tau mus tas li.

- Deg galvanized nyob rau hauv no txoj kev, tsis cuam tshuam nrog Vuam ua hauj lwm. Nws yog tseem tau mus nqa tawm ua ntawm welds.

- Khaub thuas ua hauj lwm zinc hlau lug tshwm sim nyob rau ib tug xis kub - -20 rau + 40 degrees.

- yuav tsum vov zoo tiv thaiv corrosion thiab yog tsis raug mus rau heev loj deformations, thaum nws puv heev saj zawg zog.

- txias galvanizing muaj peev xwm thov mus rau qhov chaw uas muaj ntau yam coloring compositions.

- Tej hauj lwm yuav ua tau nws tus kheej, tsis muaj tshwj xeeb cov khoom thiab technology.

- Khaub thuas galvanizing GOST 9.305-84 kom meej meej tswj nyob rau hauv muaj pes tsawg leeg thiab zog.

- Tsawg nqi.

ua rau koj tus kheej

Xws li ib tug txheej, uas tiv thaiv cov hlau los ntawm xeb, yuav nqa tawm nyob rau hauv tsev, thaum saib cov kev ntsuas txog kev ceev faj. Nyob rau hauv tas li ntawd mus rau lub txias txoj kev, nws yog tau mus nqa tawm electroplating. Tiam sis peb yuav tsum dais nyob rau hauv lub siab hais tias xws li ib tug ntsha - ib tug tsis tshua lom tshuaj. Nws yuav tsum tau ua licas nrog saib xyuas thiab ceev faj, yuav tsum muaj koj tus kheej tiv thaiv.

Cov kev siv kev ua lag luam muaj ntau ntau yam ntawm cov cuab yeej uas pub rau tus mob khaub thuas galvanizing ntawm steel lug ntawm lub tsev. Tej zaum cov ntsiab lus ntawm qhov yooj yim caij lawv sib txawv nyob rau hauv ib tug loj ntau yam. Raws li, qhov efficiency yuav tsum yog tus qis, tus qis qhov feem pua.

Tej compositions kuj muaj lwm yam tsis zoo:

- qhov yuav tsum tau rau ib tug ntau txhij txhua kev npaj ntawm cov lus;

- cov neeg pluag adhesion rau hlau, uas lub txheej tsim nyob rau microcracks vim cov neeg pluag elasticity;

- ib co manufacturers siv xwb ib lub hnyav, ua rau nws yooj yim mus ua hauj lwm;

- rau daim ntawv thov ntawm ib co xav tau ib tug tshwj xeeb lub tsheb;

- lwm tus neeg tsuas tsis muaj ntxiv painting.

"Galvanol"

Zoo neeg tus yam ntxwv thiab tswv yim pom zoo muaj ib cov khoom xws li "Galvanol".

Nws cov khoom no:

- nws muaj ib tug high ntsiab lus ntawm ntshiab zinc hmoov, uas los txog rau 96%;

- ceev kom qhuav, ua ntej koj thov cov tom ntej no txheej yog tsim nyog yuav tau tos tsis muaj ntau tshaj li ib nrab ib teev;

- thov ib tug zoo xws li cov txias galvanizing tau los ntawm tej yam paub hom: txhuam, cov menyuam, immersion los yog tsuag;

- Haum rau ntxiv painting xim formulations, thiab polymer coatings;

- tau mus thov tsis tau pre-tu xeb;

- tsis plam nws lub zog thaum ua ntawv thov thaum uas tsis muaj kub (-35 ° C), raws li zoo raws li cov av noo nyob rau hauv lub workpiece;

- tsis yuav tsum tau tshwj xeeb kuab. Haum universal, xws li kuab los yog xylene.

Tau txais kev pab kev no lineup txias galvanizing, tawm xyuas feem ntau zoo. Hlau corrosion-resistant rau ob peb xyoo.

Yuav ua li cas yog

ua technology:

- zoo-do kua zinc, vim hais tias nws muaj ib tug ntau dua kev ceev thiab stratified. Nws yog tsim nyog kom tau ib tug homogeneous slurry. Teeb meem zoo li cas npaj cov khoom rau kev tiv thaiv ntawm cov khoom nyob rau ntau npaum li cas yuav kav lub anti-xeb xim;

- ntshiab nthuav dav mechanically;

- degreased nto los ntawm tej yam muaj txhais tau tias;

- thov nram qab no txheej muaj pes tsawg leeg tsis pub tshaj ib nrab ib teev. Kev tiv thaiv ntawm ob zinc txheej yuav pab tsawg kawg yog 10 xyoo;

- zaum kawg txheej, uas yuav muab rau cov khoom ib tug tiav lawm saib, muab tso rau zoo dua, tos hnub.

Thaum ua mob khaub thuas galvanizing, lub tshuab yuav tsum muaj cai. Tsuas yog ces ua homework no indistinguishable los ntawm lub Hoobkas.

galvanic

Tej galvanizing yuav tsum tau zoo raug thiab precision, tshwj xeeb tshaj yog nyob rau hauv tsev. tsheb roj teeb tam sim no qhov twg los tej zaum yuav ua haujlwm hauv tej txoj kev los sis charger nrog tso zis ntau zog mus txog 12 W.

Cov ntsev yog tsim raws li ib tug ntsha. Tab sis nws yog ib qho zoo yog hais tias nws yog zinc. Rau nws lawm yuav tsum tau:

- zinc sulfate - 200 g;

- magnesium los yog ammonium sulphate - 50 g;

- Sodium acetate - 15 g;

- ib tug liter ntawm dej.

Nws yog ua tau rau kom lwm tus ntsev los tso zinc rau hauv lub roj teeb ntsha thiab tos kawm tiav ntawm cov tshuaj tiv thaiv, tom qab lub acid yog hloov dua siab tshiab rau hauv ib lub ntsev. Yog li nws ntau yuav ua tau siab. Ces tus ntsev yog diluted nrog dej.

Tseem Ceeb! Ntsha - ib tug tshuaj lom, nws yog tsim nyog los ua hauj lwm nrog nws ua nrog huab ceev faj. Lub chav tsev nyob rau chaw ua hauj lwm yuav tsum tau zoo ventilated.

Lauj kaub tais diav rau cov zauv yuav tsum muaj ib lub khob los yog tshwj xeeb yas. Yuav kom nws yog tsau ib tug zinc electrode. Nrog ib tug me me npaum li cas ntawm nthuav dav haum yooj yim ua ub no ntawm cov Bank. Lub ib feem yuav tsum zoo ntxuav thiab degreased. Nws yuav tsum tau dipped nyob rau hauv ib tug tov npaj rau tsis ntev tshaj 10 vib nas this. Ces rub tawm thiab ntxuav kom huv si nrog dej. Ces koj yuav tsum mus nqa tawm anodizing qhov chaw. Rau no zinc electrode yog ua, kev cob cog rua rau lub hwj chim qhov twg los. zinc zaj duab xis tsim tshwm sim nyob rau 10-40 feeb.

Nqi txias galvanizing

Raws li cov "zinc-Teeb Meem" active teeb meem cov ntsiab lus - 96%. Lub sij hawm ntawm kev tiv thaiv - los ntawm 10 mus rau 50 xyoo. Nws muaj high efficiency raws li nws muaj ib tug txaus tus nqi ntawm 1 kg mus rau 4 m ^2. Nqe - los ntawm 300 rubles ib kilogram.

"ZINOL" - zinc-muaj xim nrog ib tug cov ntsiab lus ntawm 95% m ntawm lub active tshuaj. Nqe - los ntawm 340 rubles ib kilogram.

Zinga - ib feem ntawm Belgian ntau lawm, uas nqa tawm ib tug txias galvanizing, uas muaj tag nrho cov tsim nyog zog tiv thaiv lub hlau los ntawm corrosion. Nqe - los ntawm 576 rubles ib kilogram.

Peb twb hais "Galvanol" - lub feem ntau nrov cuab tam nrog cov phooj ywg. Nws muaj 96% -s cov ntsiab lus ntawm zinc nyob rau hauv muaj pes tsawg leeg thiab txhua tus tsim nyog zog. Nqe - los ntawm 390 rubles ib kilogram.

"ZINOTAN" - muaj ib feem ntawm 85% zinc. Nqe - los ntawm 380 rubles ib kilogram. Tiv tebchaw raws li zinc yog muaj nyob rau hauv ib tug lossis loj ntau yam. Tus nqi yog nyob tsis tau tsuas yog nyob rau hauv cov ntsiab lus ntawm zinc, tab sis kuj nyob rau hauv lub koob meej uas tsim lub hom. Lwm pes tsawg leeg pub rau tus mob khaub thuas galvanizing, - "ZINOL".

Yuav ua li cas mus xaiv

Thaum yuav khoom qhov tsim nyog cov nyiaj them zoo dua xim nyob rau hauv ua ntej nyob rau hauv nws muaj pes tsawg leeg thiab tshaj tawm hais tias lub zog. Xim ntxoov yeej tsis txawv ntau yam, feem ntau matte gray. Kev noj rau kev thov zoo tib yam - tsis ntau tshaj 300 g / m ^2. Yog li ntawd, cov kev yuav tsis muab suav hais tias tseem ceeb nyob rau hauv cov kev xaiv, tab sis zoo li cas tiag matters:

- lub neej;

- lub them nqi;

- kom qhuav lub sij hawm;

- zinc cov ntsiab lus;

- Txee lub neej;

- daim ntawv thov tej yam kev mob.

xaus

Yog li ntawd peb xam tawm li cas los ua tus txias galvanizing ntawm steel lug. Raws li koj tau pom, qhov no yog ib txoj kev zoo los tiv thaiv tus nto ntawm cov hlau los ntawm qhov tsis zoo feem ntawm xeb, li no ua nws cov kev pab cuam lub neej.