Passivation ntawm stainless hlau bolts

Tom qab kev tsim khoom ntawmStainless Hlau Bolts,Ntau tus neeg ncaj qha huv si huv si, ntim khoom, thiab xa khoom. Tab sis puas yog lawv xav tau kev kho passivation ntxiv? Qhov tseeb, txawm hais tias stainless hlau bolts lawv tus kheej muaj cov xeb zoo, kev kho mob ntxiv yog tseem tsim nyog.

Peb paub tias qhov xeb ua hauj lwm ntawm carbon hlau bolts kev ntseeg siab rau sab hauv lossis lwm yam kev kho mob. Qhov tseem ceeb, lub ntsia liaj qhov rooj yog qhwv tag nrho nrog ib txheej ntawm xeb {{}} Cov ntaub ntawv pov thawj kom cais nws ntawm huab cua. Txawm li cas los xij, vim muaj cov khoom muaj cov khoom ntawm stainless hlau bolts (uas muaj cov chev xws li nicked zaj duab xis ntawm lawv cov npoo thiab siv tau ncaj qha rau huab cua. Txawm li cas los xij, nyob rau hauv ib puag ncig tej chaw hnyav xws li cov ntsev ntau, cov av noo noo, cov nat oxide zaj duab xis kuj tseem tuaj yeem ua puas, ua rau cov bolts rau xeb. Yog li ntawd, txhawm rau txhim kho qhov xeb tsis kam ntawm cov kav hlau tsis xeb, kev kho mob passivation tuaj yeem siv los txhim kho cov nyhuv tiv thaiv saum npoo.

Lub hauv paus ntsiab lus thiab cov txiaj ntsig ntawm stainless hlau ntsia liaj qhov rooj passivation

Kev kho dua siab dua yog hais txog cov hlau uas tsis muaj zog ntawm cov cua sov ua kom muaj cov yeeb yaj kiab uas tsis sib xws Txheem cov kev daws teeb meem yog muag hauv cov thawv thiab muaj los ntawm cov nroj tsuag thiab stainless hlau ntsia hlau ntsia hlau. Lawv tsim nyog rau feem ntau cov ntaub ntawv stainless hlau hauv 200 series, 300 series (piv txwv, 304, 316), thiab 400 Series.

Cov ntsiab lus zoo ntawm kev kho mob hla dhau los muaj xws li:

Txhim kho ntau dua oxidation tsis kam: conventional unpassivated stainless hlau bolts (piv txwv li 304) feem ntau muaj cov tshuaj ntsev pov tseg ntawm kwv yees li 48 teev. Tom qab Txuj Ci Passivation, cov tshuaj ntsev ua kom ntev tau ntev dua 72 teev (tshwj xeeb duration sib txawv me ntsis nyob ntawm cov ntaub ntawv thiab passivation kev txhim kho hauv kev ua kom muaj xeb.

Txhim kho sab npoo lus lus live: yog tias qhov chaw ntawm stainless hlau bolt tsis muaj kev tu kom zoo thiab tsis tuaj yeem txhim kho los ntawm kev kho kom zoo nkauj rau qee yam, ua kom pom kev zoo nkauj.

Cov nqi qis thiab yooj yim kev kho mob muaj cov nqi qis dua, txheej txheem yooj yim, ua kom haum rau huab hwm coj ntau lawm.

Tshwj xeeb cov txheej txheem ntawm stainless hlau ntsia liaj qhov rooj passivation

Kev ntxuav ua ntej: ua ntej, ua kev tu ua ntej ntawm cov hlau tsis muaj zog xws li roj, zam kev cuam tshuam rau ntawm cov chaw, zam kev cuam tshuam rau cov neeg passive.

Kev nkag siab passivation: Tso cov khob huv uas muaj kev daws teeb meem ntau dua li 15 feeb (soak lawv tuaj yeem hloov kho raws li kev daws teeb meem ntawm kev daws teeb meem thiab cov khoom siv ntsia liaj qhov rooj).

Cua sov ua tiav (yeem): Yog tias siv cov khaub ncaws uas muaj cua sov ua kom ntev li cas los yog 15 feeb los txhawb kev sib tw dhau los ntawm kev ua kom dhau los ntawm kev ua kom dhau los. Cov kauj ruam no tuaj yeem raug rho tawm rau chav - kub passivation.

Tom qab yaug yaug: tom qab passivation, yaug lubpajNrog lub diluted sodium kev daws teeb meem hydroce "{{{{{{{{{0} {{{{0} {{0} {{0} {}

Kom qhuav thiab ntim: qhuav cov rinsed bolts los ntawm ci lossis cua {{{}}}}}}}}}} Ua kom qhuav.

Nws yuav tsum raug sau tseg tias yog tias cov xim ntawm cov kev daws teeb meem Thaum sib piv cov pob zeb unpassivated thiab balpated uas cov bolts passivated, thaum ib qho ntawm sab xis yog passivated, qhia muaj qhov sib txawv tseem ceeb hauv cov khoom nto).