Stainless hlau hlau yog ntau yam thiab tseem ceeb cov khoom siv nyob rau hauv ntau yam kev lag luam, los ntawm kev tsim kho thiab kev tsim khoom mus rau tsheb thiab aerospace. Raws li ib tug stainless hlau xaim xaim, peb feem ntau ntsib cov neeg muas zaub uas tsis meej pem txog qhov sib txawv ntawm ntau qib ntawm stainless hlau hlau. Hauv tsab ntawv tshaj tawm blog no, peb yuav tshawb xyuas qhov sib txawv tseem ceeb ntawm cov qib sib txawv, pab koj txiav txim siab paub thaum xaiv cov hlau zoo rau koj cov kev xav tau tshwj xeeb.
Tshuaj muaj pes tsawg leeg
Lub hauv paus tseem ceeb uas sib txawv ntau qib ntawm stainless hlau hlau yog lawv cov tshuaj muaj pes tsawg leeg. Txhua qib muaj qhov sib xyaw ua ke ntawm cov ntsiab lus, uas cuam tshuam rau nws cov khoom thiab kev ua tau zoo.
- 201 Stainless hlau hlau: Qib no muaj cov manganese thiab nitrogen ntau heev, nrog rau cov ntsiab lus qis nickel piv rau lwm qib. Cov ntsiab lus nickel txo qis ua rau nws tus nqi ntau dua - kev xaiv zoo. Koj tuaj yeem kawm ntxiv txog201 Stainless hlau hlau.
- 304 Stainless hlau hlau: Dav suav hais tias yog qib siab tshaj plaws thiab ntau yam stainless hlau, 304 muaj kwv yees li 18% chromium thiab 8% npib tsib xee. Qhov kev sib xyaw ua ke no muab kev tiv thaiv zoo corrosion thiab zoo formability. Yog xav paub ntxiv txog ntawm304 Stainless hlau hlau, nyem qhov txuas.
- 440C Stainless hlau hlau: Paub txog nws cov ntsiab lus carbon siab, 440C muaj qhov tshwj xeeb hardness thiab hnav tsis kam. Nws yog feem ntau siv rau hauv daim ntawv thov qhov twg txiav thiab abrasion kuj tseem ceeb heev. Tshawb xyuas440C Stainless hlau hlaukom nkag siab txog nws cov yam ntxwv zoo dua.
Corrosion Resistance
Ib qho ntawm cov khoom tseem ceeb tshaj plaws ntawm stainless hlau xaim yog nws lub peev xwm los tiv thaiv corrosion. Qib ntawm corrosion kuj txawv heev nyob ntawm seb qib ntawm stainless hlau.
- 201 Stainless hlau hlau: Thaum nws muaj qee qhov kev tiv thaiv corrosion, nws qhov kev ua tau zoo tsis zoo li qhov siab dua - qib stainless hlau, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig hnyav. Nws yog qhov zoo tshaj plaws rau kev siv sab hauv tsev lossis cov uas tsis tshua muaj kev cuam tshuam rau corrosive agents.
- 304 Stainless hlau hlau: Ua tsaug rau nws cov ntsiab lus chromium thiab npib tsib xee, 304 muab kev tiv thaiv zoo heev rau kev xeb, ua rau nws tsim nyog rau ntau yam kev siv, suav nrog thaj chaw marine thiab kev tsim kho.
- 440C Stainless hlau hlau: Txawm hais tias nws muaj kev tiv thaiv corrosion zoo, cov ntsiab lus carbon siab tuaj yeem ua rau nws yooj yim dua rau corrosion nyob rau hauv qee yam kev mob piv rau 304. Txawm li cas los xij, kev kho kom zoo tuaj yeem txhim kho nws cov corrosion - resistant zog.
Mechanical Properties
Cov khoom siv ntawm cov hlau tsis muaj steel hlau, xws li lub zog, hardness, thiab ductility, kuj txawv ntawm cov qib.
- Lub zog: 440C stainless hlau xaim muaj npe nrov rau nws lub zog siab. Cov ntsiab lus carbon siab ua rau nws lub zog hardness thiab tensile lub zog, ua rau nws zoo tagnrho rau cov ntawv thov uas xav tau siab - cov ntaub ntawv muaj zog, xws li cov hlaws thiab cov cuab yeej txiav.
- Ductility: 304 stainless hlau xaim pom zoo ductility, uas txhais tau tias nws tuaj yeem tsim tau yooj yim thiab khoov yam tsis muaj kev tawg. Cov cuab yeej no ua rau nws muaj kev xaiv nrov rau cov ntawv thov xws li hlau mesh thiab cov hniav nyiaj hniav kub.
- Hardness: Raws li tau hais ua ntej, 440C muaj qhov nyuaj siab heev vim nws cov ntsiab lus carbon. Nyob rau hauv sib piv, 201 thiab 304 yog cov softer thiab ntau malleable.
Daim ntawv thov
Qhov sib txawv ntawm cov tshuaj muaj pes tsawg leeg, kev tiv thaiv corrosion, thiab cov khoom siv kho tshuab txiav txim siab cov ntawv thov tsim nyog rau txhua qib ntawm stainless hlau xaim.
- 201 Stainless hlau hlau: Feem ntau siv rau hauv cov ntawv thov tsawg dua qhov uas tus nqi yog qhov tseem ceeb. Qhov no suav nrog kev kho kom zoo nkauj sab hauv, cov khoom siv hlau dav dav, thiab qee qhov qis - cov ntawv thov kev ntxhov siab.
- 304 Stainless hlau hlau: Nws versatility ua rau nws haum rau ntau yam kev siv. Nws yog siv nyob rau hauv kev lag luam khoom noj khoom haus rau cov khoom siv, nyob rau hauv kev tsim kho kev lag luam rau fencing thiab reinforcement, thiab nyob rau hauv kev lag luam automotive rau qhov chaw raug rau ib puag ncig.
- 440C Stainless hlau hlau: Feem ntau yog siv nyob rau hauv daim ntawv thov uas yuav tsum tau siab hardness thiab hnav tsis kam, xws li riam, cov cuab yeej phais, thiab siab - kev ua tau zoo bearings.
Vuam Hlau
Sib nrug los ntawm cov qauv qib, kuj tseem muaj cov xov hlau tshwj xeeb stainless hlau rau vuam lub hom phiaj, suav nrogStainless hlau MIG Vuam HlauthiabStainless hlau TIG Vuam Hlau.
- Stainless hlau MIG Vuam Hlau: Hlau Inert Gas (MIG) welding yog ib txoj hauv kev nrov rau kev koom nrog cov khoom siv hlau stainless. MIG vuam hlau yog tsim los muab ib tug du thiab ruaj khov arc, kom ntseeg tau siab - welds zoo. Lawv muaj nyob rau hauv cov qib sib txawv kom phim cov khoom siv hauv paus.
- Stainless hlau TIG Vuam Hlau: Tungsten Inert Gas (TIG) welding muaj kev tswj xyuas meej ntawm cov txheej txheem vuam, ua rau nws haum rau nyias thiab mos stainless hlau qhov chaw. TIG vuam hlau yog tsim los ua kom huv, muaj zog, thiab zoo nkauj zoo nkauj welds.
Xaiv cov qib zoo
Thaum xaiv cov qib zoo ntawm stainless hlau xaim rau koj qhov project, ntau yam yuav tsum tau xav txog:
- Ib puag ncig: Yog hais tias cov hlau yuav raug corrosive ib puag ncig, xws li thaj chaw ntug dej hiav txwv los yog cov nroj tsuag tshuaj, siab dua - qib stainless hlau zoo li 304 lossis 440C yuav tsum tau.
- Load thiab Stress: Rau cov ntawv thov nrog siab - kev xav tau kev ntxhov siab, xws li cov qauv kev txhawb nqa lossis siab - cov tshuab ua haujlwm, qib siab dua li 440C yuav tsim nyog dua.
- Nqi: Nyiaj txiag yeej ib txwm xav txog. Yog tias daim ntawv thov tsis thov siab - kev ua haujlwm kawg, 201 stainless hlau xaim tuaj yeem yog tus nqi - kev daws teeb meem zoo.
Raws li tus kws tshaj lij stainless hlau xaim xaim, peb nkag siab qhov nyuaj ntawm cov qib sib txawv thiab tuaj yeem muab cov lus qhia tshwj xeeb ntawm kev xaiv cov hlau uas tsim nyog tshaj plaws rau koj daim ntawv thov tshwj xeeb. Txawm hais tias koj xav tau ntau npaum li cas rau qhov kev lag luam lossis ib qho me me rau kev ua haujlwm DIY, peb muaj cov kws tshaj lij thiab cov khoom lag luam kom tau raws li koj cov kev xav tau.
