Dab tsi yog qhov txawv ntawm kev kho kub thiab kub tiav
Kev kho kub thiab kub tiav yog ob nqe lus siv hauv kev lag luam hlau, tshwj xeeb hauv kev tsim cov kav hlau thiab cov raj. Thaum ob qho tib si koom nrog cua sov cov khoom siv hlau, muaj qhov sib txawv tseem ceeb ntawm ob txheej txheem.LEFIN STEELtsim cov yeeb nkab steel los ntawm kev kho kub thiab kub tiav.
Kev kho kub:
Kev kho kub yog txheej txheem cua sov cov khoom siv hlau mus rau qhov ntsuas kub tshwj xeeb, feem ntau ntawm 850 txog 1050 degrees Celsius, thiab tom qab ntawd maj mam txias nws. Cov txheej txheem no yog tsom rau kev txhim kho cov hlau cov khoom siv xws li toughness, ductility, thiab tensile lub zog. Kev kho kub yog feem ntau siv rau hauv cov ntaub ntawv uas tsis tshua muaj carbon steel, uas yuav tsum tau muaj zog dua rau cov kev siv tshwj xeeb xws li kev tsim kho, roj thiab roj, thiab cov kav dej.
Kub tiav:
Ntawm qhov tod tes, kub tiav yog txheej txheem ntawm cua sov cov khoom siv hlau tshaj nws qhov kub thiab txias, feem ntau siab dua 1000 degrees Celsius, thiab tom qab ntawd dov nws tawm kom nws cov duab xav tau. Cov txheej txheem dov muab cov qauv zoo dua qub, uas txhim kho cov hlau lub zog thiab toughness. Cov khoom kawg yog feem ntau yog cov yeeb nkab lossis cov raj, uas yog siv rau hauv ntau yam kev siv xws li kev tsim kho tshuab, kev tsim kho, thiab kev lag luam tsheb.
Qhov txawv tseem ceeb:
Qhov sib txawv tseem ceeb ntawm kev kho kub thiab kub tiav yog qhov kev npaj tau. Kev kho kub yog ua los txhim kho cov khoom siv hluav taws xob ntawm cov hlau, thaum kub tiav yog tsom rau shaping thiab refining cov khoom kawg cov khoom. Tsis tas li ntawd, kev kho kub yuav tsum tau ua kom txias qeeb, thaum kub tiav yuav tsum tau txias sai.
Qhov zoo:
Kev kho kub:
1. Kev Kho Mob: Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm kev kho mob kub yog tias nws tuaj yeem txo qhov mob. Kev kho cua sov ua haujlwm los ntawm kev nkag mus tob rau hauv cov leeg thiab txhawb kev so, uas tuaj yeem pab txo qhov tsis xis nyob thiab mob.
2. Kev so: kev kho mob kub tuaj yeem pab txhawb kev so. Qhov no tshwj xeeb tshaj yog muaj txiaj ntsig zoo rau cov tib neeg uas muaj kev ntxhov siab thiab ntxhov siab heev. Ib da dej sov, sauna, lossis phuam da dej tuaj yeem ua kom zoo nkauj thiab soothing.
3. Txhim kho kev ncig: Kev kho kub tuaj yeem pab txhim kho kev ncig. Cov cua sov ua rau cov hlab ntsha tawg, uas tuaj yeem ua rau cov ntshav ntws thiab oxygen mus rau thaj tsam cuam tshuam. Qhov no tuaj yeem txhawb kev kho mob thiab txo qhov o.
4. Ua kom muaj zog ntxiv: Kev kho cua sov tuaj yeem pab ua kom yooj yim los ntawm kev so cov leeg thiab pob qij txha. Qhov no tuaj yeem muaj txiaj ntsig tshwj xeeb rau cov tib neeg uas muaj mob caj dab lossis mob ntev.
5. Kev Kho Kom Zoo: Kev kho cua sov tuaj yeem txhim kho cov txheej txheem kho kom zoo los ntawm kev txhawb nqa cell rov tsim dua tshiab thiab nce cov metabolism. Qhov no tuaj yeem pab ua kom cov txheej txheem rov qab los thiab txhim kho tag nrho kev noj qab haus huv thiab kev noj qab haus huv.
Kub tiav:
1. Lub zog ntau dua: Cov khoom kub tiav tau paub txog lawv lub zog siab dua piv rau lawv cov khoom ua tiav txias. Cov txheej txheem kev kho cua sov muab cov hlau ntau dua toughness, ua rau nws ruaj thiab resistant rau deformation.
2. Txhim kho cov khoom: Cov txheej txheem ntawm kev kub kub tuaj yeem pab ua kom zoo dua cov microstructure ntawm cov hlau, uas ua rau cov khoom zoo dua qub xws li hardness, tensile zog, thiab ductility.
3. Cov khoom zoo dua qub: Cov khoom kub tiav muaj qhov ua tiav zoo dua, uas ua rau lawv yooj yim rau kev ua haujlwm nrog thiab txhim kho lawv cov tsos. Cov txheej txheem tseem yuav pab tshem tawm txhua qhov tsis xws luag, ua rau muaj qhov sib xws thiab zoo ib yam.
4. Ua kom qhov tseeb qhov tseeb: Cov txheej txheem kub kub ua kom muaj kev ua siab ntev thiab ua tiav qhov ntev dua. Qhov no ua rau cov khoom kub tiav zoo tagnrho rau cov ntawv thov uas yuav tsum muaj kev tiv thaiv nruj, xws li hauv kev lag luam tsheb thiab aerospace.
5. Txo cov nqi tsim khoom: Piv rau lwm cov txheej txheem tsim khoom, kev ua tiav kub yog qhov kev xaiv tus nqi qis. Cov txheej txheem yog qhov yooj yim thiab yuav tsum muaj cov cuab yeej siv tsawg dua li lwm txoj hauv kev, uas ua rau nws muaj txiaj ntsig zoo rau kev tsim cov kav hlau thiab cov kav dej.
Daim ntawv thov:
Kev kho kub:
1. Ib qho ntawm cov kev siv tseem ceeb ntawm kev kho mob kub yog kev kho mob. Thaum tshav kub kub tuaj yeem pab txo cov leeg mob, mob, thiab nruj, ua rau nws kho tau zoo rau cov mob xws li mob caj dab, mob nraub qaum, thiab mob khaub thuas. Cov cua sov ntawm cov cua sov kuj tseem tuaj yeem pab ua kom cov ntshav ntws thiab oxygen mus rau thaj tsam cuam tshuam, txhawb kev kho thiab txo qhov mob.
2. Lwm daim ntawv thov kev kho mob kub yog kev so thiab kev ntxhov siab. Lub soothing warmth tuaj yeem pab ua kom lub siab thiab txo kev ntxhov siab, ua rau nws yog ib qho kev kho zoo tshaj plaws rau cov neeg uas tawm tsam nrog kev ntxhov siab lossis ntxhov siab. Kev kho cua sov kuj tseem xav tias yuav pab txhim kho kev pw tsaug zog zoo, uas tuaj yeem cuam tshuam rau tag nrho kev noj qab haus huv thiab kev noj qab haus huv.
3. Tsis tas li ntawd, kev kho kub tuaj yeem siv los txo cov mob ua pa xws li mob khaub thuas, mob khaub thuas, thiab kab mob hauv qhov ntswg. Lub qhov sov sov tuaj yeem pab kom tawg ua kom tawg thiab meej pem cov hlab pa, ua rau nws ua pa yooj yim thiab txo qhov mob hnyav thiab txo qhov mob hnyav dua.
Kub tiav:
1. Kev tshawb nrhiav roj thiab roj: Cov kav dej kub ua tiav tau siv dav hauv kev lag luam roj thiab roj rau kev drilling thiab tshawb nrhiav. Cov kav dej no tuaj yeem tiv taus siab, thiab lawv lub zog thiab kav ntev kom ua haujlwm ntev.
2. Kev tsim hluav taws xob: Hauv kev lag luam tsim hluav taws xob, cov kav dej kub tiav yog siv rau kev thauj mus los ntawm cov cua kub siab thiab lwm yam dej. Lawv kuj tseem siv los ua cov raj boiler uas tuaj yeem tiv taus qhov kub thiab txias.
3. Mechanical engineering: Kub tiav cov kav dej yog siv hauv kev tsim kho tshuab rau kev tsim cov tshuab hnyav thiab khoom siv. Lawv siv nyob rau hauv kev tsim cov cranes, excavators, thiab lwm yam tshuab hnyav.
4. Automotive kev lag luam: Cov kav dej kub tiav pom cov ntawv thov hauv kev lag luam automotive rau kev tsim cov pa hluav taws xob thiab lwm yam khoom siv uas yuav tsum tau muaj zog thiab kav ntev.
5. Kev tsim kho: Cov kav dej kub tiav yog siv rau hauv kev tsim kho vaj tse, txuas hniav, thiab lwm yam kev tsim kho vaj tse. Lawv yog cov kev xaiv zoo tshaj plaws rau kev tsim kho cov haujlwm uas xav tau lub zog siab thiab tsis kam tiv thaiv corrosion.
Paub:
Kev kho kub:
Kub kho steel tseem hu ua quenched thiab tempered steel, los yog yooj yim QT steel. Hom hlau no yog kho cua sov kom muab nws cov cuab yeej tshwj xeeb xws li siab zog thiab hardness. Cov hlau yog rhuab mus rau qhov kub thiab txias sai sai, hu ua quenching, uas tsim ib qho nyuaj thiab nkig qauv. Cov hlau yog tom qab ntawd sov dua thiab maj mam txias, hu ua tempering, uas txo cov hardness thiab nce toughness.
Kub tiav:
Kub tiav hlau, ntawm qhov tod tes, yog tsim los ntawm cua sov cov hlau mus rau qhov kub thiab txias thiab ces dov los yog extruding nws mus rau hauv nws cov duab kawg thaum nws tseem kub. Cov txheej txheem no ua rau cov hlau nrog lub ntsej muag du thiab sib xws. Kub tiav steel feem ntau yog siv rau cov ntawv thov qhov twg precision thiab zoo nto tiav yog qhov tseem ceeb.
Hauv kev xaus, kev kho kub kub thiab kub tiav yog ob txoj hauv kev tseem ceeb siv hauv kev lag luam steel los tsim cov khoom siv hlau thiab cov khoom zoo. Ob leeg muaj lawv cov txiaj ntsig tshwj xeeb thiab cov ntawv thov uas haum rau cov kev xav tau tshwj xeeb hauv kev lag luam. Yog li ntawd, xaiv cov txheej txheem tsim nyog yog qhov tseem ceeb hauv kev ua kom cov khoom kawg ua tau raws li cov khoom xav tau thiab cov qauv kev ua haujlwm.
