4140 Alloy Steel yog ib qho ntau yam siv hauv ntau cov ntawv thov. Nws paub txog nws qhov sib npaug ntawm lub zog, kev ua kom muaj zog, ua rau nws cov ntaub ntawv tseem ceeb hauv kev tsim khoom, tshuab, thiab tsheb kho tsheb. Hauv no qhia txog cov yam ntxwv, peb yuav dhia mus rau hauv cov yam ntxwv ntawm 4140 alloy steel, nws cov ntawv thov, nws tau ua tiav li cas, thiab vim li cas nws tau xaiv dua lwm cov ntaub ntawv. Txawm hais tias koj nyob hauv thaj teb txua, tsim kev lag luam, lossis xav paub txog cov hlau, cov lus no yuav muab cov kev pom tseem ceeb uas koj xav tau ntawm 4140 cov pas nrig 240.
Dab tsi yog 4140 alloy steel?
4140 Alloy Steel yog ib qho nruab nrab-carbon, chromium-molybdenum hlau uas muaj qib siab ntawm lub zog, kev ua kom muaj zog ntawm lub zog, tawv, thiab hnav tsis kam. Nws yog cov hlau sib luag, lub ntsiab lus uas nws muaj ntau cov ntsiab lus ntawm cov hlau, uas txhim kho nws cov khoom rau kev siv tshwj xeeb.
Qhov muaj pes tsawg leeg ntawm 4140 alloy steel
| Lub ntsiab | Feem Pua Ntau | Rooj mov |
|---|---|---|
| Pa roj carbon | 0.38% - 0.43% | Muab lub zog thiab hardness |
| Yeebsab | 0.80% - 1.10% | Nce kev nyuaj thiab hnav tsis kam |
| Molybdenum | 0.15% - 0.25% | Txhim kho cov hardenability thiab corrosion tsis kam |
| Tus kws dai txiv manganese | Cov Nqi | Txhim kho kev nruj thiab tshuabsab |
| Silicon | Cov Nqi | Txhim kho lub zog thiab oxidation tsis kam |
| Leej mos | Cov Nqi | Txhim kho machinity cast tab sis tuaj yeem txo kev nruj |
| Phosphorus | Cov Nqi | Txhim kho lub zog tab sis tuaj yeem cuam tshuam tsis zoo cuam tshuam nyuaj |
Cov lus no muab cov hluav taws xob meej thiab meej ntawm cov muaj 4140 alloy steel, nrog rau lub luag haujlwm txhua lub zog hauv nws cov khoom siv.
Cov Khoom Siv Ntawm 4140 Alloy Steel Qws
4140 cov pas nrig steel yog paub rau lawv cov kws kho zoo heev. Cov khoom no suav nrog:
Lub zog thiab hardness
4140 Alloy Hlau Bots lub zog tensile lub zog, uas yog ib qho ntawm nws cov yam ntxwv tseem ceeb. Lub zog tensile tuaj yeem sib txawv raws li cov txheej txheem kho cua sov, tab sis feem ntau nws yog li ntawm 95,000 rau 125,000 PSI. Nws lub hardness kuj tseem muaj ntau, tshwj xeeb tshaj yog tom qab kev kho cua sov, uas tuaj yeem ua rau nws tiv taus hnav thiab deformation.
Ductility thiab tawv tawv
Txawm hais tias nws lub hardness, 4140 steel nyob rau cov ductile, uas txhais tau tias nws tuaj yeem yauv nyom yam tsis muaj tawg. Qhov no ua rau nws muaj cov ntaub ntawv zoo tshaj plaws rau cov ntawv thov uas cov khoom siv tau nqus lub zog los ntawm cov khoom cuam tshuam, xws li hauv cov zog, shafts, thiab cuab yeej. Nws kuj yog qhov nyuaj heev, txhais tau tias nws tiv taus cov lus tshaj tawm tawg, uas tau txhim kho nws txoj kev ntxhov siab.
Corrosion Kuj
4140 Alloy Steel, thaum tsis kho, muaj qee qib ntawm corrosion tsis kam, tab sis nws tseem tuaj yeem xeb thaum raug rau noo noo thiab tshuaj lom neeg. Rau ib puag ncig muaj cov av noo siab lossis qhov chaw uas cov khoom siv yuav raug tshuaj, cov khaub ncaws tiv thaiv ntxiv lossis kev kho cua sov feem ntau pom zoo.
Kev Kho Cua Sov Ntawm 4140 Alloy Steel Qws
Kev kho cua sov yog ib qho txheej txheem tseem ceeb rau kev txhim kho cov khoom siv tshuab ntawm 4140 alloy steel. Cov txheej txheem kev kho mob txawv nyob ntawm cov txiaj ntsig xav tau, tab sis feem ntau suav nrog quenching, Tempering, thiab annealing.
Quenching thiab tempering cov txheej txheem
Quenching cuam tshuam nrog cua sov lub 4140 steel rau qhov kub (nyob ib ncig ntawm 1,500 ° F), ua raws li los ntawm kev txias sai hauv cov roj lossis dej. Qhov no nce lub hardness thiab tensile lub zog ntawm cov hlau. Tempering ua raws li quenching thiab koom nrog cua sov cov hlau mus rau qhov kub qis dua (nyob ib ncig ntawm 900 ° F) los txo cov brittleness thaum tswj kev nyuaj.
Annealing thiab noralizing
Annealing yog lwm hom kev kho cua sov cua sov rau 4140 Alloy Steel. Cov txheej txheem cuam tshuam cov hlau hluav taws xob rau ib qho kub thiab txias thiab maj mam txias nws kom ua kom txias cov khoom. Qhov no ua rau nws siv tau yooj yim dua thiab txhim kho nws qhov ductility. Kev ua haujlwm zoo ib yam li annealing tab sis cuam tshuam nrog cua txias, uas ua rau muaj cov qauv grain zoo dua.
Kev Siv Siv thiab Kev Siv ntawm 4140 Alloy Steel Qws
4140 Alloy Steel Rods tau siv thoob plaws ntau yam kev lag luam vim lawv cov khoom sib npaug zoo ntawm cov khoom. Qee cov ntawv thov feem ntau suav nrog:
Kev Lag Luam Automotive
4140 steel hlau yog nquag siv nyob rau hauv kev tsim cov khoom lag luam ntawm cov khoom lag luam xws li alotive, crankshafts, thiab zog. Cov ntu no yuav tsum tau tiv thaiv kev ntxhov siab tseem ceeb thiab hnav, ua 4140 ib qho kev xaiv zoo vim nws lub zog, kev ua kom muaj zog, thiab qaug zog tsis kam.
Aerospace thiab kev tiv thaiv
Hauv Aerospace thiab kev tiv thaiv cov haujlwm, 4140 alloy steel siv rau kev ua cov dav hlau nres, tsheb tub rog, thiab khoom siv. Cov khoom siv lub zog-rau-qhov hnyav piv thiab tawm tsam rau ib cheeb tsam muaj kev ntxhov siab ua rau nws zoo tagnrho rau cov ntawv thov no.
Siv thiab Machinery
Kev Siv Machinery, suav nrog cov excavators, tsoo, feem ntau siv 4140 steel rau cov seem xws li pins, bushings, thiab cov qauv txheej txheem. Lub peev xwm ntawm 4140 kom tiv thaiv kev hnav thiab cuam tshuam ua nws cov ntaub ntawv tseem ceeb rau kev siv zog ua haujlwm hnyav.
Qhov Zoo Ntawm Kev Siv 4140 Alloy Steel Qws
Lub ntsiab zoo ntawm kev siv 4140 alloy steel qws muaj xws li:
Nqi zog-ua hauj lwm
4140 Steel muab kev ua tau zoo ntawm tus nqi tsim nyog. Thaum nws kim dua li cov kab hlau me me, nws tseem ua tau zoo dua piv rau lwm cov neeg muaj zog zoo li 4340 lossis 300m.
Durability thiab ntev
Vim nws cov siab tawv, hardness, thiab hnav tsis kam, 4140 hlau yog paub txog nws lub neej kev pabcuam ntev. Cov khoom siv ua los ntawm 4140 hlau tuaj yeem ntev ntev nyob rau ib puag ncig muaj kev ntxhov siab ntau dua rau cov neeg ua los ntawm softer hlau.
Ua haujlwm nrog 4140 alloy steel qws
Thaum machining lossis vuam 4140 alloy steel, tej kev txiav txim siab yuav tsum tau ua.
VUAM VUAM 4140 Alloy Steel Qws
Vuam 4140 hlau yuav tsum muaj cov kev paub tshwj xeeb vim nws qhov kev nyuaj. Preheating cov hlau ua ntej vuam thiab tom qab weld-weld-weld) yog qhov tsim nyog los txo qhov kev pheej hmoo ntawm kev tawg thiab ua kom cov welds muaj zog.
Machining thiab txiav 4140 Alloy Steel qws
4140 Alloy Steel yog qhov yooj yim rau lub tshuab, tab sis vim nws lub hardness yooj yim, nws tuaj yeem hnav cov khoom zoo li sai. Siv cov hlau ceev (HSS) cov cuab yeej lossis carbide-tipped cov cuab yeej tau pom zoo rau cov tshuab ntsuas ntshav machining.
Txij Nkawm thiab Kev Saib Xyuas 4140 Alloy Steel Qws
Txhawm rau kom ntseeg tau tias lub sijhawm ntev ntawm 4140 alloy steel Cheebtsam, tu ib txwm thiab kev saib xyuas yog qhov tseem ceeb.
Tiv thaiv kev txhim kho corrosion thiab hnav
4140 yuav tsum tau kuaj xyuas kom tsis tu ncua rau cov cim ntawm hnav, xeb, lossis xeb. Ua ntawv thov cov tshuaj tiv thaiv lossis roj yuav pab tiv thaiv kom tiv thaiv qhov chaw saum npoo. Nyob rau hauv kev ncaj ncees corrosive ib puag ncig, chromium plating lossis galvanizing yuav tau siv los txhim kho corrosion tsis kam.
Kev kuaj xyuas ib txwm
Kev soj ntsuam kev niaj hnub pab nrhiav cov cim thaum ntxov ntawm hnav thiab kua muag, tiv thaiv tej yam kev ua tsis tiav hauv cov ntawv tseem ceeb hauv kev siv. Nquag xyuas kom tawg rau cov kab nrib pleb, kev ua rog, lossis cov cim txawv ntawm kev puas tsuaj uas yog 4140 tseem nyob rau hauv qhov zoo tshaj plaws.
Tag
4140 Alloy Steel Qwsyog cov khoom tseem ceeb rau ntau cov kev siv muaj kev lag luam. Nws cov kev tshuav tshwj xeeb ntawm lub zog, kev ua kom muaj zog, thiab durability ua rau nws zoo tagnrho rau txhua yam ntawm cov tshuab tsheb mus rau cov tshuab ua haujlwm hnyav. Nrog kev kho cua sov kom raug, machining, thiab kev saib xyuas, 4140 tuaj yeem pab tau ntau xyoo, muab kev ua tau zoo tshaj plaws hauv txawm tias feem ntau xav tau ib puag ncig.
Tau txais kev sib cuag nrog peb!
Muaj lus nug lossis xav tau cov ntaub ntawv ntxiv? Hu rau Jeff ntawm East Ai rau tag nrho koj 4140 Alloy Steel xav tau. Txawm hais tias koj tab tom nrhiav cov ncauj lus kom ntxaws, kev taw qhia ntawm machining, lossis cov lus qhia ntawm kev kho cua sov, peb tsuas yog email tam sim ntawd.
Email:jeff@east-ai.cn
Peb cia siab tias yuav pab koj nrog koj cov haujlwm thiab muab koj nrog cov khoom lag luam zoo tshaj 4140 alloy steel khoom.
Lub Sijhawm Post: Dec-30-2024