High Carbon Steel siv rau dab tsi?

High carbon steel rodsyog ib hom hlau uas muaj cov pa roj carbon ntau dua li kev npaj sib txawv. Nws yog lub npe hu rau nws cov solidarity, hardness, thiab hnav obstructive. Hauv tsab xov xwm no, peb yuav tshawb xyuas lub hom phiaj ntawm nws, tshuaj xyuas nws cov weldability, thiab muab cov lus pom zoo rau cov welding ncej tsim nyog rau nws. Hauv tsab xov xwm no, peb yuav tshawb xyuas lub hom phiaj ntawm nws, tshuaj xyuas nws cov weldability, thiab muab cov lus pom zoo rau cov welding ncej tsim nyog rau nws.

Taw qhia rau High Carbon Steel:

Siabcarbonsteelrua odsyog ib hom hlau uas muaj cov pa roj carbon ntau dua qhov sib txawv ntawm cov hlau sib txawv. Feem ntau nws muaj cov pa roj carbon ntau ntawm 0.60% mus rau 1.00%, uas ua rau nws lub zog tshwj xeeb thiab hardness zog.Qhov nthuav carbon cov ntsiab lus hloov kho cov khoom lub peev xwm los tiv thaiv lub nra hnyav, tawm tsam kev sib tw, thiab ua raws li nws cov duab zoo nyob rau hauv qhov xwm txheej tsis txaus ntseeg.

Ib qho ntawm qhov zoo tshaj plaws ntawm nws yog nws lub zog muaj zog. Qhov muaj feem pua ntawm cov pa roj carbon atom ntau dua hauv cov hlau matrix ua rau nws tsim cov ntawv cog lus muaj zog, ua rau muaj zog tag nrho. Qhov no ua rau nws tsim nyog rau cov ntawv thov uas xav tau cov ntaub ntawv muaj zog thiab ruaj khov. Kev lag luam xws li tsheb, kev tsim kho, thiab kev tsim khoom feem ntau siv cov khoom lag luam rau cov khoom raug hnyav lossis hnyav hnyav.

Lwm yam tseem ceeb ntawm nws yog nws hardness. Cov ntsiab lus carbon ntxiv txhawb kev tsim cov carbides, uas yog cov khoom nyuaj dispersed thoob plaws hauv cov hlau microstructure. Cov carbides ntxiv rau cov khoom hardness, tso cai rau nws tawm tsam qhov chaw seem thiab hnav zoo dua li ntau hom hlau. Yog li, nws feem ntau yog siv rau hauv cov cuab yeej txiav, xws li cov hniav, cov npoo, nkag mus, thiab cov saws, qhov twg hardness yog ceev kom ceev nrog sharpness thiab ntug tu.

Qhov sib tov ntawm solidarity thiab hardness nyob rau hauvhua ighcarbonsteelrua odsua rau nws tsim nyog rau cov ntawv thov uas qhov ruaj khov yog qhov tseem ceeb. Piv txwv li, nws yog dav siv nyob rau hauv zus tau tej cov springs, ob qho tib si nyob rau hauv automotive thiab industrial chaw. Cov ntaub ntawv muaj peev xwm tiv taus kev ntxhov siab dua thiab khaws nws cov duab ua rau nws zoo tagnrho rau kev tsim cov txheej txheem caij nplooj ntoos hlav txhim khu kev qha thiab kav ntev.

Tsis tas li ntawd, nws pom cov ntawv thov hauv kev tsim cov khoom siv lub tshuab, lub zog, thiab cov ncej, qhov twg muaj zog thiab tsis kam ua rau qaug zog yog qhov tseem ceeb. Nws cov kev sib koom siab siab rau-qhov hnyav yuav siv rau hauv tus account qhov kev loj hlob ntawm lub teeb yuag tsis tau ruaj khov qhov chaw uas tuaj yeem tau txais los ntawm kev thov cov xwm txheej ua haujlwm.

Txawm hais tias nws cov khoom tshwj xeeb, nws muaj qee qhov kev xav. Vim nws cov ntsiab lus carbon ntau dua, nws muaj kev cuam tshuam ntau dua rau qhov tsis sib xws nrog cov pa roj carbon tsawg. Yog li ntawd, ceev faj cov txheej txheem kho cua sov, xws li tempering, annealing, los yog quenching thiab tempering, feem ntau yog ua hauj lwm los optimize nws cov cuab yeej cuab tam thiab txo qhov kev pheej hmoo ntawm brittleness.

Tag nrho cov nyob rau hauv tag nrho, nws yog ib hom hlau uas muaj qib siab dua ntawm cov pa roj carbon monoxide, nqa lub zog zoo thiab hardness zog. Nws qhov hardness txhawb nws kom dhau qhov chaw khawb thiab hnav, ua rau nws zoo tagnrho rau cov ntawv thov kom muaj zog thiab tiv thaiv los ntawm lub nra hnyav. nws taug qab siv dav hauv ntau qhov kev lag luam, suav nrog kev pib, kev loj hlob, thiab kev sib sau ua ke, qhov uas tsis muaj kev cuam tshuam zoo thiab lub neej ntev yog qhov tseem ceeb. Los ntawm kev ua tib zoo tswj nws lub peev xwm brittleness los ntawm kev kho cua sov kom tsim nyog, nws tuaj yeem raug kho kom tau raws li cov ntawv thov tshwj xeeb, muab cov khoom siv txhim khu kev qha thiab muaj zog.

Kev siv cov High Carbon Steel

1.Txiav cov cuab yeej thiab cov hniav:

Ib qho tseem ceeb ntawm daim ntawv thov ntawm high carbon steel rods yog nyob rau hauv zus tau tej cov cuab yeej txiav thiab hniav. Riam, sawb, thiab laum khoom feem ntau yog tsim los ntawm nws vim nws hardness thiab muaj peev xwm tswj tau ib tug ntse ntug. Txawm hais tias nyob rau hauv cov chaw tshaj lij lossis kev ua haujlwm niaj hnub, nws cov cuab yeej txiav tau zoo tshaj plaws ntawm kev txiav thiab kev ua haujlwm zoo, ua rau lawv tseem ceeb hauv kev lag luam xws li woodworking, metalworking, thiab kev tsim kho.

2.Springs thiab Hlau:

Lub peev xwm ntawm nws los tiv thaiv kev ntxhov siab thiab khaws nws cov duab ua rau nws muaj kev xaiv nrov rau kev tsim cov springs siv ntau yam kev siv. Cov no suav nrog cov tsheb thauj mus los, cov tshuab ua haujlwm, thiab txawm tias lub txaj. Tsis tas li ntawd, cov hlua guitar thiab cov hlua hlau tso siab rau nws rau lawv qhov xav tau lub zog thiab elasticity, ua rau lawv tsim suab zoo ib yam lossis tuav cov khoom hnyav.

3.Automotive thiab Machinery Parts:

Iav, crankshafts, axles, thiab bearings feem ntau suav nrog nws vim nws lub zog zoo heev thiab hnav tsis kam. Cov khoom no yuav tsum ua siab ntev zog thiab rov ua dua, thiab nws ua kom lawv muaj peev xwm tiv taus cov kev xav tau ntsib hauv cov cav tsheb, kev sib kis, thiab cov tshuab ua haujlwm.

4.Railroad Tracks thiab Cov Khoom Siv Tsim Kho:

Hauv infrastructure thiab kev tsim kho, nws plays lub luag haujlwm tseem ceeb. Railroad lem, piv txwv li, cia siab rau cov khoom no rau nws cov durability thiab toughness. Nws tuaj yeem tiv taus qhov hnyav ntawm cov tsheb ciav hlau thiab tiv taus huab cua huab cua thaum tswj hwm nws cov qauv kev ncaj ncees. Kev txhim kho kho vajtse, xws li tsheb laij teb, cranes, thiab backhoes, ntxiv rau nws tso siab rau nws rau lawv lub zog thiab muaj peev xwm los daws cov teeb meem hnyav hauv kev thov hauv tsev.

5.Hand Tools thiab Tooling Cheebtsam:

Hammers, chisels, wrenches, thiab lwm yam cuab yeej tes tau txais txiaj ntsig los ntawm nws lub zog thiab kav ntev. High carbon steel rods cov cuab yeej tuaj yeem tiv taus lub zog quab yuam thaum siv phau ntawv thiab tiv thaiv hnav, kom ntseeg tau tias lawv ntseeg tau thiab kav ntev.

Puas yog High Carbon Steel Hard Weld?

Vuam nws tuaj yeem nyuaj vim nws cov ntsiab lus carbon siab, uas qhia txog qee yam teeb meem thiab kev pheej hmoo thaum lub sijhawm vuam. Cov ntsiab lus carbon siab ua rau cov hlau xav tau ntau dua rau kev tawg thiab fragility thaum tej zaum tsis tsim nyog nrog. Txawm li cas los xij, nrog rau kev siv cov txheej txheem kom raug thiab kev ceev faj, cov txiv hmab txiv ntoo tuaj yeem ua tiav thaum lav qhov kev ncaj ncees thiab qhov xwm txheej ntawm kev sib koom ua ke welded.

1. Preheating

Preheating suav nrog cua sov cov khoom mus rau qhov kub thiab txias ua ntej pib txheej txheem vuam. Qhov kev xyaum no yuav pab txo qis qhov cua txias thiab tiv thaiv kev tsim cov txheej txheem nkig hauv thaj chaw uas muaj cua sov. Preheating high-carbon steel rau qhov kub ntawm 400 thiab 600 degree (752 thiab 1112 degree F) feem ntau pom zoo.Los ntawm kev ua kom lub hauv paus hlau kub, qhov kev pheej hmoo ntawm kev tawg yog txo qis, vim nws tso cai rau kom txias qeeb thiab txo cov kev ntxhov siab sab hauv.

2.Post-Weld Thaum tshav kub kub kho

Tom qab ua tiav cov txheej txheem vuam, ua qhov kev kho cua sov tom qab vuam tuaj yeem txhim kho cov khoom siv ntawm cov vuam sib txuas ntxiv. Annealing los yog normalizing yog feem ntau siv cov kev kho cua sov rau nws. Cov txheej txheem no suav nrog cua sov cov qauv welded mus rau qhov kub thiab txias thiab tom qab ntawd cia nws txias maj mam. Kev kho cua sov tom qab-weld pab txo cov kev ntxhov siab uas tshwm sim los ntawm cov txheej txheem vuam thiab txhawb kev txhim kho kev sib haum xeeb thiab lub zog hauv qhov vuam.

3. Cov txheej txheem vuam

Kev tiv thaiv hlau ncig ntu vuam (SMAW) thiab roj tungsten nkhaus vuam (GTAW) tsis tu ncua nyiam rau vuam nws.Cov txheej txheem no txo qis kev taw qhia ntawm hydrogen rau hauv thaj chaw vuam, txo qhov kev pheej hmoo ntawm hydrogen-induced cracking. Thaum lub sij hawm vuam, hydrogen tuaj yeem embrittle thiab ua rau weld tsis ua haujlwm yog tias muaj ntau dhau. Cov txheej txheem vuam hydrogen tsawg siv cov txheej txheem tshwj xeeb electrode thiab tiv thaiv cov roj hluav taws xob uas tiv thaiv lossis txo qhov kev taw qhia hydrogen, kom ntseeg tau tias lub suab sib txuas.

Dab tsi Qws rau Weld High Carbon Steel?

Thaum welding siab carbon steel rods, siv txoj cai vuam pas nrig yog ib qho tseem ceeb kom ua tau ib tug muaj zog thiab txhim khu kev qha weld. Lub vuam pas nrig yuav tsum tau ua tib zoo xaiv raws li cov khoom ntawm lub hauv paus hlau thiab cov khoom siv kho qhov muag ntawm qhov kawg welded sib koom ua ke. Nov yog qee qhov feem ntau siv vuam rods rau nws:

1.E7018

Qhov no tsis tshua muaj hydrogen electrode yog ib qho kev xaiv zoo heev rau vuam nws. Nws muaj lub zog zoo thiab tawg tsis kam, ua rau nws haum rau vuam hauv ob qho tib si ntsug thiab sab saum toj. Lub E7018 electrode tsim ib tug du thiab ruaj khov arc, ua rau nws yooj yim rau siv, txawm rau tsawg dua kev welders. Cov electrode no ua haujlwm zoo rau kev tsim khoom, cov hlab ntsha siab, thiab kev siv cov qauv.

2.E7016

Zoo ib yam li E7018, cov electrode no kuj muaj lub zog zoo thiab tawg tsis kam. Nws yog qhov zoo dua rau kev siv cov txheej txheem uas yuav tsum muaj qhov tso nyiaj ntau dua me ntsis. Cov electrode no tuaj yeem siv rau cov fillet, ceg tawv, lossis pob tw pob qij txha, thiab nws ua haujlwm zoo rau ob qho tib si ntsug thiab sab saum toj vuam txoj haujlwm.

3.E7024

Cov electrode no tshwj xeeb yog tsim los rau siab deposition tus nqi thiab yog haum rau welding thicker seem ntawm nws. Nws tuaj yeem siv rau hauv ob qho tib si tiaj thiab kab rov tav tab sis tsis pom zoo rau kev siv nyiaj siv ua haujlwm vuam. E7024 muaj kev nkag tau zoo heev thiab zoo tagnrho rau kev siv vuam hnyav.

4.ER70S -6

Cov khoom siv hlau electrode no feem ntau siv rau hauv cov txheej txheem roj hlau arc vuam (GMAW). Nws muab lub zog zoo thiab ductility, ua rau nws haum rau vuam nws nyob rau hauv ntau yam kev siv. Cov electrode no muaj ntau yam thiab tuaj yeem siv rau vuam hauv txhua txoj haujlwm. Nws yog qhov zoo dua rau vuam cov nplooj nyias nyias ntawm nws, thiab nws tsim cov hlaws du thiab huv si.

Xaus:

Nws yog cov khoom siv tau yooj yim thiab cov khoom siv siv hauv kev lag luam sib txawv rau nws txoj kev sib koom ua ke, hardness, thiab hnav tsis kam. Vuam nws yuav tsum muaj cov txheej txheem tsim nyog thiab kev ceev faj, suav nrog kev ua ntej, kev kho cua sov tom qab vuam, thiab xaiv cov hlua vuam uas tsim nyog. Los ntawm kev ua raws li cov lus qhia no, kev ua tiav welds tuaj yeem ua tiav, ua kom muaj kev ruaj khov thiab kev ncaj ncees.siabcarbonsteelrua ods cov qauv.

Yog xav paub ntxiv txogHigh Carbon Steel RodsTube, txais tos hu rau peb:jasonxie@metaldyj.com.

Cov ntaub ntawv:

1. ASM International. (2017). ASM Phau Ntawv Phau Ntawv Volume 6A: Welding Fundamentals and Processes. Materials Park, OH: ASM International.

2. American Welding Society. (nd). Welding Handbook, 9th Edition, Volume 1: Welding Science thiab Technology. Miami, FL: American Welding Society.

3. Ryerson. (nd). Carbon Steel: Khoom, Ntau lawm, Piv txwv, thiab kev siv. Tau txais los ntawm https://www.ryerson.com/what-is-carbon-steel

4. ZWM. (2021). High Carbon Steel yog dab tsi? Tau txais los ntawm https://www.azom.com/article.aspx?ArticleID=15126