Steel Kh12MF: yam ntxwv, tshuaj xyuas

2024 Tus sau: Henry Conors | [email protected]. Kawg hloov kho: 2024-02-12 08:07

Kev lag luam tsim cov bearings, stamped thiab txiav cov cuab yeej yog nqa tawm siv ntau qib ntawm steel. Ntawm lawv, Kh12MF steel nyob ib qho chaw tshwj xeeb.

Cov yam ntxwv ntawm hom no kuj tau txais txiaj ntsig los ntawm ntau lub tuam txhab koom nrog kev tsim cov khoom siv riam tshwj xeeb. Niaj hnub no, cov khoom no yog nrov heev ntawm cov tuam ntxhab thiab cov neeg yuav khoom ntawm ntau yam cutlery.

Brand class

Nyob hauv kev lag luam engineering, Kh12MF steel yog suav tias yog qib tseem ceeb. Cov yam ntxwv ntawm cov khoom sib txawv ntawm lwm cov cuab yeej carbon qib hauv cov qauv siab ceev. Hom hlau no belongs rau cov chav kawm ntawm cov cuab yeej stamped. Tau ntev, nws tsuas yog siv rau hauv kev tsim cov tuag rau kev khoov thiab molding khoom. Txij li thaum X12MF forged hlau yog cov resistant rau sab nrauv lub cev, nws yog siv nyob rau hauv hnyav kev lag luam thiab engineering kev lag luam.

Qhov no yog steelcov khoom zoo los ntawm cov riam tua tsiaj yog tsim. Raws li cov ntaub ntawv pov thawj los ntawm ntau tus neeg siv kev txheeb xyuas, cov khoom txiav cov khoom no yog qhov ruaj khov thiab tsis txhob npub rau lub sijhawm ntev, uas yog qhov tseem ceeb rau tus neeg yos hav zoov. Qhov zoo ntawm cov khoom raug coj mus rau hauv tus account los ntawm cov tuam txhab siv Kh12MF steel hauv kev tsim cov khoom.

Properties

Qhov zoo ntawm qib steel no suav nrog:

siab zog;
kub tsis kam;
hardenability;
hardenability;
hnav resistant;
manufacturability.

Cov cuab yeej kawg tau soj ntsuam los ntawm cov kws ua haujlwm ua haujlwm X12MF steel. Cov yam ntxwv ntawm qib tso cai rau nws ua tiav siv cov txheej txheem txiav, siab thiab sib tsoo.

khoom

Mark X12MF siv hauv kev tsim:

profiling rollers muaj cov duab nyuaj;
complex qhov punching tuag uas daim ntawv hlau;
reference iav;
rolling dies;
volokov;
matrices;
punches.

Dab tsi muab qhov ntom?

Qhov kev ua tau zoo ntawm X12MF steel, cov yam ntxwv ntawm qib no tau ua tiav los ntawm kev sib tsoo qhov khoob. Thaum lub sij hawm tus txheej txheem, ib puag ncig steel bar coj mus rau kev ua yog muab tso rau hauv ib tug tshwj xeeb forge. Nyob ntawd nws yog rhuab mus rau ib tug tej yam kub. Tom qab ntawd, Kh12MF bar yog ua tiav mechanically siv rauj. Qhov tshwm sim yuav tsum yog ib tug sawb ntawm steel nrog ib tug heevsiab ceev. Tom qab ntawd nws rov muab tso rau hauv lub hearth thiab raug kev kho cua sov. Tom qab lub strip tau sov txaus, nws yog txiav rau hauv ob peb daim me me.

Nyob rau hauv lub neej yav tom ntej, los ntawm kev ua tiav, lawv tau muab cov duab zoo li lub ntsej muag uas xav tau. Ua li no, riam yog tsim los ntawm Kh12MF steel. Kev tshuaj xyuas tus tswv ntawm cov hniav zoo li no feem ntau yog qhov zoo: cov qauv hlau ntawm cov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob

Vim li cas peb thiaj xav tau cov ntsiab lus alloying?

Nyob rau hauv nws daim ntawv qub, txhua yam hlau yog cov hlau zoo tib yam, uas suav nrog hlau thiab carbon. Nyob ntawm txoj haujlwm uas cov khoom yuav ua, kev hloov tshuaj lom neeg ntawm cov hlau yog ua tiav, thiab qhov no, dhau los, txhim kho thiab hloov kho Kh12MF steel. Cov yam ntxwv (kev tshuaj xyuas paub meej cov ntaub ntawv) ntawm cov khoom txhim kho yog raws li hauv qab no:

siab zog;
nce corrosion kuj;
ua haujlwm ruaj khov;
siab txiav peev xwm.

Kh12MF tau txais cov ntaub ntawv zoo raws li kev ntxiv cov ntsiab lus alloying rau nws. Cov txheej txheem yog nqa tawm nyob rau hauv ib tug tej yam kub tswj nyob rau hauv ua raws li cov yuav tsum tau ntawm hardenings.

Composition

X12MF riam steel muaj cov tshuaj hauv qab no:

Chrome. Nws yog qhia los txhim kho cov khoom txiavthiab hnav tsis kam ntawm qib steel no.
Tungsten. Cov tshuaj no ua rau kom muaj zog ntxiv.
Vanadium. Nws yog ib qho tsim nyog kom muaj txiaj ntsig zoo faib cov khoom ntawm cov theem ntau dhau hauv cov qauv hlau. Vim lub xub ntiag ntawm vanadium nyob rau hauv muaj pes tsawg leeg, lub rhiab heev rau overheating yog ho txo. Nrog rau qhov ntau ntawm cov khoom (tshaj 5%), cov khoom yas uas steel Kh12MF yuav tsum tau txo. Cov yam ntxwv (kev tshuaj xyuas ntawm cov tswv ntawm cov khoom steel siab lees paub qhov no) ntawm cov khoom no nyob ntawm seb tus nqi ntawm vanadium. Qhov qis dua qhov muaj ntawm cov tshuaj no, lub zog thiab ductility ntawm cov hlau ntau dua.
Molybdenum. Cov khoom siv tshuaj no ua rau kom muaj zog thiab hardenability ntawm cov hlau. Nyob rau tib lub sijhawm, qhov muaj ntau ntawm molybdenum tuaj yeem txo qhov kev tiv thaiv ntawm cov hlau kom ntsuas qhov tsim. Nws yog ntshaw tias cov ntsiab lus ntawm cov tshuaj no hauv H12MF tsis tshaj 1.7%.
Manganese. Cov tshuaj no yog tsim nyog los txo warping thaum lub sij hawm hardening ntawm cov khoom.
Silicon. Siv los txhim kho tempering tsis kam thaum kho cua sov.

Kev tsim cov hlau nplaum hlau yog ua raws li cov cai ntawm GOST.

X12MF: lub ntsiab lus ntawm tus tsiaj ntawv

Kev txiav cov qib steel tsis yog qhov nyuaj. Ua ntej tshaj plaws, koj yuav tsum paub tias cov ntawv twg siv los txheeb xyuas cov ntsiab lus tshuaj. Tsab ntawv X yog siv los xaiv chromium, npib tsib xee - H, cob alt - K, vanadium - F, molybdenum - M, titanium - T, tooj liab - D, thiab lwm yam. Yog li ntawd, Kh12MF steel nyob rau hauv nws muaj pes tsawg leeg.muaj chromium, molybdenum thiab vanadium. Tus lej qhia cov ntsiab lus ntawm lub ntsiab alloying. Lawv yog chromium. 12% ntawm cov tshuaj no muaj Kh12MF steel.

Ntse

Riam ua los ntawm cov khoom ntawm qib no muaj qhov zoo uas cov khoom muaj nyob hauv cov hlau muab. Txij li Kh12MF yog carbon steel, siab hnav tsis kam yog muaj nyob rau hauv cov khoom tsim los ntawm nws. Qhov no txhais tau hais tias cov hniav uas muaj cov ntsiab lus carbon siab tuaj yeem siv tau ntev ntev yam tsis muaj kev sib txuas ntxiv. Cov ntsiab lus ntawm 16% carbon txiav txim cov yam ntxwv ntawm Kh12MF steel. Riam ua los ntawm chromium-muaj steel (12%) yuav luag tsis xeb. Thaum cov hlau muaj 14% chromium, nws dhau los ua stainless. Lub xub ntiag ntawm cov tshuaj no muab cov hniav ua los ntawm H12MF lub zog thiab kav ntev. Ua kom muaj kev tiv thaiv abrasive yog ua tau vim muaj cov khoom ntxiv alloying ntxiv. Rau lub hom phiaj no, molybdenum yog ntxiv rau Kh12MF thaum lub sij hawm calcination. Yog li ntawd, cov hlau yog annealed tusyees. Ib rab riam uas ua los ntawm nws yog ib yam khoom uas muaj kev sib tw ntse. Raws li muaj pov thawj los ntawm ntau qhov kev tshuaj xyuas ntawm cov tswv ntawm cov hniav zoo li no, tsis muaj qhov tsis muaj zog hauv cov qauv ntawm cov riam.

Tub riam los ntawm Kh12MF

Kev sim riam tua phom muaj kev ua hauv qab no:

Riam ua rau kev txiav ntawm txoj hlua 200 mm tuab. Raws li kev txheeb xyuas ntawm cov tswv, cov hniav tuaj yeem yooj yim ua yam tsawg kawg peb puas phom. Tsuas yog tom qab ntawd nws yuav pom tias cov hniav tau dhau los ua npub.
Oak tuav kuj siv rau phom. Tsis muaj ntau tshaj li ib puas txiav tuaj yeem ua rau ntawm cov khoom no nrog rab riam.
Daim ntawv xov xwm raug txiav. Lub ntsiab ntawm qhov kev xeem no kuj yog los xyuas qhov ntse ntawm riam. Ua li no, ib daim ntawv xov xwm tau ua tib zoo txo qis rau ntawm cov hniav. Feem ntau, daim ntawv tau yooj yim txiav rau hauv ob qhov tsuas yog los ntawm nws tus kheej qhov hnyav.

Txawm hais tias txhua qhov zoo ntawm X12MF steel, ntau tus tswv ntawm cov hniav no pom zoo ua raws li ob txoj cai:

Vim riam tua tsiaj tsis yog riam phom, yuav tsum tsis txhob muab cov hniav pov rau ntawm ntoo lossis lwm qhov chaw.
Tsis txhob kuaj lossis nqis riam rau khoov.

Rau cov neeg uas tau yuav ib qho ntawm cov riam no, cov neeg yos hav zoov paub txog pom zoo kom tsis txhob nkim koj lub zog polishing hniav. Raws li ntau tus neeg siv khoom, X12MF polishes tsis zoo. Yog li ntawd, rab riam ua los ntawm cov hlau ntawm hom no yuav tsis ci ntsa iab.

Cov yam ntxwv xim rau nws cov hniav yog matte. Hauv qhov no, riam ua los ntawm X12MF steel feem ntau tsis meej pem nrog damask.

Zoo kawg

X12MF qib steel tau txais txiaj ntsig los ntawm cov tuam ntxhab ntawm ntau yam cuab yeej thiab cov khoom siv cutlery, nrog rau cov neeg siv khoom.

Cov neeg uas tau yuav cov khoom txiav ua los ntawm X12MF steel hais lus zoo heev txog riam. Siv cov hniav no, koj tuaj yeem yooj yim qhib cov kaus poom, txiav cov ceg ntoo thiab chop cov pob txha ntawm cov tsiaj nyaum. Hauv cov xwm txheej hauv cheeb tsam, cov kev ua no feem ntaucommon.

Tsis muaj cov lus pom zoo tsawg dua los ntawm cov neeg siv khoom ntawm cov bearings, stamped thiab txiav cov cuab yeej ua los ntawm Kh12MF steel. Raws li kev paub dhau los, X12MF cov khoom lag luam tuaj yeem daws tau yooj yim nrog txhua txoj haujlwm.