Casting rau hauv kev khoov lossis ncaj ncaj chaw yuav ua rau ntug teeb tawg thaum deformation ntawm tus picklingSeamless Yeeb Nkab.
0Cr15mm9M3NImm6NInMiMm6NI4CU2N Stainless Hlau Tau Rau 200 Series Ausenitic Stainless Hlau, Uas Txawv Ntawm Tsoos Zos 200 Series thiab 300 Series AusteniticStainless hlauCov. Qhov no hom200Stainless Hlau Square rajyog nquag mus rau ntug tawg, qhov chaw tawg, qhov teeb meem ntawm kev tsis zoo molding zoo ntawm ntug kev puas tsuaj. Nyob rau hauv qhov tiag tiag kub dov ntau lawm, ob hom steel presource 200 koob cua sov curves, thiab cov cua sov cov cua sov yog tswj tau ntawm 1215-1230C. Nws cov thermal system tau siv tus thib ob-qib lub computer qauv kev cai "thiab" Folling Rolling kev cai ". 800-1020C. Xa mus rau qhov ntsuas kub kub rolling ntawm ob tug picklingSeamless Yeeb Nkab, kav cov cua sov thiab deformation txoj kev ntsuas kub, thiab tom qab ntawd nqa tawm lub sim kub xaim sim ntaus ntawv tsim thiab tsim los ntawm peb tus kheej. Niaj hnub no cov ntaub ntawv ntawm cov tuam txhab kab ntsig square Qhov loj feem ntau% yog qhia hauv lub rooj. Lub microstructure ntawm qhov tsis zoo ntawm qhov tob ntawm 0CR15M9CU2nn acid-sai cam khwb cia camting, raws li muaj nyob hauv daim duab, sib raug rau qhov tob ntawm lub plhaub tsis zoo. Thaum qhov xwm txheej tsis zoo tshwm sim thiab ntsuas kub thiab ntsuas kub ntawm ntug kev ua tsis tiav poob rau qhov tsawg-kub. Microstructure ntawm 15 thiab 25m. Cov duab ntawm microstructure thiab cov noob loj ntawm 20G lub siab boiler tube yuav nce nrog qhov tob ntawm slab plhaub. Hloov pauv, tab sis qhia ib qho sib txawv. Ntawm lub hnab qhov tob D0m, lub microstructure yog tsuas yog pob txha dendrite qauv, thiab thawj zaug thiab theem nrab dendrite spacing yog me me. Ntawm D5mm, nws yog tsuas yog cov qauv dendrite.
Dendrite spacing yog loj. Nyob rau ntawm D> 15MN, cov dendrites yog cab zoo li, tab sis ntawm D25m, lawv yog tsuas yog cellular crystals. Lub microstructure ntawm cr17im6ni4cu2n square raj Nrig Casting Slab. 1 qhia tau tias kev txuas ntxiv ua ke lub plhaub tsis zoo yog qhov tseem ceeb dendrite qauv. Txawm hais tias muaj qee yam sib txawv hauv cov qauv morphology, nws cov qauv feem ntau yog tsim ntawm lub grey austenite matrix, thiab dub ferrite. Zoo li tus 0cr15mn9cu2nin square raj, raws li qhov tob ntawm lub plhaub nce ntxiv, thiab theem nrab dendrite hloov los ntawm pob txha taub hau. , tus cwj pwm yas nyob rau hauv cov txheej txheem ntawm Martensitic theem kev hloov pauv, theem Austenite Greelion, Paum ntawm kev ntxhov siab thiab morphology ntawm cov khoom siv mechanical ntawm hnav-resistant composite steel kav. Nyob rau hauv cov xwm txheej ntawm kub 1010, pib kub ntawm cov roj ntsha hloov pauv, thiab qhov ntsuas kub ntawm cov yeeb nkab roj teeb-resistant composite steel yeeb nkab hloov nrog nce nrog nce kev ntxhov siab sib npaug. Thaum lub Austenitization kub yog qis dua 1050c, cov noob qoob loo qhia tau txheej txheem kev loj hlob ib txwm muaj. Nrog rau kev nce ntawm Austenitization lub sijhawm, cov hlau hloov hloov. -3500 simulator, kev coj cwj pwm yas ntawm cov khaub ncaws-resistant loj thiab nws cov kev sib cav sib ceg ntawm kev sib tw ntawm kev paub, theem hloov pauv hloov, Kev ntxhov siab thiab morphology ntawm cov khoom siv cov khoom siv ntawm cov ris-resistant composite steel kav hlau. Nyob rau hauv cov xwm txheej ntawm 1010 Austenitization rau 15 feeb, pib kub qhov kev hloov pauv thiab qhov kawg ntawm Parameter Kem tus qauv nce nrog cov khoom-resistant composite steel yeeb nkab nce nrog qhov kev ntxhov siab sib npaug. Thaum lub Austenitizing kub yog qis dua 1050c, cov noob qoob loo qhia tau txheej txheem kev loj hlob ib txwm muaj. Raws li lub sijhawm autenenitizing nce, yog nce, thiab kev hloov b-theem tau muab faib ua ke. Nucleation thiab kev loj hlob ntawm theem thiab muaj ob theem ntawm nucleation thiab kev loj hlob ntawm Warmanite a. theem. Thaum tus nqi txias tau nce los ntawm 0.1C / s rau 150c / s, cov txheej txheem theem hloov ntawm B + A thiab + feem ntau tshwm sim hauv Ti-55 alloy. Cov nplej nyob rau hauv cov ris tsho tiv thaiv cov yeeb nkab steel tuaj yeem tseem nyob ntawm cov khaub noom tshiab thiab me me, thiab cov martensite zoo coherent complex carbides tau precipitated rau saum npoo. Kev Siv Tsheb Hluav Taws Xob Lub Vev Xaib, Xov Xwm Hluav Taws Xob Hluav Taws Xob thiab Electrochnical cov hluav taws xob alloys hauv lub xeev sib txawv, thiab lub xeev hom, thiab hluav taws xob kev sojntsuam Epm lub Morphology thiab muaj pes tsawg leeg ntawm lub ntsiab agipitates hauv cov ris-resistant steel yeeb annealed ntawm 150-300C tau tshawb xyuas los ntawm kev tshawb xyuas lub zog.
Lub sij hawm ncua: Mar-30-2023