Cov tsis txaus siab hauv kev zam txim thaum ua kom sov

1. Beryllium oxide:BerylLium oxide tsis tsuas yog poob ntau ntawm cov hlau, tab sis kuj tseem txo qhov zoo ntawm kev tsis lees paub thiab kev pabcuam lub neej ntawm lubForging TuagCov. Yog tias nias rau hauv cov hlau, tusZam tximyuav raug kaw. Ua tsis tiav tshem beryllium oxide yuav cuam tshuam tus txheej txheem tig.
2. Decarburization:Decarburization yog hais txog qhov tshwm sim uas txhua lossis ib feem ntawm cov pa roj carbon nyob saum npoo hlau hlawv. Decarburization ua rau saum npoo ntawm workpiece tshwm sim mos mos, txo cov hardness, hnav tsis kam thiab qaug zog.
3. Overheat thiab overborning:Kev hais txog cov hlau nyob rau hauv cov cua sov tshaj li qhov tsis pub muaj kub, yog li ntawd cov noob qoob loo ntawm cov ntxhib. Overheat tsis muaj peev xwm rau kev kho cua sov, yog li cov ntaub ntawv foob, tab sis cov khoom siv neeg kho tshuab raug txo qis, tab sis tuaj yeem tshem tawm los ntawm kev coj ua lossis analaling tom qabkev zamCov. Kev tawm tsam rau cov kev tshwm sim ntawm oxides lossis ib nrab melting ntawm cov hlau vim lub sijhawm ua cua sov dhau thiab qhov kub thiab txias dhau. Yuav tsis kub taub hau.

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4. Kev ntxhov siab:Vim qhov sib txawv ntawm sab hauv thiab sab nraud ntawm cov hlau, cov expansion tsis xwm yeem, thiab kev ntxhov siab sab hauv yog tsim tawm, uas yog hu ua thermal kev ntxhov siab. Cov qauv hloov pauv ntawm daim hlau meTallographic tau tshwm sim los ntawm cov cua kub kuj tseem ua rau muaj kev ntxhov siab, uas yog hu ua microstructure kev ntxhov siab. Qhov no yuav ua rau cov haujlwm ua haujlwm hauv cov cua sov kom tawg, ua rau cov workpiece tom qab ua lag luam crack thiab seem.
5. Kev Sib Tw Hauv Ntu hla:Qhov no tsis zoo rhuav tshem cov tshuaj lom neeg muaj kuab lom thiab microstructure kev sib txawv ntawm cov hlau, txo lub quenching hardness thiab tsis zoo rau cov khoom siv mechanical. Yog hais tias qhov kub siab yog qhov siab dhau thiab ua rau seem kab, nws yuav tsis yooj yim rau kev txiav thiab quenching overheating thiab deformation. Tab sis yog tias qhov annealing nyob rau hauv tshav kub lossis tsawg, Pearlite tsis tuaj yeem ua tiav kev thoob ntiaj teb, tsis muaj txiaj ntsig rau kev kho cua sov thiab tom qab kev kho cua sov.
6. Hard thiab nkig Mesh Carbide: Nws tsis muaj zog ntawm cov khoom siv tshuab, cov khoom siv tshuab ua tau zoo dua, tshwj xeeb tshaj yog cov kev cuam tshuam nyuaj yog txo qis, tab sis tuaj yeem txhim kho lossis tshem tawm los ntawm normating. Yog tias muaj banded carbide, nws yuav ua rau lub hardness thiab qauv ntawm quenching, thiab yooj yim rau deformation, uas yog kuj yog cov qauv ntawm peted thiab ferrite raws kev ua deformation. Nyob rau tib lub sijhawm, nws tseem yuav txo cov yas thiab tawv ntawm cov hlau, yog li ntawd lub cav tov tsis ruaj khov, cov cuab yeej ceev.


Lub Sijhawm Post: Apr-21-2021

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