JIS-SMn438 Hlau

JIS-SMn438 steel yog ib hom hlau tshwj xeeb nrog cov qauv zoo, cov tshuaj muaj pes tsawg leeg, kev ua haujlwm zoo, thiab ntau yam kev siv.

Cov qauv rau JIS-SMn438 steel yog tsim los ua kom ntseeg tau zoo thiab ua haujlwm zoo. Cov qauv no suav nrog cov khoom xws li cov khoom siv kho tshuab, qhov ntev ntev, thiab cov txheej txheem tsim khoom. Ua raws li cov qauv no tau lees tias cov hlau ua tau raws li cov kev cai tshwj xeeb ntawm ntau yam kev lag luam thiab kev siv.

Cov tshuaj muaj pes tsawg leeg ntawm JIS-SMn438 steel feem ntau suav nrog cov ntsiab lus xws li carbon (C), manganese (Mn), silicon (Si), sulfur (S), thiab phosphorus (P) nyob rau hauv ib qho kev faib ua feem. Cov ntsiab lus carbon muab lub zog thiab hardness, thaum manganese txhim kho hardenability thiab toughness. Silicon pab txhawb rau cov hlau lub zog thiab oxidation kuj. Khaws cov sulfur thiab phosphorus nyob rau theem qis yuav pab tswj cov khoom zoo thiab kev sib txuas.

Nyob rau hauv cov nqe lus ntawm kev ua tau zoo, JIS-SMn438 steel exhibits zoo heev mechanical zog. Nws muaj lub zog tensile siab, tso cai rau nws tiv taus cov khoom tseem ceeb yam tsis muaj kev tawg. Lub zog tawm los qhia qhov taw tes uas cov hlau pib deform mus tas li. Cov hlau kuj qhia tau zoo ductility, ua kom nws zoo li tus thiab tsim yam tsis muaj cracking. Tsis tas li ntawd, nws yuav muaj kev qaug zog zoo, ua rau nws tsim nyog rau cov khoom uas raug rau kev thauj khoom cyclic.

Cov ntawv thov ntawm JIS-SMn438 steel yog dav siv. Hauv kev lag luam automotive, nws tuaj yeem siv rau hauv kev tsim cov iav, shafts, thiab lwm yam tseem ceeb uas yuav tsum tau muaj zog thiab kav ntev. Hauv kev siv tshuab, nws tau ua haujlwm los ua ntau yam tshuab, xws li spindles thiab couplings. Kev tsim kho kev lag luam siv cov hlau no hauv cov khoom siv xws li kab teeb thiab kab. Nws kuj yog siv rau hauv kev tsim cov cuab yeej thiab tuag vim nws hardness thiab hnav tsis kam.

Raws li cov ntsiab lus, JIS-SMn438 steel, nrog rau nws cov qauv tsim, cov tshuaj muaj pes tsawg leeg, kev ua tau zoo dua, thiab kev siv dav, ua lub luag haujlwm tseem ceeb hauv ntau qhov kev lag luam. Kev nkag siab thiab tswj cov yam ntxwv no ua kom muaj txiaj ntsig thiab siv tau zoo ntawm cov hlau no hauv kev sib txawv engineering thiab kev tsim khoom.

Cim npe nrov: jis-smn438 steel, Tuam Tshoj jis-smn438 steel lwm tus neeg, hoobkas