AISI 4140 Hlau
Cov Khoom Piav Qhia AISI 4140 steel yog siv dav siv hlau hlau paub txog nws cov khoom siv zoo heev thiab kev siv ntau yam. Kab lus no yog tsim los muab kev tshawb fawb tob tob ntawm cov txheej txheem tsim khoom txuam nrog AISI 4140 steel. Kev tsim khoom ntawm AISI 4140 steel pib nrog ...
Hauj lwm lawm
Khoom Description
| Steel npe | Loj feem ntau (%) | |||||||||
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu | Lwm tus | |
| 42CrMo4 | {{0}}.38 rau 0.45 | {{0}}.10 txog 0.40d | {0}}.60 rau 0.90 | 0.025 | 0.035 | 0.90 rau 1.20 | {{0}}.15 to 0.30 | – | 0.4 | – |
Kev tsim cov AISI 4140 steel pib nrog kev ua tib zoo xaiv cov khoom siv raw. Cov hlau ore zoo, coke, thiab alloying cov ntsiab lus xws li chromium, molybdenum, thiab manganese yog los xyuas kom meej cov tshuaj muaj pes tsawg leeg.
Thawj kauj ruam hauv cov txheej txheem tsim khoom yog melting ntawm cov khoom siv raw hauv lub cub tawg loj. Lub cub tawg yog rhuab mus rau qhov kub siab heev los tsim ib qho kev sib xyaw molten. Thaum lub sijhawm no, kev tswj xyuas meej ntawm cov txheej txheem melting yog qhov tseem ceeb heev kom ua tiav cov homogeneous muaj pes tsawg leeg thiab tshem tawm impurities.
Thaum cov hlau nyob hauv lub xeev molten, nws nkag mus rau cov txheej txheem refining. Qhov no yuav koom nrog kev sib ntxiv ntawm cov fluxes kom tshem tawm cov ntsiab lus tsis xav tau thiab oxides, nrog rau kev siv lub tshuab nqus tsev lossis cov roj inert kho kom huv ntxiv rau cov hlau. Lub refined molten hlau yog ces cam khwb cia rau hauv ingots los yog nruam nrum rau hauv slabs los yog billets.
Tom qab casting, AISI 4140 steel dhau los ua haujlwm kub xws li forging lossis dov. Cov kev ua haujlwm no tsis tsuas yog tsim cov hlau, tab sis kuj txhim kho nws cov microstructure los ntawm kev rhuav tshem cov nplej ntxhib thiab ua kom cov microstructure txhim kho cov khoom siv kho tshuab.
Kev kho cua sov yog ib kauj ruam tseem ceeb hauv kev ua ntawm AISI 4140 steel. Annealing feem ntau yog siv los txo cov kev ntxhov siab sab hauv thiab txhim kho ductility. Quenching thiab tempering feem ntau yog siv los ua kom tawv thiab toughness. Cov kev kho cua sov tshwj xeeb, xws li qhov kub thiab txias, lub sijhawm, thiab qhov txias txias, yog ua tib zoo xaiv raws li qhov xav tau ntawm cov khoom kawg ntawm cov hlau.
Kev ua haujlwm machining yog ua kom ua tiav qhov kawg qhov ntev thiab qhov chaw tiav ntawm AISI 4140 steel Cheebtsam. Qhov no tej zaum yuav muaj xws li tig, milling, drilling, thiab sib tsoo. Advanced machining cov tswv yim thiab cov cuab yeej siv los xyuas kom meej thiab zoo.
Kev tswj kom zoo yog ib feem tseem ceeb ntawm cov txheej txheem tsim khoom. Cov qauv raug coj mus rau ntau theem rau kev tshuaj xyuas tshuaj, kev sim tshuab, thiab kev ntsuas tsis muaj kev puas tsuaj. Qhov no yuav pab xyuas kom meej tias AISI 4140 steel ua tau raws li cov qauv thiab cov cai.
Cov txheej txheem kho deg, xws li txheej lossis plating, kuj tseem tuaj yeem siv los txhim kho cov hlau tsis zoo los yog muab cov khoom siv ntxiv.
Hauv kev xaus, kev tsim cov txheej txheem ntawm AISI 4140 steel koom nrog cov txheej txheem nyuaj thiab meej. Los ntawm kev xaiv cov khoom siv raw mus rau qhov kawg, txhua theem tau ua tib zoo tswj thiab ua kom zoo los tsim cov hlau zoo hlau nrog cov khoom siv zoo tshaj plaws thiab lub cev. Kev txhim kho txuas ntxiv thiab kev tsim kho tshiab hauv cov txheej txheem tsim khoom no pab txhawb rau kev siv dav ntawm AISI 4140 steel hauv ntau qhov kev lag luam, suav nrog aerospace, tsheb, thiab tshuab.
Cim npe nrov: aisi 4140 steel, Tuam Tshoj aisi 4140 steel lwm tus neeg, hoobkas
