AISI 4140 1.7225 42crmo4 scm440 b7 steel bar
Cov lus piav qhia luv luv:
AISI SAE 4140 Alloy Steel yog ib qho chromium molybdenum muaj cov khoom siv siab, cov hlau, cov txiaj ntsig thiab lwm yam kev siv.
Carbon Steel Bars:
AISI 4140, 1.7225 (42crmo4), Scm440, thiab B7 steel bar tau sib txawv tsim rau qhov qub hlau. Lawv paub txog lub zog siab thiab tawv nruj, feem ntau siv hauv kev siv xws li lub zog thiab bolts. AISI 4140 yog cov ntawv sau rau Asmeskas, 1.7225 yog European en txheem, SCM440 yog hais tias Jis tsim, thiab B7 hais txog qib ASTM A193 specifications. Cov txheej txheem no sawv cev rau lub chromium-molybdenum alloy steel hlau nrog cov khoom zoo sib xws, thiab cov kev xaiv yuav yog nyob ntawm cov qauv hauv cheeb tsam lossis cov qauv kev lag luam.
Cov lus qhia tshwj xeeb ntawm 4140 1.7225 42crmo4 scm440 b7:
Teem nqi | 4140 1.7225 42crmo4 scm440 b7 |
Lub hom phiaj | ASTM A29, ASTM A193 |
Nplaim | Dub, ntxhib machined, tig |
Cov kab uas hla | 1.0 ~ 300.0 hli |
Qho ntev | 1 txog 6 meters |
Tab tom ua | Txias Drawn & Polished Txias Drawn, Lub Tebchaws Lub Chaw & Polished |
Materail nyoos | Posco, Baosteel, Tisco, Saky Steel, Outokumpu |
Nta & Muaj txiaj ntsig:
•Lub zog siab: Cov kab hlau no nthuav qhia lub zog siab tensile zog, ua rau lawv haum rau cov ntawv thov uas muaj zog thiab kav ntev.
•Tougness: lawv muab cov khoom zoo thiab cuam tshuam tsis kam, ua rau lawv muaj peev xwm nrog kev ntxhov siab hnyav thiab muaj kev ntxhov siab.
•Versatility: AISI 4140, 1.7225, 4240, thiab b7 yog ntau yam ntawm cov ntawv thov, suav nrog cov khoom siv, ua ke, thiab cov qauv txheej txheem.
•Hnav Kuj: cov khoom siv alloy, xws li chromium thiab molybdenum, ua rau txhim kho cov hnav tsis kam, ua cov steel tuav haum rau cov kev thov kom tsis muaj abrasive.
•Luam Ntawv: Cov hlau no muaj cov tshuab ua kom zoo thaum zoo ua cua sov, ua kom cov txheej txheem ua kom zoo siv thaum lub sijhawm fabrication.
•Weldability: lawv tuaj yeem welded, txawm hais tias preheating sov thiab tom qab weld yuav tsum muaj cov khoom xav tau thiab kom tsis txhob muaj teeb meem xws li brittleness.
Tshuaj lom neeg cov tshuaj:
Teem nqi | C | Mn | P | S | Si | Cr | Mo |
4140 | 0.38-0.43 | 0.75- 1.0 | 0.035 | 0.040 | 0.15-0.35 | 0.8-1.10 | 0.15-0.25 |
42Crmo4 / 1.725 | 0.38-0.45 | 0.6-0.90 | 0.035 | 0.035 | 0.40 | 0.9-1.20 | 0.15-0.30 |
Scm440 | 0.38-0.43 | 0.60-0.85 | 0.03 | 0.030 | 0.15-0.35 | 0.9-1.20 | 0.15-0.30 |
B7 | 0.37-0.49 | 0.65-1.10 | 0.035 | 0.040 | 0.15-0.35 | 0.75-1.20 | 0.15-0.25 |
Cov Khoom Siv Neeg Kho Tshuab:
Teem nqi | Tensile zog [mpa] | Yiled strengtu [MPA] | Elongation% |
4140 | 655 | 415 | 25.7 |
1.7225 / 42crmo4 | 1080 | 930 | 12 |
Scm440 | 1080 | 930 | 17 |
B7 | 125 | 105 | 16 |
Qhia FAQ:
Vim li cas thiaj xaiv peb?
•Koj tuaj yeem tau txais cov khoom zoo meej raws li koj qhov yuav tsum tau ua ntawm qhov tsawg kawg tus nqi.
•Peb tseem muab cov ntawv rov ua dua tshiab, FOB, CFR, CIF, thiab qhov rooj rau cov nqi tus menyuam qhov rooj. Peb xav kom koj ua kam rau kev xa khoom uas yuav muaj kev lag luam heev.
•Cov ntaub ntawv peb muab yog qhia meej, txoj cai los ntawm cov ntawv pov thawj khoom lag luam rau cov lus kawg. (Cov ntawv ceeb toom yuav qhia txog qhov yuav tsum tau)
•Peb lav tau muab cov lus teb tsis pub dhau 24hours (feem ntau nyob rau tib teev)
•Muab SGS TUV daim ntawv qhia.
•Peb tau mob siab rau peb cov neeg siv khoom. Yog tias nws yuav ua tsis tau raws li kev kuaj xyuas koj cov kev xav tau, peb yuav tsis ua rau koj tsis tau cog lus tias uas yuav tsim cov neeg siv khoom cuav.
•Muab kev pabcuam ib zaug.
4140 vs 42crmo4 - Dab tsi yog qhov sib txawv?
AISI 4140 thiab 4240 thiab 42crmo4 yog qhov tseem ceeb tib hom hlau, nrog AISI 4140 ua cov ntawv Asmeskas thiab 42crmo4 ua qhov kev tsim npe European. Lawv qhia cov tshuaj sib xws, muaj zog zoo ib yam, muaj zog thiab tawv, ua rau lawv haum rau cov khoom siv xws li cov txiaj ntsig zoo li cov txiaj ntsig zoo li cov txiaj ntsig zoo li cov txiaj ntsig. Txawm hais tias muaj kev tsim qauv sib txawv thiab cov qauv cheeb tsam hauv cheeb tsam, lawv feem ntau tau suav tias yog kev sib pauv vim yog cov khoom sib piv.
Dab tsi yog 42crro4 hlau?
42Crmo4 yog cov chromium-molybdenum alloy steel qauv tsim los ntawm European cov qauv en 10083. Nrog cov ntsiab lus carbon ntawm 0.38% rau 0.45%, nws feem ntau yog siv hauv cov ntawv thov, thiab txuas cov pas nrig hauv kev lag luam xws li tsheb thiab iberospace. Cov hlau ua tau zoo rau kev kho cua sov, muab lub peev xwm los kho cov khoom siv thoob ntiaj teb, thiab nws yog qhov kev tsim qauv thoob ntiaj teb zoo li AISI 4140 thiab scm440.
Qib B7 Steel?
Qib B7 yog ib qho kev qhia tshwj xeeb nyob rau hauv Astm A193 tus qauv, uas npog high-zog cov ntaub ntawv rau kev siv hauv kev pab kub siab lossis kev kub siab. ASTM A193 yog tus qauv tsim los ntawm Astm International (yav dhau los paub tias yog cov roj Asmeskas thiab siv dav hauv cov roj thiab siv hluav taws xob) thiab yog siv hluav taws xob) thiab yog cov khoom siv chromium tsawg-molybdenum hlau Uas yog quenched thiab tempered (tshav kub-kho) kom ua tiav cov khoom siv B7 uas tau siv ua ke nrog kev ua ke nrog kev sib xyaw ua ke nrog kev sib xyaw ua ke thiab ua tau zoo hauv kev thov cov ntawv thov. Thaum cov ntaub ntawv teev tseg, cov ntaub ntawv yuav tsum tau ua raws li cov cai tau sau tseg hauv Astm A193 thiab A194 cov qauv los xyuas kom meej lub zog, kev ua haujlwm, thiab lwm yam khoom siv mechanical.
Peb Cov Neeg Siv Khoom
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![9CD0101BF278B4FEC290B060F43661](https://www.sakysteel.com/uploads/9cd0101bf278b4fec290b060f436ea1.png)
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Kev Tawm Tsam Los Ntawm Peb Cov Neeg Siv Khoom
AISI 4140, 1.7225, 42CRMO4, SCM440, tso cai rau kev hloov kho cov tshuab ua kom sov, ua rau lawv haum rau cov ntawv thov uas muaj zog Factor.Lawv muaj cov khoom zoo thiab cuam tshuam tsis ntau thiab nrhiav cov kev siv hluav taws xob hnyav thiab muaj kev tsim kho cov hlau, thiab kev tsim khoom, xws li chromium Thiab Molybdenum, pab txhawb kom tau txhim kho cov hnav tsis kam, ua cov hlau txuas tau haum rau cov ntawv thov kom muaj kev txwv tsis meej.
Pob:
1. Cov Packing yog qhov tseem ceeb tshaj plaws tshwj xeeb tshaj yog nyob rau hauv cov kev xa khoom thoob ntiaj teb nyob rau hauv kev txiav txim siab dhau los ntawm ntau qhov kawg, yog li peb txo kev txhawj xeeb tshwj xeeb txog kev ntim.
2. Saky steel ntim pob peb cov khoom hauv ntau txoj hauv kev raws li cov khoom. Peb ntim peb cov khoom hauv ntau txoj kev, xws li,
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