AISI 4340 Alloy Steel Flat Bar | Lub zog siab qis Alloy Steel Supplier
Kev Piav Qhia Luv:
AISI 4340 Alloy Steel Flat Bar yog qib siab, hlau tsis tshua muaj hlau uas paub zoo txog nws qhov kev tawv zoo, lub zog tensile siab, thiab kev tiv thaiv kev hnav zoo heev. Muaj nickel, chromium, thiab molybdenum, qib hlau no zoo tagnrho rau cov ntawv thov uas xav tau lub zog qaug zog thiab kev tiv thaiv kev cuam tshuam.
4340 Alloy Steel Tiaj Tus Bar:
AISI 4340 Alloy Steel Tiaj Tus Baryog ib yam khoom siv hlau uas muaj zog heev, tsis tshua muaj hlau sib xyaw uas paub zoo txog nws txoj kev tawv zoo heev, kev tawv tawv tob, thiab kev tiv taus kev hnav thiab kev qaug zog. Feem ntau hu ua 34CrNiMo6, 1.6582, lossis 817M40 hauv cov qauv thoob ntiaj teb, cov hlau no muaj nickel, chromium, thiab molybdenum, ua rau nws zoo tagnrho rau cov ntawv thov hnyav. Nws yog siv dav hauv kev lag luam aerospace, automotive, thiab tub rog rau kev tsim cov crankshafts, axles, gear components, thiab cov khoom siv uas xav tau kev tiv taus kev cuam tshuam siab thiab lub neej ntev.
Cov Lus Qhia Txog 4340 Tiaj Tus Bar:
| Cov Lus Qhia Tshwj Xeeb | ASTM A29 |
| Qib | 4340, G43400 |
| Ntev | Raws li Qhov Yuav Tsum Tau Ua |
| Qhov tuab | 2 hli-100 hli |
| Mob | Kub dov, du tig, tev tawv, Txias kos, tsis muaj chaw nruab nrab, txhuam |
| Qhov Chaw Tiav | Dub, Polished |
Cov Hlau Alloy 4340 Bar Sib Npaug Qib:
| TUS QAUV | WERKSTOFF NR. | UNS |
| 4340 | 1.6565 | G43400 |
4340 Hlau Tiaj Tus Qws Tshuaj Muaj pes tsawg leeg:
| Qib | C | Mn | Si | Cr | Ni | Mo |
| 4340 | 0.38-0.43 | 0.60-0.80 | 0.15-0.30 | 0.70-0.90 | 1.65-2.0 | 0.20-0.30 |
Cov khoom siv kho tshuab:
| Lub zog tensile | Lub Zog Tawm (0.2% Offset) | Kev ntev | Qhov nyuaj |
| 850-1000MPa | 680-860MPa | 14% | 24-28HRC |
4340 Hlau Bar UT Kev Xeem:
Peb cov hlau alloy 4340 tiaj tiaj tau dhau los ntawm kev kuaj ultrasonic (UT) kom ntseeg tau tias sab hauv ruaj khov thiab tsis muaj qhov tsis zoo. Txoj kev kuaj tsis ua puas tsuaj no ntes tau cov kev tsis sib xws sab hauv xws li cov kab nrib pleb, qhov khoob, thiab cov khoom uas tsis pom rau lub qhov muag liab qab. Kev tshuaj xyuas UT yog ua raws li cov qauv kev lag luam, kom ntseeg tau tias txhua daim hlau ua tau raws li qhov yuav tsum tau ua haujlwm siab rau kev siv tshuab aerospace, tsheb, thiab kev siv tshuab hnyav. Kev tswj xyuas zoo txhim khu kev qha lav qhov kev tiv thaiv kev qaug zog, kev ua haujlwm ruaj khov, thiab kev ntseeg siab ntawm cov neeg siv khoom.
4340 Alloy Bar PMI Kev Ntsuas:
Yuav kom ntseeg tau tias cov khoom siv taug qab tau thiab ua raws li cov lus qhia ntawm cov neeg siv khoom, kev sim PMI (Positive Material Identification) yog ua rau ntawm AISI 4340 Alloy Steel Flat Bars siv cov spectrometers siab heev lossis X-ray fluorescence (XRF) analyzers. Txoj kev sim tsis ua puas tsuaj no txheeb xyuas cov tshuaj lom neeg ntawm txhua tus lej cua sov, kom ntseeg tau tias nws ua tau raws li cov khoom sib xyaw uas xav tau xws li Ni, Cr, thiab Mo.
Kev Ntsuas Qhov Nyuaj Siab 4340 Bar:
Txhawm rau kom paub meej tias qhov xwm txheej kho cua sov thiab txheeb xyuas qhov ua tau zoo ntawm cov khoom siv, kev sim qhov nyuaj yog ua rau ntawm AISI 4340 Alloy Steel Flat Bars siv cov txheej txheem Rockwell lossis Brinell. Rau cov tuav quenched thiab tempered, qhov nyuaj ib txwm yog 24 txog 38 HRC. Cov nqi hardness raug kaw ntawm ntau qhov chaw thoob plaws qhov chaw thiab ntu hla kom ntseeg tau tias muaj kev sib npaug. Cov txiaj ntsig pab lees paub tias cov hlau haum rau cov ntawv thov uas muaj kev ntxhov siab thiab kev cuam tshuam siab.
4340 Hlau Tiaj Tus Bar Daim Ntawv Qhia Txog Kev Xeem:
Raws li: Txheem ASTM A370-24a.
Cov ntawv thov ntawm AISI 4340 Alloy Bar
1. Cov Khoom Siv Rau Kev Tsaws Dav Hlau:
Siv dav hauv kev tsim cov khoom siv tsaws tsaws xws li struts thiab linkages, qhov twg nws lub zog tensile zoo dua thiab resilience ua kom ntseeg tau tias muaj kev ua tau zoo nyob rau hauv kev ntxhov siab heev.
2. Cov Txheej Txheem Tsav Tsheb:
Siv rau hauv kev tsim cov khoom siv tseem ceeb xws li cov iav thiab cov shafts, AISI 4340 muab kev ruaj khov thiab kev ua haujlwm zoo hauv cov chaw muaj tsheb thauj khoom siab.
3. Cov Khoom Siv Hydraulic Forged:
Xaiv rau kev siv hydraulic system, cov alloy no zoo heev hauv kev tiv taus lub siab thiab kev poob siab ntawm lub cev, ua rau nws zoo tagnrho rau forged hydraulic pistons, cylinders, thiab fittings.
4. Cov Crankshafts Cav Ua Haujlwm Zoo:
Nyiam siv rau kev tsim cov crankshaft hauv cov cav ua haujlwm siab, nws lub zog qaug zog thiab kev tawv nqaij zoo ua kom muaj kev pabcuam ntev hauv qab kev thauj khoom cyclic.
5. Cov Cheebtsam Fais Fab Kis Kev Lag Luam:
Siv rau hauv kev tsim cov iav hnyav thiab cov shafts rau cov khoom siv fais fab kis, qhov twg nws tiv taus kev hnav thiab kev hloov pauv hauv cov tshuab kho tshuab uas xav tau ntau.
Vim li cas ho xaiv peb?
•Koj tuaj yeem tau txais cov khoom zoo meej raws li koj xav tau ntawm tus nqi qis tshaj plaws.
•Peb kuj muab cov nqi Reworks, FOB, CFR, CIF, thiab tus nqi xa khoom tuaj rau koj. Peb xav kom koj ua qhov kev pom zoo rau kev xa khoom uas yuav pheej yig heev.
•Cov ntaub ntawv peb muab yog qhov tseeb tag nrho, txoj cai los ntawm daim ntawv pov thawj xeem raw khoom mus rau qhov kawg ntawm daim ntawv qhia. (Cov ntawv qhia yuav qhia raws li qhov xav tau)
•Peb lav tias yuav teb tsis pub dhau 24 teev (feem ntau hauv tib lub sijhawm)
•Muab daim ntawv qhia SGS TUV.
•Peb mob siab rau peb cov neeg siv khoom. Yog tias nws tsis tuaj yeem ua tau raws li koj xav tau tom qab kuaj xyuas txhua txoj kev xaiv, peb yuav tsis dag koj los ntawm kev cog lus cuav uas yuav tsim kev sib raug zoo nrog cov neeg siv khoom.
•Muab kev pabcuam ib zaug xwb.
Cov Hlau Tensile Siab Tiaj 4340 Ntim:
1. Kev ntim khoom yog qhov tseem ceeb heev tshwj xeeb tshaj yog thaum xa khoom mus thoob ntiaj teb uas cov khoom xa tuaj dhau ntau txoj kev sib txawv kom mus txog qhov chaw kawg, yog li peb thiaj li txhawj xeeb txog kev ntim khoom.
2. Saky Steel ntim peb cov khoom ntau txoj kev raws li cov khoom. Peb ntim peb cov khoom ntau txoj kev, xws li,
