UIC54 Steel rail yog dab tsi?
Covuic54 ua, kuj cais raws li54e1 cev, yog ib qho hnyav -lub luag haujlwm steel profile tsim rau mainlines, muab qhov sib npaug ntawm 54.77 kg ib 'meter' los txhawb cov neeg caij tsheb hnyav thiab thauj khoom thauj. Nws tau lees paub dav dav rau nws txoj kev qaug zog siab thiab kev ruaj ntseg, ua rau nws yog lub hauv paus ntawm kev tsheb ciav hlau niaj hnub.
uic54 rail specification:
| Hom Rail | Txuj | Qhov Loj (mm) | Tshooj S | Mas m | ||||
| H | B | C | D | E | cm xo | kg/m | ||
| TS EN 13674-1 European tus qauv | ||||||||
| 54E1 (UA 54) | EN 13674 - 1 | 159,00 | 140,00 | 70,00 | 49,40 | 16,00 | 68,77 | 54,77 |
GNEE RAILtsim uic54 rail profile thiab 54e1 rail nrog kev tswj nruj ntawm dov precision thiab qhov ntev kam rau ua, ua kom ruaj khov thauj khoom thiab txhim khu kev qha kev ua haujlwm txawm tias muaj kev ntxhov siab heev. Peb lub chaw tsom mus rau metallurgical zoo ib yam nyob rau hauv tag nrho cov batch, txhawb ntev -lub sij hawm stability thiab txo tus nqi kho rau loj -scale engineering tej yaam num.
Dab tsi yog qhov Load Capacity ntawm UIC54 Steel Rail?
Lub peev xwm thauj khoom ntawm txoj kev tsheb ciav hlau feem ntau yog ntsuas los ntawm "axle load," uas yog hais txog qhov hnyav tshaj plaws ntawm ib khub ntawm lub log tuaj yeem tawm ntawm txoj kev. Rau lub uic54 rail specification, tus qauv tso cai qag load feem ntau ntog ntawm22.5 tons thiab 25 tons, nyob ntawm tus qauv tsim tshwj xeeb thiab kev xav tau ceev. Lub peev xwm no tso cai rau txoj kev tsheb ciav hlau 54e1 los tswj txhua yam ntawm cov txheej txheem cov neeg caij tsheb mus rau hnyav - thauj cov tsheb thauj khoom tsis muaj kev pheej hmoo rau kev deformation mus tas li.
Lub cev geometry ntawm lubuic54 rail qhov ntevyog ib qho tseem ceeb ntawm nws tswj thiab faib qhov hnyav thoob plaws hauv lub txaj. Nrog rau qhov siab ntawm 159 hli thiab lub hauv paus dav ntawm 140 hli, qhov profile tshwj xeeb yog tsim los tiv thaiv ntsug dabtsi yog khoov thiab lateral tipping. Lub hauv paus dav dua kom ntseeg tau tias lub siab los ntawm 25-tuj qag load yog kis tau los ntawm thaj chaw loj dua ntawm tus neeg pw tsaug zog, tiv thaiv kev sib tsoo hauv zos lossis tsis ruaj khov.
Kev tsim qauv ntawm 54e1 rail profile suav nrog ntau qhov kev ntsuas tseem ceeb uas ua rau nws lub zog:
- Lub taub hau dav:Lub taub hau 70 hli muab qhov zoo tshaj plaws kev sib cuag rau lub log, txo qhov "hertzian" kev sib cuag kev ntxhov siab uas ua rau hlau qaug zog.
- Web Thickness:Lub vev xaib 16 hli muab qhov ntsug ntsug tsim nyog los txhawb nqa hnyav yam tsis muaj buckling nyob rau hauv siab.
- Ntu Modulus:Tus nqi geometric no txiav txim siab zoo npaum li cas uic54 resists dabtsi yog khoov; UIC54 profile muaj qhov siab ntu nruab nrab ntawm nws qhov hnyav.
- Inertia Moment:Kev faib tawm ntawm cov hlau hauv qhov profile kom ntseeg tau tias txoj kev tsheb ciav hlau 54e1 tuaj yeem txuas qhov sib txawv ntawm cov neeg pw tsaug zog thaum tuav lub tiaj, theem khiav.
Kev cuam tshuam ntawm Steel Qib ntawm Load Performance
Thaum cov duab ntawm uic54 muab lub moj khaum, qhov tseeb load-cov kabmob "limit" feem ntau txiav txim siab los ntawm qib ntawm cov hlau siv hauv kev tsim khoom. Raws li uic54 rail specification, txawv qib xws li R260, R320Cr, los yog cua sov-kho R350HT muaj ntau theem ntawm hardness thiab tensile zog. Cov qib steel siab dua tso cai rau txoj kev tsheb ciav hlau kom dhau mus ntev "load cycles" ua ntej cov kab nrib pleb me me pib tsim, txuas ntxiv kev pab cuam lub neej ntawm txoj kev.
Xaiv cov qib zoo rau koj 54e1 rail profile nyob ntawm qhov kev cia siab ntawm kev khiav tsheb:
- R260 Qib:Tus qauv qib rau feem ntau cov neeg caij tsheb thiab cov kab thauj khoom dav dav, muab cov weldability zoo thiab muaj zog txaus rau cov qauv qag.
| R260 | Mechanical Property | Tshuaj muaj pes tsawg leeg | |||||||||||
| Yield zog | Tensile zog | Elongation | Hardness | C | Si | Mn | S | P | H ppm | Aw ppm | |||
| MPa | kg/m² | MPa | kg/m² | min | HB | Tsawg dua los yog sib npaug | Tsawg dua los yog sib npaug | Tsawg dua los yog sib npaug | Tsawg dua los yog sib npaug | ||||
| Ntau dua lossis sib npaug rau 880 | 10% | 260-300 | 0.62-0.80 | 0.15-0.58 | 0.70-1.20 | 0.025 | 0.025 | 2.5 | 20 | ||||
- R350HT (kub kho):Siv nyob rau hauv hnyav -haul seem los yog nkhaus nkhaus qhov twg lub uic54 rail qhov ntev yog raug rau hnyav hnyav thiab siab dua - dua - nruab nrab siab.
| R350 HT | Mechanical Property | Tshuaj muaj pes tsawg leeg | |||||||||||
| Yield zog | Tensile zog | Elongation | Hardness | C | Si | Mn | S | P | H ppm | Aw ppm | |||
| MPa | kg/m² | MPa | kg/m² | min | HB | Tsawg dua los yog sib npaug | Tsawg dua los yog sib npaug | Tsawg dua los yog sib npaug | Tsawg dua los yog sib npaug | ||||
| Ntau dua lossis sib npaug rau 1175 | 9% | 350-390 | 0.72-0.80 | 0.15-0.58 | 0.70-1.20 | 0.025 | 0.020 | 2.5 | 20 | ||||
- Qib Hardness:Higher Brinell hardness (HBW) nyob rau hauv cov qib hwm tiv thaiv lub taub hau tsheb ciav hlau los ntawm "mushrooming" los yog flattening nyob rau hauv lub luj ntawm hnyav freight.
- Fatigue Resistance:Cov alloys tshwj xeeb tuaj yeem muab ntxiv rau hauv txoj kev tsheb ciav hlau 54e1 txhawm rau txhim kho kev tiv thaiv rau kev sib cuag rolling fatigue (RCF), uas yog muaj nyob rau hauv siab - txoj kev tsheb ciav hlau.
Safety Margins thiab Environmental Factors
Hauv kev siv tiag tiag - ntiaj teb no, lub peev xwm thauj khoom siab tshaj plaws ntawm uic54 rail kuj cuam tshuam los ntawm ib puag ncig thiab cov qauv kev saib xyuas. Qhov kub thiab txias tuaj yeem ua rau cov hlau nthuav dav lossis kev cog lus, tsim kom muaj kev ntxhov siab sab hauv uas rho tawm ntawm txoj kev tsheb ciav hlau lub peev xwm los nqa cov khoom sab nraud. Tsis tas li ntawd, lub qhov dej zoo- tuav txoj kab nrog kev sib raug zoo ua kom ntseeg tau tias cov khoom thauj yog ib txwm nyob rau hauv qhov profile ntawm uic54, tiv thaiv kev hnav tsis sib xws uas tuaj yeem ua rau ua tsis tiav ntxov.
Kev ntseeg tau ntawm kev ua haujlwm yuav tsum muaj kev sib koom ua ke rau uic54 rail specification:
- Kub Neutralization:Siv cov tsheb ciav hlau thauj tog rau nkoj thiab cov txheej txheem tensioning kom ntseeg tau tias txoj kev tsheb ciav hlau 54e1 tsis buckle thaum lub caij ntuj sov huab cua los yog snap rau lub caij ntuj no txias.
- Kev tiv thaiv corrosion:Hauv thaj chaw ntug dej hiav txwv lossis chaw lag luam, kev xeb tuaj yeem ua rau lub vev xaib ntawm uic54, txo nws cov load-cov kabmob hla- ntu dhau sijhawm.
- Kev sib tsoo tsis tu ncua:Kev tswj xyuas qhov tseeb 54e1 rail profile los ntawm kev sib tsoo tsheb ciav hlau kom paub tseeb tias lub log sib txuas tseem zoo, tiv thaiv kev ntxhov siab.
- Kev kuaj ultrasonic:Kev tshuaj xyuas tsis tu ncua tso cai rau cov tswv lag luam kom pom cov teeb meem sab hauv ua ntej lawv ncav cuag qhov loj me uas yuav cuam tshuam lub peev xwm thauj khoom.
GNEE RAILtsim UIC54 rail thiab 54E1 rail profile nrog nruj tswj ntawm dov precision thiab qhov ntev kam rau ua, kom ntseeg tau ruaj khov load faib thiab txhim khu kev qha khiav. Nrog rau kev tsim khoom thiab kev ua tau zoo, peb pab ua kom tau raws li qhov yuav tsum tau ua, txawm tias koj xav tau qib R260 tus qauv lossis siab -lub zog cua sov- cov kev xaiv kho. Vim tias peb ua haujlwm raws li cov chaw tsim khoom tshwj xeeb, peb tuaj yeem lav tias cov khoom siv hlau ntawm txhua qhov 54e1 rail tau ua kom zoo rau qhov tshwj xeeb ib puag ncig thiab kev thauj khoom ntawm koj qhov project.
Yog tias koj xav tau cov ntsiab lus kev paub lossis kev txhawb nqa daim ntawv thov txog kev txwv kev thauj khoom, koj tuaj yeem ua tautiv tauj pebkom tau txais UIC54 rail kev daws teeb meem, thiab peb yuav muab cov kev xaiv zoo raws li koj qhov project.
