Iibka Kulul ee Birta Tayada Sare leh 42CrMo Wagon Macdanta Been Abuurka ah iyo Taayirrada Tareenka ee Daawaynta Kulaylka Q+T
Marka tareenada rarida ay koraan 1-in-40 darajooyin ama gawaarida macdan qodista ay qaadaan 40 t oo macdanta ceeriin ah, taayir kasta waa in uu iska caabiyaa saameynta, nabar-goynta iyo daalka malaayiinka kacdoonka. Taayirradayada tareenada ee 42CrMo ee been abuurka ah iyo taayirrada gaadhigu waxay keenaan adkaysigaas-kulul-fog-fog, bakhtiyay & dabcay, iyo dhamaystir-mashiin ilaa heerarka tareenada caalamiga ah.
1. Faa'iidada Qalabka - 42CrMo (≈ AISI 4140)
2. Jidka Been-abuurka & Kulayl-Daawaynta
Habka: EAF+LF+VD ingot → 1 200 °C xanaaqsan/ fidsan 30 t dubbe → mashiinka qallafsan → Q+T (850 °C saliid demin, 560 °C xanaaq)
Saamiga been-abuurka ≥ 3.5 - qulqulka hadhuudhka axial wuxuu u adkaystaa dildilaaca iyo kulaylka
100 % UT ilaa SEP 1921 Fasalka C/c; rim iyo webka MT ayaa la kormeeray; khariidad adag 90° kasta
3. Qiyaasta Range
| Item |
Range |
Tolerance |
| Wheel dia |
14” – 42” (355-1 100 mm) |
±1 mm on rim |
| Rim width |
75 – 180 mm |
±0.5 mm |
| Bore dia |
80 – 350 mm |
H8 |
| Web thickness |
20 – 80 mm |
+2/-0 mm |
| Unit weight |
75 – 900 kg |
— |
4. Heerarka & Shahaadooyinka
Jidka tareenka: EN 13262, UIC 812-3, IRS R-19, AAR M-107, TB/T 2817
Macdanta: macmiilka DIN spec, 30 t design axle-load
Oggolaanshaha bulshada: ABS, DNV, BV, LR, NK, CCS - 3.2 markhaati marka la codsado
5. Astaamaha Muhiimka ah
Xulashada xuddunta isku-dhafan - oo lagu been abuurtay hal gabal, waxay meesha ka saaraysaa tolitaanka alxanka ee saxanka biriiga hoostiisa
jeex-jeex-jeexjeexa lagu tamayo, wakhtiga mashiinka -20%
Biriinka qallafsan - Brinell 320-360, kiis ≥ 12 mm, nolosha duqeynta ×3 vs. giraangiraha saxan-duuban
Cadaadiska cadaadiska haraaga ah -180 MPa oo ku yaal dusha sare ee lagu tumanayo, bilawga dillaaca waa dib u dhac
6. Codsiyada
Gawaarida xamuulka qaada ee culus 25-40 t culeyska geesaha
Gawaadhida dhinaca qashinka ka qodaya, kuwa gunta hoose ka qaada
Tareennada dekeda & dayrka, tareenada, tareenada warshadaha
Tareenka sahayda marinka badda, gawaadhida muck dhismaha tunnel-ka
7. Soo-dejinta & Qiimaynta
MOQ: 10 xabbo; Qiimaha EXW laga bilaabo USD 200/pc ee 22" giraangiraha macdanta
Wakhtiga hogaanka: qallafsan 12-15 maalmood; dhamaystirka-machid 20-25 maalmood; caalamiga ah DDP 7-maalmood xamuulka hawada degdega ah
Baakadaha: Filimka VCI + ilaaliye taayirrada caagga ah + jir bir ah, oo ku habboon gaadiidka badda ee 60-maalmood
U dir culeyska faashashka, dhexroorka taayirrada iyo heerka loo baahan yahay — hel jilitaanka been abuurka, astaanta ad-adag iyo oraah tartan 24 saac gudahood. Iibintayada kulul ee 42CrMo macdanta iyo taayirrada tareennada ee been abuurka ah u oggolow in saamigaaga rogrogmi karo - iyo faa'iidadaada - ay ku hayaan waddada.