Rail Screw Spike Fastening System

CovRailway Screw Spike(tseem hu ua rail ntsia hlau los yog tirefond) yog threaded steel fastener engineered kom ruaj ntseg rails rau ntoo sleepers los yog qhob sleeper inserts los ntawm helical xov kev koom tes, muab superior rub - tawm tsis kam piv rau tsis yog - xov lwm txoj kev. Tsim los ntawm qis- carbon steels suav nrog SAE1015 thiab nruab nrab- cov pa roj carbon qib 35 #, 45 #, thiab 40Mn2, nrog rau cov chav kawm xws li 4.6 txog 8.8, cov spikes no ua tiav lub zog tensile ntawm 400-800 MPa nyob ntawm qhov tshwj xeeb.
Technical Specifications:
| Txuj | Scope | Cov ntaub ntawv xav tau | Cov Kev Xeem Tseem Ceeb | Daim ntawv thov |
|---|---|---|---|---|
| ASTM A66-21 Cov khoom lag luam | Hlau ntsia hlau spikes rau ntsia, khi daim hlau, ties | Hluav taws xob- cub tawg lossis yooj yim- pa oxygen steel; kub los yog txias - ua lub taub hau / xov | Kev ntsuas nruj thiab khoov | North American railroads |
| UIC864-1 Series | Ss5, Ss8, Ss25, Ss36 yam | Q235, 35#, 45#, 40Mn2, 20MnSi | Dimensional thiab mechanical verification | European mainline daim ntawv thov |
| AS 1085.18-2003 | Ntsia hlau spikes thiab threaded inserts | Hlau ntsia hlau spikes rau ntoo lossis pob zeb inserts | Ntoo rub- tawm kev xeem; xeem torque; lateral load xeem | Australian railways |
| TIAB SA 8497 | Brazilian tus qauv rau cov ntsia hlau spikes | SAE 1015 carbon hlau | Tshuaj, microstructural, tensile, hardness | Brazilian railroads |

Installation & Maintenance Perspective:
- Kev tshawb fawb ntawm Brazilian railways qhia cov ntsia hlau spikes nquag ua tsis tau nyob rau hauv 2nd xov cheeb tsam vim muaj kev ntxhov siab concentration nyob rau hauv nce qag loads
- Kev suav simulation paub meej tias xov geometry tsim kom muaj kev ntxhov siab ntau; Kev hloov kho rau cov xov profile tuaj yeem txhim kho lub neej kev pab cuam yam tsis hloov steel muaj pes tsawg leeg
- Kev ua tsis tiav tshwm sim nyob rau hauv ob qhov xwm txheej tseem ceeb: overload thaum lub sijhawm teeb tsa, lossis hauv - kev pabcuam qaug zog tom qab ntau lab lub sijhawm thauj khoom- qhov kawg yog qhov tshwm sim feem ntau thiab hnyav
Kev Saib Xyuas & Kev Pom Kev Ua Haujlwm
- Rub- tawm tsis kam: 0.5-1.0 npaug siab dua li cov kab tsheb ciav hlau dav dav, tab sis thrust (lateral) tsis kam yog 50% qis dua -kev lag luam tseem ceeb- tawm yuav tsum tau ceev faj xaiv cov ntawv thov
- Pom zoo rau qhov nruab nrab mus rau hnyav- cov kab thauj khoom, nquag siv kev lag luam lem, thiab kev tawm mus qhov twg siab dua rub- tawm quab yuam
- Vim yog disassembly inconvenience thiab nyuaj kho rail gauge, ntsia hlau spikes feem ntau yog siv rau railway turnouts es tsis tu ncua mainline khiav

Gnee Professional tsum


Cim npe nrov: rail ntsia hlau ntsia hlau rau lub teeb rail kho, Tuam Tshoj rail ntsia hlau ntsia hlau rau lub teeb rail fixing manufacturers, lwm tus neeg, Hoobkas









