Ki avantaj ki genyen nan sèvi ak asye?
Jan 14, 2026
A tren asyese yon eleman ki gen gwo -fòs nan sistèm tren tren ki fèt pou gide wou, sipòte chay lou, epi bay yon sifas ki lis, kontinyèl pou lokomotiv, machandiz, ak machin endistriyèl. Rail modèn yo te fè soti nan asye alyaj reziste mete, fatig, ak deformation anba estrès repete.
Ki avantaj ki genyen nan sèvi ak asye?
Steel gen pwopriyete mekanik ak chimik ki fè li siperyè ray fè oswa an bwa. Fòs rupture segondè li yo, rezistans fatig, ak rezistans mete pèmèt ray yo kenbe tèt ak dè milyon de pase wou pa ane. Ray asye tou kenbe jeyometri tras egzak, reziste chaj enpak, epi bay yon sifas woule lis.
| Materyèl | Fòs rupture (MPa) | elongasyon (%) | Dite (HB) | Kalite Rail tipik |
|---|---|---|---|---|
| Fè | 250–400 | 10–15 | 120–160 | Byen bonè endistriyèl tren |
| Q235 Steel | 375–460 | Pi gran pase oswa egal a 26 | 130–150 | Tren limyè (GB11264-89) |
| 50Mn Steel | Pi gran pase oswa egal a 645 | Pi gran pase oswa egal a 13 | 197 | Tren lou (GB2585-2007) |
| U71Mn Steel | Pi gran pase oswa egal a 880 | Pi gran pase oswa egal a 9 | 240–270 | Gwo tren, tren teknik |
| R350HT | Pi gran pase oswa egal a 1175 | Pi gran pase oswa egal a 9 | 350–390 | Gwo -ray tren (EN13674-1) |
Avantaj ki genyen nan Sèvi ak Steel nan ray
| Avantaj | Enpak sou Track | Egzanp yo |
|---|---|---|
| Segondè fòs | Anpeche koube ak deformation | QU100 tren teknik, tren prensipal UIC60 |
| Mete Rezistans | Diminye mete pwofil tèt la | ASCE75, BS80A ray |
| Rezistans fatig | Anpeche ka zo kase tren anba chay aks lou | R350HT gwo vitès-ray |
| Pèfòmans ki konsistan | Kenbe kalib ak aliyman | P50/P60 lou tren |
| Long lavi | Mwens ranplasman, pi ba pri antretyen | QU70–QU120 ray teknik |
Ki jan Steel konpare ak fè oswa lòt materyèl?
Pwopriyete mekanik Steel yo depase fè nan prèske tout aspè ki gen rapò ak operasyon tren yo:
| Pwopriyete | Fè | Steel (U71Mn) | Nòt |
|---|---|---|---|
| Fòs rupture (MPa) | 250–400 | Pi gran pase oswa egal a 880 | Steel ka sipòte pi wo chaj aks |
| elongasyon (%) | 10–15 | Pi gran pase oswa egal a 9 | Steel se pi di anba chay dinamik |
| Dite (HB) | 120–160 | 240–270 | Pi bon rezistans mete |
| Lavi sèvis tipik | 10-15 ane | 25-40 ane | Steel diminye frekans ranplasman |
| Rezistans fatig | Ba | Segondè | Diminye risk pou fant tren ak echèk |
Kalite Rail Steel
- Kalite tren an klasepa kilogram pou chak mètnan longè ray. Pou egzanp, ray asye yo itilize nan ray tren Lachin nan se 75kg / m, 60kg / m, 50kg / m, 43kg / m ak 38kg / m.
| Klasifikasyon | Wotè (mm) | Tèt (mm) | Anba (mm) | Epè (mm) | Pwa (kg/m) | |
| Limyè tren | 8 KG/M | 65 | 25 | 54 | 7 | 8.42 |
| 9 KG/M | 63.5 | 32.1 | 63.5 | 5.9 | 8.94 | |
| 12 KG/M | 69.85 | 38.1 | 69.85 | 7.54 | 12.2 | |
| 15 KG/M | 79.37 | 42.86 | 79.37 | 8.33 | 15.2 | |
| 18 KG/M | 80 | 40 | 80 | 10 | 18.06 | |
| 22 KG/M | 93.66 | 50.8 | 93.66 | 10.72 | 22.3 | |
| 24 KG/M | 107 | 51 | 90 | 10.9 | 24.46 | |
| 30 KG/M | 107.95 | 60.33 | 107.95 | 12.3 | 30.1 | |
- Klasifye pa aplikasyon:GNEE RAIL founi tren teknik (QU120, QU100, QU80, QU70), tren lou (38, 43, 50, 60, 75kg) ak ray limyè (9,12,15,22,30kg / m).
| Klasifikasyon | Wotè (mm) | Tèt (mm) | Anba (mm) | Epè (mm) | Pwa (kg/m) | |
| Rail lou | 38 KG/M | 134 | 68 | 114 | 13 | 38.733 |
| 43 KG/M | 140 | 70 | 114 | 14.5 | 44.653 | |
| 45 KG/M | 145 | 67 | 126 | 14.5 | 45.546 | |
| 50 KG/M | 152 | 70 | 132 | 15.5 | 51.514 | |
| 60 KG/M | 176 | 73 | 150 | 16.5 | 60.64 | |
| Klasifikasyon | Wotè (mm) | Tèt (mm) | Anba (mm) | Epè (mm) | Pwa (kg/m) | |
| Rail teknik | QU 70 | 120 | 70 | 120 | 28 | 52.8 |
| QU 80 | 130 | 80 | 130 | 32 | 63.69 | |
| QU 100 | 150 | 100 | 150 | 38 | 88.96 | |
| QU 120 | 170 | 120 | 170 | 44 | 118.1 | |
- Stee tren nan estanda etranje:Britanik Standard: BS seri (90A, 80A, 75A, 75R, 60A, elatriye) Alman estanda: DIN seri ray teknik. Entènasyonal Railway Union: seri UIC. Estanda Ameriken: seri ASCE. Estanda Japonè: seri JIS.
| Estanda | Sepc. | Materyèl Klas tipik |
|---|---|---|
| UIC860 | UIC54 | 700,900A,900B |
| UIC60 | ||
| EN13674.1 | 50E1 | R200,R350HT,R260Mn,R35LHT,R320Cr,R370CrHT |
| 54E1 | ||
| 60E1 | ||
| 60E2 | ||
| BS-11-1985 | BS80A | 700,900A,900B |
| BS90A | ||
| BS100A | ||
| AREMA | 115RE | SS,HH,LA,IH |
| 136RE | ||
| ASCE60 | U71Mn | |
| ASCE85 | U71Mn |
Kòm yon founisè Fastener ray pwofesyonèl,GNEE RAILka bay diferan estanda asye tren tankou GB, Ameriken, BS, UIC, DIN, JIS, Ostralyen ak Lafrik di sid ki itilize nan liy tren, trepye ak min chabon.
