Railway Steel Rail
|
Modèl (Pwa/Mèt) |
Lajè tèt |
Epesè entènèt |
Lajè baz |
Wotè an jeneral |
Steel Klas |
Kondisyon livrezon |
Fòs rupture (Min.) |
Senaryo ak kalib aplikab |
Konfòmite estanda |
|
30kg/m (Rail limyè) |
51mm |
9.0mm |
100mm |
107mm |
U71Mn |
Cho-woule |
880MPa |
Urban Tram (1435mm estanda kalib) |
GB/T 2585-2007, EN 13674-1 |
|
50kg/m (Mainline) |
65mm |
15.5mm |
132mm |
152mm |
U75V |
Cho-woule |
980MPa |
Rejyonal Pasaje/Machandiki (1435mm) |
GB/T 2585-2007, UIC 860-4 |
|
60kg/m (HSR) |
73mm |
16.5mm |
150mm |
176mm |
U78CrV |
Sou-Chalè Liy-Trete |
1180MPa |
Gwo -Rail Vitès (350km/h, 1435mm) |
GB/T 2585-2007, TB/T 3436 |
|
67.41kg/m (136RE) |
74.6mm |
17.5mm |
152.4mm |
185.7mm |
1100A |
Off-Chalè liy-Trete |
1200MPa |
Bwote lou-AMERIKEN (chaj aks 35t) |
AREMA 11, AAR M-101 |
|
37.46kg/m (BS 75A) |
61.9mm |
12.7mm |
122.2mm |
128.6mm |
900A |
Cho-woule |
900MPa |
Rail Rejyonal UK (1435mm) |
BS 11-1985, EN 13674-1 |
|
56.9kg/m (115RE) |
69.1mm |
15.9mm |
139.7mm |
168.3mm |
900A |
Sou-Chalè Liy-Trete |
1100MPa |
Kago Ostralyen (1435mm) |
AREMA 11, AS 1085.14 |
Pèfòmans & Kalite Enspeksyon Lis Verifikasyon
|
Etap enspeksyon |
Atik kle |
Metòd tès |
Kritè Akseptasyon |
Règ pou pran echantiyon |
Zouti/Referans |
|
Tcheke k ap rantre |
Konpozisyon chimik & dimansyon |
Pòtatif PMI + 3D Scanner |
C: 0.71-0.80% (U75V); Dimansyon tolerans: ± 0.5mm |
2pcs / 100m tren |
Pòtab PMI Analyzer; 3D optik eskanè |
|
Kalite soude |
Soude fòs jwenti |
Tès Tensile + Deteksyon defo ultrasons |
Soude fòs Tensile Pi gran pase oswa egal a 90% nan metal de baz; Pa gen Defo Entèn (Pi gwo pase oswa egal a φ1.0mm) |
1 jwenti/500m ray |
Machin tès inivèsèl; Tès à à |
|
Pèfòmans mekanik |
Dite & Enpak Severite |
Brinell dite tèsteur + Charpy enpak tèsteur |
Rail tèt dite: 260-300 HB; Enpak Severite Pi gran pase oswa egal a 20J (-20 degre) |
3 pwen/10m tren |
HB-3000 Tester dite; Download jwèt la Charpy tèsteur |
|
Alontèm-Dirabilite |
Fatig & Mete Rezistans |
Fatig tès ban + Mete tèsteur |
Pa gen fant apre 5 × 10⁶ sik; Mete Pèt Mwens pase oswa egal a 0.2mm/10⁶ Ton·km |
1pc/pakèt |
Servo idwolik tèsteur fatig; Fwotman tèsteur |
|
Odit metalografik |
Mikwostrikti |
Mikwoskòp metalografik |
Estrikti Pearlite (Pi gwo pase oswa egal a 95%); Pa gen Martensite/Fant |
1 echantiyon / 1000m tren |
500 × mikwoskòp metalografik |
gnee-founisè pwofesyonèl
Baj popilè: tren asye, Lachin manifaktirè tren asye, Swèd, faktori
