|
|
|
ScaleSeven Standards
|
| |
Dimensions |
|
mm. |
inch |
|
G |
Track Gauge |
min |
33.00 |
1.299 |
|
|
Gauge Widening |
max |
0.45 |
0.018 |
|
A |
Tyre Width
(Loco) |
min |
3.16 |
0.124 |
| max |
3.26 |
0.128 |
|
A |
Tyre Width
(Stock) |
min |
2.90 |
0.114 |
|
max |
3.00 |
0.118 |
|
BB |
Back to Back |
min |
31.20 |
1.228 |
|
max |
31.30 |
1.232 |
| E |
Effective Flange |
|
0.66 |
0.026 |
|
|
BB + E |
min |
31.86 |
1.254 |
|
max |
31.96 |
1.258 |
|
CG |
Check Rail Gauge |
min |
31.98 |
1.259 |
|
max |
32.08 |
1.263 |
|
FW |
Crossing
Flangeway |
min |
1.00 |
0.039 |
|
max |
1.08 |
0.043 |
|
|
Over Check Rail Faces |
min |
30.85 |
1.215 |
|
max |
31.08 |
1.224 |
|
|
FW - E |
min |
0.34 |
0.013 |
|
max |
0.42 |
0.017 |
|
 |
|
|
