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Material： U71Mn
Weight：63.69Kg/m
Length：12m
Standard：YB/T5055-2014
| Parameters | |||
| type | weight (kg/m) | material | length (m) |
| QU80 | 63.69 | U71Mn | 12 |
| rail height (mm) | bottom width (mm) | head width (mm) | web thickness (mm) |
| 130 | 130 | 80（87） | 32 |
| Crane Rail | Size | Rail Height | Bottom Width | Head Width | Web Thickness | Weightkg/m |
| QU70 | 120 | 120 | 70（76.5） | 28 | 52.80 | |
| QU80 | 130 | 130 | 80（87） | 32 | 63.69 | |
| QU100 | 150 | 150 | 100（108） | 38 | 88.96 | |
| QU120 | 170 | 170 | 120（129） | 44 | 118.10 |
Application:
Steel rail, also called rail track, steel track, is the main component of railway track. Its function is to guide the wheels of the locomotive, bear the great pressure of the wheel, and keep the stability of railway transportation. The rail must provide continuous, smooth and minimum rolling surfaces for the wheels. In electrified railway or automatic block section, rail can also be used as an orbital circuit.
The steel rail in china are divided into Crane rail, Heavy rail and light rail.
In china, Crane rail includes QU70, QU80, QU100 and QU120. which also called ISCR70, ISCR80, ISCR100 and ISCR120 Crane rail in India. In russia, it called KP70, KP80, KP100 and KP120 Crane rail.
Crane rails are designed for carrying heavy loads and are used in the laying of crane track for port building.Compared with the railway's heavy rail, crane rail height is low and head width thick waist size is bigger.
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