Products Description
U71Mn 43KG heavy-duty rail is a type of rail with a weight of 43 kilograms per meter, made of U71Mn material, and belongs to the category of heavy-duty rails.
Size specifications:
Head width: 70 millimeters
Height: 140 millimeters
Bottom plate width: 114 millimeters
Waist thickness: 14.5 millimeters
Single weight: The actual weight is approximately 44.653 kilograms per meter
| Size
* |
Rail height(mm)
A |
Bottom Width(mm)
B |
Head Width(mm)
C |
Web Thickness(mm)
t |
Weight(kg/m)
* |
| 38kg | 134 | 114 | 68 | 13.0 | 38.730 |
| 43kg | 140 | 114 | 70 | 14.5 | 44.653 |
| 50kg | 152 | 132 | 70 | 15.5 | 51.514 |
| U71Mn | Mechanical Property | Chemical Composition | ||||||||||||
| Yield strength | Tensile strength | Elongation | Hardness | C | Si | Mn | S | P | Cr | |||||
| MPa | kg/mm² | MPa | kg/mm² | min | HB | ≤ | ≤ | ≤ | ||||||
| ≥880 | 9% | 0.65-0.76 | 0.15-0.35 | 1.10-1.40 | 0.030 | 0.030 | 0.25 | |||||||
GB U71Mn 43KG Heavy Steel Rail
Other Features
Performance characteristics:
This type of steel rail has high strength and toughness, and U71Mn steel rail can withstand large loads and impact forces without easily breaking. This type of steel has excellent welding performance, low carbon content, and is not prone to cracking during welding. The welded joints have good toughness and strength. At the same time, it can also maintain good corrosion resistance, and after special treatment, it can maintain its performance for a long time under different environmental conditions. This type of steel is very environmentally friendly, and environmentally friendly technology is used in the production process, which does not produce harmful substances and is harmless to the environment.
GB 43KG Heavy Steel Rail
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