Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of railway track u71mn u75v u78crv gb rail in China, also supports customized service with low price. Please feel free to buy cheap railway track u71mn u75v u78crv gb rail made in China here from our factory.
Product Description
GB 38 43 45 50 60 75KG heavy rails often use U71Mn, U75V and U78CrV materials, which are commonly used GB rail steel grades for railways. U71Mn is a general material with high cost performance.
| Material grade | Tensile strength | Main application | Percentage | |||||
| U71Mn | ≥880MPa | Conventional railway, subway, secondary lines | ~50%(Stock) | |||||
| U75V | ≥980MPa | High-speed railway (such as Beijing-Shanghai, Beijing-Harbin) | ~45%( New construction) |
|||||
| U78CrV | ≥1080MPa | heavy-load lines Ultra-heavy-load sections such as Daqin Line (annual total weight exceeding 100 million tons) |
＜5% | |||||
Product Specifications
| Rail Type | SIZE(mm) | ||||||||
| height | bottom width | head width |
waist depth
|
||||||
| Heavy rail | 38KG | 134 | 114 | 68 | 13 | ||||
| 43KG | 140 | 114 | 70 | 14.5 | |||||
| 45KG | 145 | 126 | 67 | 14.5 | |||||
| 50KG | 152 | 132 | 70 | 15.5 | |||||
| 60KG | 176 | 150 | 73 | 16.5 | |||||
| Crane rail | QU70 | 120 | 120 | 70 | 28 | ||||
| QU80 | 130 | 130 | 80 | 32 | |||||
| QU100 | 150 | 150 | 100 | 38 | |||||
| QU120 | 170 | 170 | 120 | 44 | |||||
Product Packaging & Delivery
Product Application
Company Profile
GNEE RAIL was established in 2008, focusing on the production of GB standard heavy rails, light rails, crane rails and other products. Over the years, we have taken quality as the cornerstone and innovation as the driving force to continuously improve product quality and performance.
Through unremitting efforts, our products are exported to more than 160 countries and serve more than 8,000 customers. Every product delivery carries our commitment to customers. We pay attention to communication with customers, understand their needs in a timely manner, and provide precise solutions.
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