Information about rail
As an essential component of railway track structure, steel rail is applied to guide train wheels move forward. The function of rail is to withstand the enormous pressure of the wheel, and pass it to the sleepers. Steel rail must provide continuous, smooth rolling surface of least resistance to train wheel. Modern rail take many years to improve the quality of materials, for example, material of steel rail is changed into steel from iron. Steel rail is typically made into I-beam, and it is made of high-quality steel alloy. The strength of rails and other track parts is important for train to keep faster and safety.
Types of rail
According to different ways like weight, standard, tensile strength, steel rail can be divided into several types. Take national standard as an example, we can classify Steel rail into the following types.
Chinese standard steel rail
By the weight per meter, Chinese standard steel rail can be classified into three types, such as heavy rail, light rail and crane rail. When the weight per meter of steel rail is equal to or less than 30kg, it is called light rail. On the contrary, heavy rail is refer to the weight per meter of rail is more than 30kg.
As a professional steel rail manufacturer in china, we can provide quality and low price GB standard light railway steel rail. The common sizes light rail from AGICO includes 6kg, 9kg, 12kg, 15kg, 22kg, 30kg, 8kg, 18kg, 24kg and etc. standard of light rail include GB11264-89 standard and YB222-63 standard.
Size |
A |
B |
C |
t |
Weight (kg/m? |
GB 6kg |
25.4 |
50.8 |
50.8 |
4.76 |
5.98 |
GB 9kg |
32.1 |
63.5 |
63.5 |
5.9 |
8.94 |
GB 12kg |
38.1 |
69.85 |
69.85 |
7.54 |
12.2 |
GB 15kg |
42.86 |
79.37 |
79.37 |
8.33 |
15.2 |
GB 22kg |
50.8 |
93.66 |
93.66 |
10.72 |
22.3 |
GB 30kg |
60.33 |
107.95 |
107.95 |
12.3 |
30.1 |
Heavy rail is one of rail types. By the material, heavy rail can be divided into (low) manganese rail steel, (low) copper rail steel, (low) silicon rail steel. Zhongxiang Steel Group provide u71mn/ 50Mn heavy 50kg train railway steel rail with low price, and common sizes include 38kg, 43kg, and 50kg. All of sizes are based on GB2585-2007 standard.
Size |
A |
B |
C |
t |
Weight (kg/m) |
GB 38kg |
68 |
134 |
114 |
13 |
38.733 |
GB 43kg |
70 |
140 |
114 |
14.5 |
44.653 |
GB 50kg |
70 |
152 |
132 |
15.5 |
51.514 |
Crane rail is usually classified into GB standard QU70, QU80, QU100, and QU120. Crane rail is made of u71mn, and with YB/T5055-93 standard.
Size |
A |
B |
C |
t |
Weight (kg/m) |
QU70 |
70 |
120 |
120 |
28 |
52.8 |
QU80 |
80 |
130 |
130 |
32 |
63.69 |
QU100 |
100 |
150 |
150 |
38 |
88.96 |
QU120 |
120 |
170 |
170 |
43 |
118.1 |
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