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Classification of steel beams for sale

Dec 5, 2015

Steel beams for sale are the main parts used in railway. Their purpose is to ensure the motion of wheels, and they can bear tremendous pressure of the wheels. steel beams for sale should provide continuous and flat rolling surfaces for the wheels. Besides, the steel beams for sale should have little resistance. There are many kinds of steel beams for sale in the market. In this essay, it will briefly tell us the classification of steel beams for sale.

We can divide steel beams for sale into two main types, namely our domestic steel beams for sale and foreign steel beams for sale. According to the weight of steel beams for sale per meter in our country, we can divide steel beams for sale into three kinds, namely crane steel beams for sale, heavy steel beams for sale and light steel beams for sale. Among them, crane steel beams for sale can be divided into four kinds, namely QU120, QU100, QU80 and QU70 steel beams for sale. 


The materials of these steel beams for sale are mainly manganese steels. The unit weight of these steel beams for sale can reach up to 118kg/m. The heavy steel beams for sale can be divided into ordinary manganese contained steels, ordinary carbon steels with copper, copper contained steels with silicon and other steels. In foreign countries, the steel beams for sale can be divided according to different criteria. 


As we all know, different countries have different criteria for the steel beams for sale. And they have different classification methods. For example, In England, steel beams for sale can be divided into BS series, including 90A, 80A, 75A,75R and 60A and so on. In America, the steel beams for sale can be divided into ASCE series. In Germany, the steel beams for sale can be divided into DIN series crane steel beams for sale.

 

In conclusion, above tells us the classification of steel beams for sale. 



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