The steel, steel and flat steel, round steel bar and what is the difference?
There is not much difference between round bar and steel bar, but the diameter range should be different. Can you hold it with hand?Inside the details of the difference, you can go to the tool book to see.
In fact, for the processing of raw materials are the same, is used when the roller rolling pressure is not the same, there are many different types of tooth roller shaft, can produce different steel, the steel section is square, round cross section is round...
On the whole, the square section is square, flat section is rectangular, steel surface after finishing the round steel or steel wire (also called steel, silver bar).