What Is The Smoothness Of The Inner Hole Of Cold Drawn Seamless Tube?

The smoothness of the inner hole of cold drawn seamless tube is one of the important indicators affecting its quality. It not only relates to the appearance quality of the product, but also directly affects the customer's yield and finished product quality. Therefore, it is necessary to understand how much smoothness the inner hole of cold drawn seamless tubes can achieve.

The requirements for the smoothness of the inner hole of cold drawn seamless tubes vary according to different industries and application needs. In the field of hydraulic steel pipes, the requirement for inner hole smoothness is usually very high, reaching an accuracy level of Rz2.0mm/m. However, many manufacturers find it difficult to achieve such high precision requirements due to technical limitations or cost considerations. However, Tianzhan Steel Pipe can provide high-quality products that meet this standard.