In the daily steel procurement, the most annoying annoyance is nothing more than the purchase of inferior seamless steel pipes, thus affecting product quality. How to identify inferior seamless steel pipe? Let's take a look at the methods that can identify high-quality seamless steel pipes and

Main properties of seamless square tubeThe first performance to talk about is plasticity, for the seamless square tube, the metal material can produce plasticity under the action of load, resulting in deformation, this deformation refers to a permanent deformation, generally will not be damaged by