Mandrel bar is specifically needed for producing different kinds of seamless tubes. This is generally designed for offering general purpose hot steel applications. The steel billet is generally rolled over it with the aid of grooving roll in a stretching manner while reducing the rolling process. Designed with perfection, this range is ideal for determining the shape of inner tube surface. This bar is designed with the perfect combination of advanced machinery system and quality checked materials. we are presenting Mandrel Bar to our clients in numerous specifications.
1. Chrome plating thickness :55~70μm
2. Chemical composition (m%)
3. Mechanical property
|Size(mm)||Tensile strength Mpa||Yield strength Mpa||Elongation (%)|
|Size(mm)||Reduction of area (%)||Impact value||Hardness (HRC)|