Material Q345B
Size : 50*30, 60*40, 70*40, 80*60, 100*60, 120*80.
Advantage:
1. The material of our billet is Q345B, which is similar to A572, GR 50, please refer to the attached comparison document.
2. Our billet is very straight and The surface of our billet is very smooth.
3. We customize radius of the angle to be 3mm, which is most suitable for rail wheel to run.
4. The both end side of this billet was cut by Sawing machine which is very easy for assemble.