This product is a closed special profile which is used as bumper for vehicle. It is made by roll forming process and do welding on line. Bending process is done by second step on bending machine. 
  The material can be stainless steel or any high yield strength material. 
  Material thickness scope could be 0.8~3.0mm. 
  It is able to design the profile according to customer's demands. 

contact selina@unovo.co to check more information of it.