1. Material
Mild steel like Q235 , Q345, etc.
2. Size
Length/width/diameter below 1000 mm
Height below 500 mm
Wall thickness from 1 to 5 mm
3. Surface finish
High temperature (600 centigrades) powder coating
4. Manufacturing process
Deep drawing (stamping), drilling, bending, welding
5. Packing way
Best suitable packing way