Hot!!! Aluminum street lamp shade 1. Excellent dimension accuracy 2. Excellent ... welding, girth welding, argon arc welding, brazing.5. Material: stainless steel, Iron (SPCC, SECC, SPTE, tinplate), aluminum alloy, ... brass, bronze alloy, etc. 6. Surface treatment: professional stainless steel polishing, grinding and sand blasting by own workshop. ... and your enquiry. Hot!!! Aluminum street lamp shade