Aluminum alloys and Steel types and sizes 
Raw material specifications - http://matweb.com
Plating specifications - http://www.engineersedge.com/finishing.htm
Wet Painting and Powder Coating specifications -
http://oem.sherwin-williams.com/us/eng/products/categories/

All in-house services:
MIG, TIG and Spot Welding
PEM clinch nuts and studs press-fit
hardware installation
Riveting - Solid, Tubular, Semi-Tubular, POP,
Avibank Rivenuts, Cherry, Avdel, BF Goodrich & Atlas
Installation of latches, ¼ turn fasteners, handles,
hinges, knobs, thread inserts, gasketing & insulation
Vibrator deburring, dual action &
straight graining sanding
Silk screening, part marking, and engraving
Irridite, Alodine, Chemical Film - Gold and Clear
Zinc Plating - Yellow, Clear and Bright Blue
RoHs Compliant
Phosphate Treatment on Steel
Anodizing - Clear and colors