- Lead and zinc (1)
- Lead and lead alloy bars, pipe, plates, shapes, etc. (1)
- Zinc and zinc alloy bars, plates, sheets, etc. (2)
- Precious metals (1)
- Magnesium and magnesium alloy: rolling, drawing,or extruding (2)
- Nickel (2)
- Tin (5)
- Tin and tin alloy: rolling, drawing, or extruding (1)
