WZ 25.51.0—Coating of metals

Where 25.51.0 sits

1. C Manufacturing
2. 25 Manufacture of fabricated metal products, except machinery and equipment
3. 25.5 Treatment and coating of metals; machining
4. 25.51 Coating of metals
5. 25.51.0 Coating of metals

What 25.51.0 includes

• Zinc plating, including general hotdip galvanizing (batch plating)
• Phosphating or chromating
• Plating, electroplating, electrolytic oxidation, etc. of metals
• Dyeing of metals
• Nonmetallic coating of metals, e.g.: • Powder or plastic coating, enameling, painting

What 25.51.0 excludes

• Activities of farriers, see 01.62.0
• Printing on metal, see 18.12.0
• Coating plastics with metal, see 22.25.0
• Plating base metals with a coating of silver, gold or platinum, see 24.41.0
• Heat treatment of metals, see 25.52.0
• Hardening of metals, see 25.52.0
• Painting of metals on buildings and structures, see 43.34.1
• Engraving as an express service, see 95.29.0

25.51.0 in other systems