WZ 25.40—Forging and shaping metal and powder metallurgy

Where 25.40 sits

1. C Manufacturing
2. 25 Manufacture of fabricated metal products, except machinery and equipment
3. 25.4 Forging and shaping metal and powder metallurgy
4. 25.40 Forging and shaping metal and powder metallurgy

Contains 5 narrower codes

• 25.40.1 Hammer forging
• 25.40.2 Drop forging
• 25.40.3 Cold extrusion
• 25.40.4 Pressing, stamping and roll-forming
• 25.40.5 Powder metallurgy

What 25.40 includes

• Forging, pressing, Stamping and Roll-forming of metals
• Subsequent rough deburring or descaling of the metal, without further processing

25.40 in other systems