ICNEA 3481—Metal seal manufacturing

Where 3481 sits

1. C Manufacturing industry
2. 34 General equipment manufacturing industry
3. 348 General parts manufacturing
4. 3481 Metal seal manufacturing

What 3481 includes

• Includes manufacturing activities for the following metal seals：
• Metal seals: metal gaskets, multi-layer metal sheet gaskets, other metal seals
• Mechanical seals: sliding sealing ring, spring sealing ring, other mechanical seals
• Other gaskets and similar bonding pads
• Spare parts for metal mechanical seals
• The following product manufacturing activities are included in this category
• Ribbon material for special sealing
• Metal magnetic fluid materials and seals
• Seals for high temperature and high pressure machinery of electric power equipment
• Refers to the production activities of making seals from metal as raw materials.

What 3481 excludes

• The production of non-metallic seals shall be included in 2913 (manufacturing of rubber parts) and 2929 (manufacturing of plastic parts and other plastic products) according to their raw materials

3481 in other systems