UN Packaging Codes

UN Packaging Code 4A: Steel box

UN packaging code 4A is a steel box. Steel box for solids. Material, common uses, and permitted packing groups.

Code
4A
Type
Box
Material
Steel
Packing groups
I, II, III

UN code 4A identifies a steel box. Steel box for solids.

Check the UN marking on the packaging and follow the current regulations for your substance and transport mode.

Common uses

  • Heavy machinery parts
  • Metal products

Permitted packing groups

  • Packing Group I
  • Packing Group II
  • Packing Group III

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Frequently asked questions

What is UN packaging code 4A?

Steel box. Steel box for solids.

Which packing groups can use 4A?

I, II, III