Class 2592 - Treatment and coating of metals; machining

PSIC Class 2592 covers Treatment and coating of metals; machining. Current child subclasses include Treatment and Coating of Metals; Machining. This four-digit layer is useful when comparing neighboring activities...

Level Class

Hierarchy depth 4/5

Children 1

Last verified 2026-10-21

Key facts

Code summary

Code 2592

Official title Treatment and coating of metals; machining

Version PSIC 2019

Source layer PSA / BSP

Parent 259 - Manufacture of other fabricated metal products; metal working service activities

Section C - Manufacturing

Next step

Child codes

These are the next codes most users should open after this hub page.

25920

Treatment and Coating of Metals; Machining

Nearby codes

2591

Forging, pressing, stamping and roll-forming of metal; powder metallurgy

2593

Manufacture of cutlery, hand tools and general hardware

2599

Manufacture of other fabricated metal products, n.e.c.

About this level

Practical summary

Class 2592 sits in the PSIC 2019 hierarchy under C Manufacturing > 25 Manufacture of Fabricated Metal Products, except Machinery and Equipment > 259 Manufacture of other fabricated metal products; metal working service activities. This class usually fans out into more specific subclasses such as Treatment and Coating of Metals; Machining. It is the level people use when they already know the activity family but still need the exact five-digit match.

Official note

Source-backed description

This class includes: Plating, anodizing, etc. of metals Heat treatment of metals Deburring, sandblasting, tumbling, cleaning of metals Coloring and engraving of metals Non-metallic coating of metals: plasticizing, enamelling, lacquering, etc. Hardening, buffing of metals Boring, turning, milling, eroding, planing, lapping, broaching, leveling, sawing, grinding, sharpening, polishing, welding, splicing, etc. of metalwork pieces Cutting of and writing on metals by means of laser beams This class excludes: Activities of farriers, see 0156; Rolling precious metal onto base metals or other metals, see 242.