Group 251 - Manufacture of structural metal products, tanks, reservoirs and steam generators

PSIC Group 251 covers Manufacture of structural metal products, tanks, reservoirs and steam generators. Direct children below it include Manufacture of structural metal products, Manufacture of Tanks, Reservoirs and...

Level Group

Hierarchy depth 3/5

Children 3

Last verified 2026-10-21

Key facts

Code summary

Code 251

Official title Manufacture of structural metal products, tanks, reservoirs and steam generators

Version PSIC 2019

Source layer PSA / BSP

Parent 25 - Manufacture of Fabricated Metal Products, except Machinery and Equipment

Section C - Manufacturing

Next step

Child codes

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

2511

Manufacture of structural metal products

2512

Manufacture of Tanks, Reservoirs and Containers of Metal

2513

Manufacture of Steam Generators, except Central Heating Hot Water Boilers

Nearby codes

252

Manufacture of weapons and ammunition

259

Manufacture of other fabricated metal products; metal working service activities

About this level

Practical summary

Group 251 sits in the PSIC 2019 hierarchy under C Manufacturing > 25 Manufacture of Fabricated Metal Products, except Machinery and Equipment. This group usually narrows the choice to a small family of classes such as Manufacture of structural metal products, Manufacture of Tanks, Reservoirs and Containers of Metal, and Manufacture of Steam Generators, except Central Heating Hot Water Boilers. It is useful when two or three neighboring activities look similar but should not be collapsed into one code.

Official note

Source-backed description

This group includes the manufacture of structural metal products (such as metal frameworks or parts for construction), as well as metal container-type objects (such as reservoirs, tanks, central heating boilers) and steam generators.