331512

Analysis

NAICS 331512 is the 2022 national industry for steel investment foundries, part of 33151 (Ferrous Metal Foundries). Census lists 4 example activities under it in the official index.

By establishments it ranks 3rd of the 3 codes at this level within Ferrous Metal Foundries, with 20.5% of them.

County Business Patterns counts 106 US establishments in this code in 2023, employing 15,144 people at an average annual payroll of $66,332 per employee (46th percentile of national industries). 7% of the establishments have fewer than five employees, which points to larger operations.

Its index entries, the activities Census uses to assign businesses to this code, include foundries, steel investment, investment castings, steel, unfinished, manufacturing, steel investment castings, unfinished, manufacturing and steel investment foundries.

For example, manufacturing steel castings (except steel investment castings) are classified in 331513 (Steel Foundries (except Investment)) instead.

Between 2018 and 2023 the number of establishments fell 5% and employment rose 2%. The 2018 count used NAICS 2017, so part of a large move can come from codes being redefined rather than from businesses opening or closing.