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331512 Steel Investment Foundries
This U.S. industry comprises establishments primarily engaged in manufacturing steel investment castings. Investment molds are formed by covering a wax shape with a refractory slurry. After the refractory slurry hardens, the wax is melted, leaving a seamless mold. Investment molds provide highly detailed, consistent castings. Establishments in this industry purchase steel made in other establishments.Cross-References. Establishments primarily engaged in--
- Manufacturing steel castings (except steel investment castings)--are classified in U.S. Industry 331513, Steel Foundries (except Investment); and
- Manufacturing steel investment castings and further manufacturing them into finished products--are classified based on the specific finished product.
| 2007 NAICS |
2012 NAICS |
2017 NAICS |
Corresponding Index Entries |
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| 331512 | 331512 | 331512 | Foundries, steel investment | |||
| 331512 | 331512 | 331512 | Investment castings, steel, unfinished, manufacturing | |||
| 331512 | 331512 | 331512 | Steel investment castings, unfinished, manufacturing | |||
| 331512 | 331512 | 331512 | Steel investment foundries |