Iron castings in US: materials 48 %, energy 4 %, labour 24 %, other 24 % (data 2026-09).

| Element | Share | Basis |
| -- | -- | -- |
| materials | 48 % | census 2022 |
| energy | 4 % | census 2022 |
| labour | 24 % | census 2022 |
| other | 24 % | census 2022 |

Sources:
- Steel mill products (bls BLS:WPU1017)
- PPI Commodity data for Fuels and related products and power-Industrial electric power, not seasonally adjusted (bls WPU0543)
- PPI Commodity data for Fuels and related products and power-Industrial natural gas, not seasonally adjusted (bls WPU0553)
- Average hourly earnings of all employees, manufacturing, not seasonally adjusted (bls CEU3000000003)
- PPI industry data for Iron foundries, not seasonally adjusted (bls PCU331511331511)
- PPI industry data for Iron foundries-Other ductile iron castings, not seasonally adjusted (bls PCU3315113315113)