Chapter NR 273 - Nonferrous metals forming and metal powders
- Section NR 273.001 - Purpose
- Section NR 273.002 - Applicability
- Section NR 273.003 - General definitions
- Section NR 273.004 - Compliance dates
- Subchapter I - Lead-Tin-Bismuth (§§ 273.01 — 273.016)
- Subchapter II - Magnesium (§§ 273.02 — 273.026)
- Subchapter III - Nickel-Cobalt (§§ 273.03 — 273.036)
- Subchapter IV - Precious Metals (§§ 273.04 — 273.046)
- Subchapter V - Refractory Metals (§§ 273.05 — 273.056)
- Subchapter VI - Titanium (§§ 273.06 — 273.066)
- Subchapter VII - Uranium (§§ 273.07 — 273.076)
- Subchapter VIII - Zinc (§§ 273.08 — 273.086)
- Subchapter IX - Zirconium-Hafnium (§§ 273.09 — 273.096)
- Subchapter X - Metal Powders (§§ 273.10 — 273.106)