STELLITE NO.12
1 source records. Standards, editions and conditions are presented separately; matching grade names do not establish interchangeability.
Refer to each source for mass fractions and analysis type. Missing values are not treated as 0. Manufacturer typical values, standard guarantees and measured heat results must remain separate. Use the material selector for calculations and condition selection.
Open condition selection, comparison and carbon-equivalent tools for STELLITE NO.12 →stellite No.12 · No corresponding standard is provided
Original-source verification is incomplete; this is not a formal standard reference
- Material category
- Alloy steel
- Subcategory
- Other metallic materials
- Material form
- Reference record
- Composition basis
- Manufacturer typical composition range
- Verification status
- Reference data; original source not verified
- Document title
- Stellite12 Alloy official web data; accessed2026-10-13
- Table / clause
- Nominal Composition (Mass %) and Physical Properties
- PDF page references
- Manufacturer
- Kennametal Stellite
Carbon-equivalent reference
Composition
| Element | Composition requirement |
|---|---|
| Co | Cobalt base (no numerical value stated) |
| Cr | 27 ～ 32 |
| W | 7.5 ～ 9.5 |
| C | 1.4 ～ 2 |
| Ni | Listed as another element; no numerical value stated |
| Fe | Listed as another element; no numerical value stated |
| Si | Listed as another element; no numerical value stated |
| Mn | Listed as another element; no numerical value stated |
Applicability and limitations
According to the nominal composition table of Stellite 12 from the manufacturer's official website, Cr 27–32%, W 7.5–9.5%, C 1.4–2.0%; Co is only marked as the base and no numerical value is given. Ni/Fe/Si/Mn are listed as other elements but have no numerical limits; do not fill with zero or treat as fully guaranteed components. UNS lists R30012 for bars/castings, W73012 for welding electrodes, and W73042 for welding wires according to form; Different forms or standards shall not be directly equated based on the same brand name.