| Identification Symbol | Grade | Elements | Composition % |
|---|---|---|---|
| UNS C71500 | 26 chromium, 6 nickel, 3.5 molybdenum with nitrogen and copper 255 |
Copper, Incl Silver | remainder |
| Nickel, Incl Cobalt | 29.0-33.0 | ||
| Lead | 0.05 | ||
| Iron | 0.40-1.0 | ||
| Manganese | 1.0 | ||
| Zinc | 1.0 | ||
| Phosphorous | - | ||
| Sulfur | - | ||
| Carbon | - |
| Diameter or Distance Between Parallel Surfaces, in. | Tensile Strength, min, ksi | Yield Strength at 0.5 % Extension Under Load, min, ksi | Elongation in 43 Diameter or Thickness of Specimen, min, %A |
|---|---|---|---|
| up to 1⁄2, incl | 52 | 18 | 30 |
| over 1⁄2 to 1, incl | 48 | 18 | 30 |
| over 1 | 45 | 18 | 30 |
| up to 1⁄2, incl | 65 | 50 | 10 |
| over 1⁄2 to 1, incl | 60 | 45 | 15 |
| over 1 to 3, incl | 55 | 35 | 20 |
| over 3 to 5, incl | 45 | 18 | 20 |
| up to 1⁄2, incl | 80 | 60 | 8 |
| over 1⁄2 to 1, incl | 75 | 58 | 10 |
| over 1 to 2, incl | 70 | 55 | 10 |
| all sizes | 45 | 15 | 30 |
| For Thicknesses | |||
| up to 1⁄2, incl | 75 | 55 | 7 |
| over 1⁄2 to 1, incl | 70 | 50 | 10 |
| (As agreed upon between the manufacturer or supplier and the purchaser)s | |||