Product Data Sheet
BSB25 (DTD498) (MSRR8501)
Copper nickel silicon alloy with excellent wear resistance and corrosion resistance. Typical applications - Valve guides, Bearings and bearing cages.
National Specification
| ASTM | UNS | SEA AMS | British Standard | Werkstoff |
|---|---|---|---|---|
| B25 |
Material may also be released to Customer Specifications, subject to enquiry.
Technical Data
Nominal Composition by Percent
| c | Mn | Si | S | Ni | Cu | Fe | - | |
|---|---|---|---|---|---|---|---|---|
| Min | - | - | 0.4 | - | 2.0 | - | - | % |
| Max | - | - | 0.8 | - | 3.5 | BAL | - | % |
Typical Mechanical Properties
| Annealed Condition | MPa | % | |
|---|---|---|---|
| Tensile Strength, min | 586 | - | - |
| Yield Strength (0.2% offset), min |
416 | - | - |
| Elongation on 4D, min | - | - | 15 |
| Reduction of Area | - | - | - |
| Hardness | - | 159-207 HB | - |