Applications
marine hardware, pump/valve parts, bushings, gears; high strength with good weldability and solderability.
MATERIALJM7-15Bronze
BRONZECuAl10Fe5Ni5-C
MATERIAL DATASHEET
JM7-15 (CuAl10Fe5Ni5-C)
Cast nickel aluminium bronze with ~10% Al and ~5% each Ni & Fe; excellent seawater corrosion, cavitation and wear resistance.
Condition reported here: Continuous cast (–15).
Standards & designations
| Designation | Reference |
|---|---|
| EN | EN 1982: CC333G (casting) |
| UNS (approx.) | C95500 (comparable) |
| Old BS | BS 1400 AB2 (comparable) |
| Others | Nickel Aluminium Bronze |
Mechanical & physical properties
| Property | Value / condition |
|---|---|
| Condition | Continuous cast (–15) |
| Yield strength Rp0.2 | ≥ 260 MPa |
| Tensile strength Rm | ≥ 590 MPa |
| Elongation A5 | ≥ 10 % |
| Hardness HBW | ≥ 150 |
| Density | 7.6 g/cm³ (typ.) |
| Young’s modulus | ~110 GPa (typ.) |
| Thermal conductivity | ~42 W/m·K (typ.) |
| Electrical conductivity | ~8.5 % IACS (typ.) |
Chemical composition
Weight %
| Element | Al | Cu | Fe | Mn | Ni | Mg | Pb | Si | Sn | Zn |
|---|---|---|---|---|---|---|---|---|---|---|
| Min | 8.5 | 76.0 | 3.5 | – | 4.0 | – | – | – | – | – |
| Max | 10.5 | 83.0 | 5.5 | 2.5 | 6.0 | 0.05 | 0.05 | 0.1 | 0.2 | 0.5 |
Applications & processing
Heat treatment
stress-relief ~315 °C typical.
Weldability
Excellent (per supplier).
The information in this datasheet is provided for guidance only. Intermec AS does not guarantee the accuracy or completeness of the data. Users must verify suitability for their specific applications.