BM 954BM 959BM 380
Family of copper alloys with 9–14% aluminum (plus iron) reaching mechanical strength comparable to medium-carbon steel, with a low friction coefficient and excellent wear resistance — ideal for sliding components under load.
Characteristics
Family characteristics
- 9–14% aluminum and ~4% iron for structural reinforcement
- Strength comparable to medium-carbon steel
- Low friction coefficient — excellent for sliding service
- High wear, abrasion, and galling resistance
- Cavitation and erosion resistance
- Thermal and oxidation stability at elevated temperatures
- Low magnetic permeability
- Good weldability
Typical applications
Typical applications
- Slide plates
- Gears, load bushings, and bearings
- Guides and forming rollers
- Hydraulic and industrial components
- High-load sliding applications
Available alloys
Available alloys
- BM 954UNS C95400ASTM B505ASTM B271
Aluminum-iron bronze with excellent balance between fatigue resistance, wear, and ductility — the family reference for structural parts and molds.
- BM 959UNS C95900ASTM B505
High-aluminum bronze tuned for load-bearing sliding service — mainly used in slide plates, as well as tube-forming and non-impact bending roller operations.
- BM 380
Special ultra-hard alloy (36–40 HRC) with compressive strength up to 1,579 MPa for precision stamping dies and deep-drawing tooling.