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Nickel Aluminium Bronze (Expeditionary)


Material characteristics

Excellent corrosion resistance, high strength, anti-galling, anti-biofouling

Applications

Housings, pump and valve bodies, impellors, bushings, low-duty gears, trunnions, bracket, bearing blocks, general tools, low stress gearing, pipe fittings, especially where corrosion resistance is an advantage.

SPEE3D as heat treated microstructure

Composition
Element Percentage
Si < 0.1%
Zn < 0.01%
Pb < 0.01%
Cr < 0.01%
Mn < 0.01%
Sn < 0.01%
P <0.02%
Al 6-6.5%
Fe 3.5-3.8%
Ni 3.5-3.75%
Cu Bal
Material properties
CAST SPEE3D PRINTED
(reference) (C958)1 Nickel Aluminium Bronze2
Yield Strength (MPa)3 241 XY = 290 (min)
Z = 250 (min)
Ultimate Tensile Strength (MPa)3 586 XY = 505 (min)
Z = 390 (min)
Elongation at break (min %)3 15 XY = 7.5 (min)
Z = 7 (min)
Vicker Hardness (HV)4 164 130 (average)
Corrosion rate (mmpy)5 N/A < 0.05

ASTM Information:

  1. ASTM B505/B505M-12 Standard Specification for Copper Alloy Continuous Castings.
  2. Samples were heat treated according to SPEE3D’s standard operating procedure.
  3. Specimens tested according to ASTM E8.
  4. From ASTM E92-17 Standard Test Methods for Vickers Hardness and Knoop Hardness of Metallic Materials.
  5. Specimens tested according to ASTM G59-97 (tested in 3.5% NaCl solution).

Listed designations are for reference purposes only. Composition and mechanical properties may vary. End-use material performance is impacted (+/-) by certain factors including but not limited to part geometry and design, application and evaluation conditions.

Abbreviations:

XY = The XY direction is defined as the direction along a print layer.

Z = The Z direction is defined as the direction perpendicular to the print layer, normal to the XY plane.