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Master Bond adhesives

Manganese-Aluminum Bronze, UNS C95700, Copper Casting Alloy
Categories: Metal; Nonferrous Metal; Copper Alloy; Copper Casting Alloy

Material Notes:

Casting methods recommended for this alloy: Centrifugal, Continuous, Permanent Mold, Plaster, and Sand.

Applications: Propellers, impellers, stator clamp segments, safety tools, welding rods, valves, pump castings.

Classified under: Aluminum bronzes

Data typical for sand-cast test bars. Alloy does not respond to heat treating

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Physical PropertiesMetricEnglishComments
Density 7.53 g/cc0.272 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 1801803000 kg
Hardness, Rockwell B 85 - 9085 - 90as cast or cast and annealed
Tensile Strength, Ultimate 620 MPa89900 psi
Tensile Strength, Yield 275 MPa39900 psi
Elongation at Break 20 %20 %in 50 mm
Reduction of Area 24 %24 %
Creep Strength  31.0 MPa
@Temperature 290 °C
4500 psi
@Temperature 554 °F
for 0.00001%/h
 66.0 MPa
@Temperature 205 °C
9570 psi
@Temperature 401 °F
for 0.00001%/h
 39.0 MPa
@Temperature 370 °C,
Time 3.60e+8 sec
5660 psi
@Temperature 698 °F,
Time 100000 hour
for 0.00001%/h
 232 MPa
@Temperature 260 °C,
Time 3.60e+8 sec
33600 psi
@Temperature 500 °F,
Time 100000 hour
for 0.00001%/h
 470 MPa
@Temperature 205 °C,
Time 3.60e+8 sec
68200 psi
@Temperature 401 °F,
Time 100000 hour
for 0.00001%/h
Modulus of Elasticity 125 GPa18100 ksi
Compressive Strength 1035 MPa150100 psias cast, at permanent set of 0.1%
Poissons Ratio 0.3260.326
Fatigue Strength 231 MPa
@# of Cycles 1.00e+8
33500 psi
@# of Cycles 1.00e+8
Reverse Bending
Machinability 50 %50 %UNS C36000 (free-cutting brass) = 100%
Shear Modulus 44.0 GPa6380 ksi
Izod Impact 27.0 J
@Temperature 20.0 °C
19.9 ft-lb
@Temperature 68.0 °F
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000556 ohm-cm0.0000556 ohm-cm
Magnetic Permeability 1.031.03Demagnetized (annealed, fast cooled)
 2.2 - 152.2 - 15Magnetic condition (as-cast, slow cooled)
 
Thermal PropertiesMetricEnglishComments
CTE, linear 17.6 µm/m-°C
@Temperature 20.0 - 300 °C
9.78 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.400 J/g-°C0.0956 BTU/lb-°F
Thermal Conductivity 12.1 W/m-K
@Temperature 20.0 °C
84.0 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
Melting Point 950 - 990 °C1740 - 1810 °F
Solidus 950 °C1740 °F
Liquidus 990 °C1810 °F
Shrinkage 1.6 %1.6 %Patternmaker's Shrinkage (3/16 in./ft.)
 
Processing PropertiesMetricEnglishComments
Annealing Temperature 620 °C1150 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 7.0 - 8.5 %7.0 - 8.5 %
Copper, Cu 75 %75 %
Iron, Fe 2.0 - 4.0 %2.0 - 4.0 %
Lead, Pb <= 0.030 %<= 0.030 %
Manganese, Mn 11 - 14 %11 - 14 %
Nickel, Ni 1.5 - 3.0 %1.5 - 3.0 %
Other, total <= 0.50 %<= 0.50 %
Silicon, Si <= 0.10 %<= 0.10 %

References for this datasheet.

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MC95700b1 / 11967

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