MO1 - As Sand Cast
Tensile Strength:
Yield Strength:
Elongation:
Brinell Hardness:
M07 - As Continuous Cast
Tensile Strength:
Yield Strength:
Elongation:
Minimum 42 ksi
Minimum 21 ksi - 0.5% Ext. under load
Minimum 20% in 2 in.
77 500 kg load
Minimum 38 ksi
Minimum 20 ksi - 0.5% Ext. under load
8%, in 2 inches
Chemical Composition (%max., unless shown as range or min.)
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Cu(1) Al Sb Fe Pb Ni(2) P(3) Si S Sn Zn
Min./Max. 86.0-89.0 . 005 .25 .20 1.0-2.5 1.0 .25 .005 .05 9.0-11.0 .7
Nominal 87.5 - - - 1.8 - - - - 10.0 -
(1) In determining Cu min., Cu may be calculated as Cu + Ni.
(2) Ni value includes Co.
(3) For continuous castings, P shall be 1.5%, max.
Note: Cu + Sum of Named Elements, 99.3% min.
Joining Techniques
Soldering
Brazing
Oxyacetylene Welding
Gas Shielded Arc Welded
Coated Metal Arc Welding
Machinability Rating
Suitability
Excellent
Good![](/tp.gif)
Not Recommended
Not Recommended
Not Recommended
45
Mechanical Properties (measured at room temperature, 68 F (20 C)
Fabrication Properties (Common fabrication process - Casting)
Melting Point - Liquidus
Melting Point - Solidus
Incipient Melting
Density
Specific Gravity
Electrical Resistivity
Electrical Conductivity
Thermal Conductivity
Coefficient of Thermal Expansion
Specific Heat Capacity
Modulas of Elasticity in Tension
US Customary
1800 F
1550 F
600 F
0.317 lb/in3 at 68 F
8.78
94.0 ohms-cmil/ft @ 68 F
11 %IACS @ 68 F
27.2 Btu · ft/(hr · ft2·oF)at 68F
10.0 ·10-6 per oF (68-392 F)
0.09 Btu/lb/oF at 68 F
16000 ksi
Melting Point - Liquidus
Melting Point - Solidus
Incipient Melting
Density
Specific Gravity
Electrical Resistivity
Electrical Conductivity
Thermal Conductivity
Coefficient of Thermal Expansion
Specific Heat Capacity
Modulas of Elasticity in Tension
Metric
982 C
843 C
316 C
8.78 gm/cm3 @ 20 C
8.78
15.63 microhm-cm @ 20 C
0.064 MegaSiemens/cm @ 20 C
47.0 W/m · oK at 20 C
18.0 ·10-6 per oC (20-200 C)
377.1 J/kg · oK at 293 K
110000 MPa