Material: Copper Alloy Number 863 - Cast High Tensile Manganese Bronze SAE 430B
Shape: Rectangle
Cast: Continuous Cast
** Sand Casts are special order**
Specs: Continuous Cast - ASTM B505
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Part Numbers:
Sizes Available
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We are now accepting the following file types:
Properties:
Thick Wide Part #
.50"
.75"
1.00"
1.50"
2.00"
2.75
10.00"
4.00"
5.00"
6.00"
8.00"
5.00"
6.00"
8.00"
2.00"
4.00"
6.00"
8.00"
12.00'
4.00"
8.00"
3.00"
4.00"
5.00"
3.75"
12.00"
* This is a specialty product: 10x12 (MBP8096) can be cut to finish to your exact size.
*
MO1 - As Sand Cast
Tensile Strength:
Yield Strength:
Elongation:
Brinell Hardness:
M07 - As Continuous Cast
Tensile Strength:
Yield Strength:
Elongation:
M02 - As Centrifugal Cast
Tensile Strength:
Yield Strength:
Elongation:
Minimum 119 ksi
Minimum 62 ksi - 0.5% Ext. under load
Minimum 18% in 2 in.
225 3000 kg load
Minimum 110 ksi
Minimum 62 ksi - 0.5% Ext. under load
14%, in 2 inches
Minimum 110 ksi
Minimum 624 ksi - 0.5% Ext. under load
12%, in 2 inches
Chemical Composition (%max., unless shown as range or min.)
Cu(1) Al Fe Pb Mn Ni(2) Sn Zn Min./Max. 60.0-66.0 5.0-7.5 2.0-4.0 .20 2.5-5.0 1.0 .20 22.0-28.0
Nominal 63.0 6.2 3.0 - 3.7 - - 25.0
(1) In determining Cu min., Cu may be calculated as Cu + Ni.
(2) Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.0% min.
Joining Techniques
Soldering
Brazing
Oxyacetylene Welding
Gas Shielded Arc Welded
Coated Metal Arc Welding
Machinability Rating
Suitability
Poor
Poor
Poor
Poor
Good
8
Mechanical Properties (measured at room temperature, 68 F (20 C)
Fabrication Properties (Common fabrication process - Casting)
Melting Point - Liquidus
Melting Point - Solidus
Density
Specific Gravity
Electrical Resistivity
Electrical Conductivity
Thermal Conductivity
Coefficient of Thermal Expansion
Specific Heat Capacity
Modulas of Elasticity in Tension
Magnetic Permeability
US Customary
1693 F
1625 F
0.283 lb/in3 at 68 F
7.83
130.8 ohms-cmil/ft @ 68 F
8 %IACS @ 68 F
20.5 Btu · ft/(hr · ft2·oF)at 68F
12.0 ·10-6 per oF (68-392 F)
0.09 Btu/lb/oF at 68 F
14200 ksi
1.09
Physical Properties
Melting Point - Liquidus
Melting Point - Solidus
Density
Specific Gravity
Electrical Resistivity
Electrical Conductivity
Thermal Conductivity
Coefficient of Thermal Expansion
Specific Heat Capacity
Modulas of Elasticity in Tension
Magnetic Permeability
Metric
923 C
885 C
7.83 gm/cm3 @ 20 C
7.83
21.74 microhm-cm @ 20 C
0.046 MegaSiemens/cm @ 20 C
35.5 W/m · oK at 20 C
21.6 ·10-6 per oC (20-300 C)
377.1 J/kg · oK at 293 K
97900 MPa
1.09
