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ASTM B505

  • Industrial
  • Automotive

Typical Uses

Automotive Backing for Babbitt Lined Bearings, Industrial Mild Acidic Applications, Corrosion Resistant Castings, High Speed, Light Load Bushings, Bearings, Pump Impellers

Bar Length : 10ft - 12ft
Square : up to 5''
Hollow : 1"X1/2" - 11 1/2"X10 1/2"
Round : 3/8" - 11 3/4"
Hexagonal : up to 3''
Rectangle : up to 11'' W
Product availabillity

C93500

Chemical Composition

(%max, unless shown as range or min)

Cu

AI

Sb

Fe

Ni*

Pb

Si

S

Sn

Zn

p
Min/Max 83.0-86.0 0.005 0.30 0.20 1.0 8.0-10.0 0.005 0.08 4.30-6.0 2.0 1.5

* Ni value includes Co.

Note: Cu + Sum of Named Elements, 99.0% min.

Applicable Specifications

* ASTM B505, SAE66

Fabrication Processes

* Continuous Casting

Fabrication Properties

Joining Technique Suitabillity
Soldering Good
Brazing Good
Oxyacetylene Welding Not recommended
Gas Shielded Arc Welding Not recommended
Coated Metal Arc Welding Not recommended
Machinabillity 70

Mechanical Properties (ASTM B505)

Tensile Strength, minA Yield Strength, at 0.5% Extension Under Load, minA Elongation in 2 in.
or 50 mm, min, %
ksi MPa ksi MPa
30  207 16  110 12

* Minimum tensile strength and yield strength shall be reduced 10% for cast bars having a cross section, thickness, diameter, or wall of 4 in. (102 mm) or more. The cross sections are the diameter of a round solid, the distance across the flats of a solid hexagon, the thickness of a rectangle, and the wall thickness of a tube.

Physical Properties

US Customary Metric
Melting Point – Liquidus 1830 F 999 C
Melting Point – Solidus 1570 F 854 C
Density 0.322 lb/in3 at 68 F 8.86 gm/cm3 at 20 C
Specific Gravity 8.86 8.86
Electrical Resistivity  68.4 ohms-cmil/ft at 68 F  11.36 microhm-cm at 20 C
Electrical Conductivity 15 %IACS at 68 F 0.088 MegaSiemens/cm at 20 C
Thermal Conductivity 40.7 Btu · ft/(hr · ft2·°F) at 68 F 70.4 W/m ·°K at 20 C
Coefficient of Thermal Expansion 9.90·10-6 per °F (68-212 F) 17.8·10-6 per °C (20-100 C)
Specific Heat Capacity 0.09 Btu/lb/°F at 68 F 377.1 J/kg · °K at 20 C
Modulus of Elasticity in Tension 14500 ksi 100000 MPa
Magnetic Permeability 1 1
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