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ASTM B505

  • Industrial
  • Plumbing

Typical Uses

Industrial Bearings, Railroad Applications, Acid Resisting Applications, Backs for Lined Journal Bearings for Passenger Cars, General Service Bearings for Moderate Pressure, Wearing Material for Rod Bushings, Wearing Material for Wedges, Wearing Material for Shoes, Railroad Engine Casings, Pumps, Industrial Centrifuges, Machine Parts, Low Friction, Moderate Pressure Bushings ,Pump Impellers for Acid Mine Water, Pump Bodies for Acid Mine Water, Freight Car Bearings, Backs for Lined Journal Bearings for Locomotives, Marine Large Bearings for Ships

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

C93900

Chemical Composition

(%max, unless shown as range or min)

Cu

AI

Sb

Fe

Ni

Pb

Si

S

Sn

Zn

p
Min/Max 76.5-79.5 0.005 0.50 0.40 0.80 14.0-18.0 0.005 0.08 5.00-7.00 1.50 1.5

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

Applicable Specifications

* ASTM B505

 Fabrication Processes

* Continuous Casting

Fabrication Properties

Joining Technique Suitabillity
Soldering Good
Brazing Poor
Oxyacetylene Welding Not recommended
Gas Shielded Arc Welding Not recommended
Coated Metal Arc Welding Not recommended
Machinabillity 80

 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
25  172 16  110 5

* 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 1730 F 943 C
Melting Point – Solidus 1570 F 854 C
Incipient Melting  600 F  316 C
Density 0.334 lb/in3 at 68 F 9.25 gm/cm3 at 20 C
Specific Gravity 9.25 9.25
Electrical Conductivity 11 %IACS at 68 F 0.066 MegaSiemens/cm at 20 C
Thermal Conductivity 30.20 Btu · ft/(hr · ft2·°F) at 68 F 52.3 W/m ·°K at 20 C
Coefficient of Thermal Expansion 10.3·10-6 per °F (68-212 F) 18.5·10-6 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 11000 ksi 75800 MPa
Magnetic Permeability 1 1.0
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