Request a Quote


  • Aerospace
  • Marin
  • Oil & Gas
  • Industrial

Typical Uses

Bearing brushes and landing gear components on aircraft’s, engine components, underwater fastenings in naval architecture, ship propellers, general sea water-related service, water supply industry, oil and petrochemical industries, specialized anti-corrosive applications and certain structural retrofit building applications, Automotive Weld Guns, Fastenerss Nuts, Large Hold Down Screws, Industrial Pickling Hooks, Bearings, Pawl, Worm Gears, Machine Parts, Spur Gears, Heavily Loaded Worm Gears, Pump Parts, Landing Gear Parts, Valve Bodies, Valve Guides, Valve Seats, Bearing Segments for the Steel Industry, Pressure Blocks for the Steel Industry, High Strength Clamps, Bushings, Valves, Gears, Marine Ship Building, Covers for Marine Hardware, Ordinance Government Fittings

Square : up to 5''
Hollow : 1 1/2"X3/4" - 11 1/2"X10 1/2"
Round : 1" - 11 3/4"
Rectangle : up to 11'' W
Bar Length : 10ft - 12ft
Product availabillity


Chemical Composition

(%max, unless shown as range or min)

Cu Al Fe Mn Ni*
Min/Max 83.0 min 10.0-11.5 3.0-5.0 0.5 1.5

* Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.5% min.

Applicable Specifications

* ASTM B505
* SAE J461, SAE J462

Fabrication Processes

* Continuous Casting

Fabrication Properties

Joining Technique Suitability
Soldering Good
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Good
Machinability Rating 60

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
85 586 32 221 12

A 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 1900 F 1038 C
Melting Point – Solidus 1880 F 1027 C
Density 0.269 lb/in3 at 68 F 7.45 gm/cm3 at 20 C
Specific Gravity 7.45 7.45
Electrical Resistivity 80.2 ohms-cmil/ft at 68 F 13.33 microhm-cm at 20 C
Electrical Conductivity 13 %IACS at 68 F 0.075 MegaSiemens/cm at 20 C
Thermal Conductivity 33.9 Btu · ft/(hr · ft2·°F) at 68 F 58.7 W/m ·°K at 20 C
Coefficient of Thermal Expansion 9.0·10-6 per °F (68-572 F) 16.2·10-6 per °C (20-300 C)
Specific Heat Capacity 0.1 Btu/lb/°F at 68 F 419.0 J/kg · °K at 20 C
Modulus of Elasticity in Tension 15500 ksi 107000 MPa
Magnetic Permeability* 1.2 1.2
Magnetic Permeability** 1.27 1.27

* TQ 50 Temper, Field Strength 16 kA/m
** As Cast, Field Strength 16 kA/m