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ASTM B505

  • Industrial
  • Electrical
  • Marine

Typical Uses

Builders Hardware Window Hardware, Consumer Musical Instruments, Piano Keys, Electrical Electrical Hardware, Fasteners Stuffing Box Nuts, Industrial Machine Parts, Glass Molds, Welding Jaws, Wear Plates, Air Craft Components, Pickling Equipment, Valve Guides, Piston Guides, Valve Seats, Pump Fluid Ends, Glands, Worms, Worms Wheels, Hot Mill Guides, Landing Gear Parts, Sewage Treatment Applications, Valve Components, Bearings, Gears, Bushings, Valve Bodies, Landing Gear Parts, Hand Gun Recoil Mechanisms, Marine Ship Building, Covers for Marine Hardware, Marine Applications, Marine Hardware, Ordnance Government Fittings

Bar Length : 10ft - 12ft
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
Product availabillity

C-95500

Chemical Composition

(%max, unless shown as range or min)

Cu Al Fe Mn Ni*
Min/Max 78.0 min 10.0-11.5 3.0-5.0 3.5 3.0-5.5

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

Applicable Specifications

* ASTM B505

Fabrication Processes

* Continuous Casting

Fabrication Properties

Joining Technique Suitability
Soldering Good
Brazing Fair
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Good
Machinability Rating 50

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
95 655 42 290 10

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 1930 F 1054 C
Melting Point – Solidus 1900 F 1038 C
Density 0.272 lb/in3 at 68 F 7.53 gm/cm3 at 20 C
Specific Gravity 7.53 7.53
Electrical Resistivity 122.80 ohms-cmil/ft at 68 F 20.41 microhm-cm at 20 C
Electrical Conductivity 8 %IACS at 68 F 0.049 MegaSiemens/cm at 20 C
Thermal Conductivity 24.20 Btu · ft/(hr · ft2·°F) at 68 F 41.9 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 0.10 Btu/lb/°F at 68 F 419.0 J/kg · °K at 20 C
Modulus of Elasticity in Tension 16000 ksi 110000 MPa
Magnetic Permeability* 1.2 1.2
Magnetic Permeability** 1.32 1.32

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

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