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ASTM B505

  • Building
  • Industry
  • Plumbing
  • Fasteners

Typical Uses

 Low Pressure Valves, Bushings, Fittings for Oil Lines, Builders Hardware General Hardware, Pipe Fittings, Unions, Industrial Small Pump Castings, Small Gears, Fittings for Gas Lines, Plumbing Tees, Plugs, Elbows, Couplings

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

C84200

Chemical Composition

CuAlSbFePbNi*PSiSSnZn
Min/Max78.0-82.00.0050.250.402.0-3.00.801.50.0050.084.0-6.010.0-16.0

* Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.3% min.

Applicable Specifications

* ASTM B505
* SAE J461, SAE J462

Fabrication Processes

* Continuous Casting

Fabrication Properties

Joining TechniqueSuitability
SolderingExcellent
BrazingGood
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingNot Recommended
Coated Metal Arc WeldingFair
Machinability Rating84

Mechanical Properties (ASTM B505)

Tensile Strength, minAYield Strength, at 0.5% Extension Under Load, minAElongation in 2 in.
or 50 mm, min, %
ksiMPaksiMPa
322211611013

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 CustomaryMetric
Melting Point – Liquidus1820 F993 C
Melting Point – Solidus1540 F838 C
Density0.311 lb/in3 at 68 F8.61 gm/cm3 at 20 C
Specific Gravity8.618.61
Electrical Resistivity63.3 ohms-cmil/ft at 68 F10.53 microhm-cm at 20 C
Electrical Conductivity15 %IACS at 68 F0.087 MegaSiemens/cm at 20 C
Thermal Conductivity41.8 Btu · ft/(hr · ft2·°F) at 68 F72.4 W/m ·°K at 20 C
Coefficient of Thermal Expansion10.0·10-6 per °F (68-392 F)18.0·10-6 per °C (20-200 C)
Specific Heat Capacity0.09 Btu/lb/°F at 68 F377.1 J/kg · °K at 20 C
Modulus of Elasticity in Tension14000 ksi96500 MPa
Magnetic Permeability1.01.0