Chemical Composition

Elements Min (%) Max (%)
Cu 59.00 63.00
Pb 1.80 3.70
Fe - 0.30
Sn+Fe - 0.50
Zn Remainder

Mechanical Properties According To H3250 JIS C3601 (As Per Temper BD)

Range From To UTS Min (N/mm²) PS Min Elongation (%) Hardness Min Hardness Max
Round (Dia) 6 50 345 - - - -
Hex (A/F) 6 50 345 - - - -
Square (A/F) 6 50 345 - - - -
Rectangle (Thickness) 6 50 345 - - - -

PHYSICAL PROPERTIES
Melting Point - Liquidus°F 1650
Melting Point - Solidus°F 1630
Densitylb/cu in. at 68°F 0.307
Specific Gravity 8.5
Electrical Conductivity% IACS at 68°F 26
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 67
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) 11.4
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 14000
Modulus of Rigidityksi 5300
FABRICATION PROPERTIES
Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Not Recommended
Coated Metal Arc Welding Not Recommended
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Fair
Capacity for Being Cold Worked Fair
Capacity for Being Hot Formed Fair
Machinability Rating 100


Patel Metal Alloys
Our Quality Policy

Our prime focus is to manufacture and supply only Quality copper alloys extrusions. To ensure quality, we adhere to all the standard compliance check and keep our quality standard updated with the help of progressive and sharing learning.

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