Chemical Composition

Elements Min (%) Max (%)
Cu 60.00 63.00
Pb 1.50 2.50
Fe - 0.15
Total Others - 0.50
Zn Remainder

Mechanical Properties According To ASTM B453 (As Per Temper HO2)

Range (Inch) From To UTS Min (ksi) UTS Max (ksi) PS Min (ksi) Elongation Min (%) Hardness Min (HRB) Hardness Max (HRB)
Round (Dia) 0.059 0.500 57 80 25 7 60 80
0.500 1.000 55 70 25 10 75 75
1.000 2.953 50 62 20 15 40 70
Hex (A/F) 0.118 0.500 57 80 25 7 60 80
0.500 1.000 55 70 25 10 50 75
1.000 2.756 50 62 20 15 40 70
Square (A/F) 0.118 0.500 57 80 25 7 60 80
0.500 1.000 55 70 25 10 50 75
1.000 2.362 50 62 20 15 40 70

Range (mm) From To UTS Min (MPa) UTS Max (MPa) PS Min (MPa) Elongation Min (%) Hardness Min (HRB) Hardness Max (HRB)
Round (Dia) 1.5 12 395 555 170 7 60 80
12 25 380 485 170 10 75 75
25 75 345 425 140 15 40 70
Hex (A/F) 3 12 395 555 170 7 60 80
12 25 380 485 170 10 50 75
25 70 345 425 140 15 40 70
Square (A/F) 3 12 395 555 170 7 60 80
12 25 380 485 170 10 50 75
25 60 345 425 140 15 40 70

PHYSICAL PROPERTIES
Melting Point - Liquidus°F 1670
Melting Point - Solidus°F 1630
Density lb/cu in. at 68°F 0.306
Specific Gravity 8.47
Electrical Conductivity % IACS at 68°F 26
Thermal Conductivity Btu/ sq ft/ ft hr/ °F at 68°F 67
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) 11.3
Modulus of Elasticity in Tension ksi 15000
Modulus of Rigidity ksi 5600
FABRICATION PROPERTIES 
Soldering Excellent
Brazing Good
Capacity for being hot worked 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 Poor
Machinability Rating 90


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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