Chemical Composition

Elements Min (%) Max (%)
Cu 56.50 58.50
Pb 1.50 2.50
Fe - 0.30
Total Others - 0.70
Zn Remainder

Mechanical Properties According To BS2874 (As Per Temper M)

Range From To UTS Min (N/mm²) PS Min Elongation Min (%) Hardness Min Hardness Max
Round (Dia) 1.5 18 380 - 25 - -
18 40 380 - 25 - -
40 75 350 - 28 - -
Hex (A/F) 3 18 380 - 25 - -
18 40 380 - 25 - -
40 70 350 - 28 - -
Square (A/F) 3 18 380 - 25 - -
18 40 380 - 25 - -
40 60 350 - 28 - -
Rectangle (Thickness) 3 18 380 - 25 - -
18 40 380 - 25 - -
40 50 350 - 28 - -

PHYSICAL PROPERTIES
Physical Properties Metric English
Density 8.40 g/cc 0.303 lb/in3
CTE, linear 26.0 ᶙm/m-˚C 14.4 ᶙin/in-˚F
Specific Heat Capacity 0.380 J/g-˚C 0.0908 BTU/lb-˚F
Thermal Conductivity 113 W/m-K 784 BTU-in/hr-ft²-˚F
Melting Point 880-900 ˚C 1620 – 1650 ˚F
Solidus 880 ˚C 1620 ˚F
Liquidus 900 ˚C 1650˚F

FABRICATION PROPERTIES
Forming Suitability
Machinability (CuZn39Pb3 = 100 %) 95.00%
Capacity for Being Cold Worked Poor
Capacity for Being Hot Worked Excellent


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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