Eco Brass Tubes (UNS C69300) - Mechanical Properties

Nov 20 2012

Eco brass UNS C69300 has a copper content of not less than 73%.

The following table shows the mechanical properties of UNS C69300 tubes as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell
B C F 30T
M30 2 in 565MPa (82ksi) 276MPa (40ksi) 15% - - - -
2 in - - - 80 - - -

The chemical composition of UNS C69300 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 73-77
Silicon, Si 2.7-3.4
Nickel, Ni 0.1
Iron, Fe 0.1
Manganese, Mn 0.1
Tin, Sn 0.2
Lead, Pb 0.09
Phosphorous, P 0.04-0.15
Zinc, Zn Remainder

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