UNS C61900 Copper Flat Products - Mechanical Properties

Dec 14 2012

Oxygen free copper UNS C61900 has a copper content of not less than 86.5%.

Tabulated below are the mechanical properties of UNS C61900 flat products as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Elong. Rockwell Fatigue Str.
B C F 30T
H02 1mm (0.04in) 717MPa (104ksi) 21% 93 - - 78 -
H04 1mm (0.04in) 834MPa (121ksi) 8% 98 - - 83 -
H08 1mm (0.04in) 896MPa (130ksi) 4% 100 - - 83 231MPa (34ksi)
H10 1mm (0.04in) 945MPa (137ksi) 3% 100 - - 84 -
HR10 1mm (0.04in) 1048MPa (152ksi) 1% - - - - -
HT04 1mm (0.04in) 931MPa (135ksi) 2% - - - - -
HT08 1mm (0.04in) 1000MPa (145ksi) 1% - - - - 265MPa (39ksi)
O61 1mm (0.04in) 634MPa (92ksi) 30% - - - 72 -

The chemical composition of UNS C61900 copper alloy is outlined in the following table.

Elements Content (%)
Aluminum, Al 8.5-10.0
Iron, Fe 3.0-4.5
Zinc, Zn 0.8
Tin, Sn 0.6
Lead, Pb 0.02
Copper, Cu Remainder



 

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