UNS C42500 Copper Flat Products - Mechanical Properties

Nov 29 2012

UNS C42500 has a copper content of not less than 87%.

Tabulated below are the mechanical properties of UNS C42500 flat products as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell
B C F 30T
H01 1mm (0.04 in) 372MPa (54ksi) 193MPa (45ksi) 35% 60 - - 56
H02 1mm (0.04 in) 43MPa (63ksi) 345MPa (50ksi) 20% 75 - - 68
H03 1mm (0.04 in) 469MPa (68ksi) 393MPa (57ksi) 15% 80 - - 70
H04 1mm (0.04 in) 524MPa (76ksi) 434MPa (63ksi) 95 86 - - 73
H06 1mm (0.04 in) 565MPa (82ksi) 483MPa (70ksi) 7% 90 - - 74
H08 1mm (0.04 in) 614MPa (89ksi) 517MPa (75ksi) 4% 92 - - 76
H10 1mm (0.04 in) 634MP (92ksi) 524MPa (76KSI) 2% 92 - - 76
OS015 1mm (0.04 in) 324MPa (47ksi) 138MPa (20ksi) 47% - - 79 45
OS025 1mm (0.04 in) 317MPa (46ksi) 124MPa (18ksi) 48% - - 72 36
OS035 1mm (0.04 in) 310MPa (45ksi) 124MPa (18ksi) 49% - - 70 32

The chemical composition of UNS C42500 copper alloy is outlined in the following table.

Elements Content (%)
Copper, Cu 87.0-90.0
Tin, Sn 1.5-3.0
phosphorus, P 0.35
Iron, Fe 0.05
Lead, Pb 0.05
Zinc, Zn Remainder

Equivalent material to UNS C42500 copper alloy includes ASTM B591.

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