UNS C19400 Copper Flat Products – Mechanical Properties

Dec 17 2012

UNS C19400 copper alloy has a copper content of not less than 97%.

The following table shows the mechanical properties of UNS C19400 flat products as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell Shear Str
B C F 30T
H02 1 mm (0.04 in) 414 MPa (60 ksi) 345 MPa (50 ksi) 9% 68 - - 66 -
H04 6.35 mm (0.25 in) 462 MPa (67 ksi) - 4% 73 - - 69 145 MPa (21 ksi)
H06 1 mm (0.04 in) 483 MPa (70 ksi) - 3% 74 - - 71 -
H08 6.35 mm (0.25 in) 503 MPa (73 ksi) - 2% 75 - - 72 148 MPa (22 ksi)
H10 1 mm (0.04 in) 524 MPa (76 ksi) - 2% 77 - - 74 141 MPa (21 ksi)
H14 1 mm (0.04 in) 552 MPa (80 ksi) - 1% - - - - -
1 mm (0.04 in) - - - - - - 73 -
O50 6.35 mm(0.25 in) 345 MPa (50ksi) - 29% 45 - - - -
O60 25.4 mm (1 in) 310 MPa (45 ksi) - 32% 38 - - - 110 MPa (16 ksi)

The chemical composition of UNS C19400 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 97
Iron, Fe 2.1-2.6
Zinc, Zn 0.05-0.20
Lead, Pb 0.03
Phosphorous, P 0.015-0.15

Equivalent materials to UNS C19400 copper alloy are:

  • ASME SB543
  • ASTM B465
  • ASTM B543
  • ASTM B638
  • ASTM B640
  • ASTM B694
  • ASTM B698

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