UNS C19400 Copper Tubes – Mechanical Properties

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

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

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell
B C F 30T
H02 0.89 mm (0.035 in) 400 MPa (58 ksi) 345 MPa (50 ksi) 9% 61 - - 60
H80 0.89 mm (0.035 in) 469 MPa (68 ksi) - 2% 73 - - 66
O50 0.89 mm (0.035 in) 345 MPa (50 ksi) - 16% 44 - - -
O60 0.89 mm (0.035 in) 310 MPa (45 ksi) - 28% 38 - - -
WM02 0.89 mm (0.035 in) 400 MPa (58 ksi) - 9% 61 - - 60
WM04 0.89 mm (0.035 in) 448 MPa (76 ksi) - 4% 73 - - 66
WM06 0.89 mm (0.035 in) 483 MPa (70 ksi) - 3% 74 - - 68
WM08 0.89 mm (0.035 in) 503 MPa (73 ksi) - 2% 75 - - 69
WM10 0.89 mm (0.035 in) 524 MPa (76 ksi) - 1% 76 - - 69
  25.4 mm (1 in) 310 MPa (45 ksi) - 32% 38 - - -

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

Tell Us What You Think

Do you have a review, update or anything you would like to add to this article?

Leave your feedback
Submit