C19400 (ASTM B465) Alloy Data Specifications

Developed by Olin Brass in 1964, C194 is a High Performance Alloy used worldwide for a variety of applications including automotive and electrical connectors. Offering a unique combination of good electrical and thermal conductivity with high strength, good solderability and plateability make this alloy an excellent choice to replace standard copper or brass alloys for enhanced performance. For more information contact Olin Brass Market Development Engineering at 618-258-5255, OlinBrass.com or email us at info@olinbrass.com.  

 

Chemical Composition

Copper 97.0% min
Iron 2.1-2.6%
Phosphorus 0.015-0.15%
Zinc 0.05-0.20%
Lead 0.03% max

Physical Properties

  English Units Metrics Units
Density 0.322 lb/in3 @ 68oF 8.92 g/cm3
Thermal Conductivity 150 BTU-ft/ft2-hr-oF 260 W/moK
Electrical Resistivity 17.28 ohm circ mils/ft 2.87 microhm-cm
Electrical Conductivity (annealed) 60% IACS* 0.348 megamho/cm
Modulus of Elasticity 17,500,000 psi 121 kN/mm2
Coeff. of Thermal Expansion
  68-572oF (20-300oC) 9.8 PPM/oF 17.6 PPM/oC
  68-392oF (20-200oC) 9.6 PPM/oF 17.2 PPM/oC
  68-212oF (20-100oC) 9.3 PPM/oF 16.7 PPM/oC

*International Annealed Copper Standard

Mechanical Properties

Temper1 Tensile Strength Yield Strength2 % Elongation2 Typical 90o Bend Formability GW/BW3
ksi N/mm2 ksi N/mm2
Annealed 40-63 275-435 38 260 23 - -
Light Anneal 45-55 310-380 23 160 26 - -
1/2 Hard 53-63 365-435 45 310 17 0.8 1.0
Hard 60-70 415-485 60 415 7 1.0 1.3
Extra Hard 67-73 460-505 67 460 3 1.5 1.5
Spring Hard 70-76 485-525 70 485 2 1.8 1.8
Extra Spring Hard 73-80 505-550 73 505 2 max

1Mechanical properties subject to change. All tempers listed are made to a Tensile Strength specification unless otherwise noted.
2Nominal Values
3DATA FOR REFERENCE ONLY. R/T = Bend Radius/Material Thickness <0.016" (0.4mm) thick, 11/16 (17.5mm) wide.