UNS C18200 (CW105C) Chromium Copper
Alloy Steels
TD04 (solution heat treated and cold worked to full-hard)
Property Overview
Density8.9g/cm³
Elastic Modulus120GPa
Tensile Strength400MPa
Yield Strength390MPa
Brinell HardnessUnknown
Maximum Service Temperature200°C
Chemical Composition
C
CuCr1 ( CW105C ) Low alloyed copper alloy Chemical composition. Equivalents of CuCr1 ( CW105C ). Standards.1 Mechanical Properties. Hardness%
CR
0.6 to 1.2%
SI
0 to 0.1%
CU
98.6 to 99.4%
PB
0 to 0.050%
FE
0 to 0.1%
Mechanical
Elastic (Young's, Tensile) Modulus
120 GPa
Elongation at Break
11 %
Poisson's Ratio
0.34
Shear Modulus
44 GPa
Shear Strength
240 MPa
Tensile Strength: Ultimate (UTS)
400 MPa
Tensile Strength: Yield (Proof)
390 MPa
Hardness
Rockwell B Hardness
65
Physical
Density
8.9 g/cm 3
Thermal
Latent Heat of Fusion
210 J/g
Maximum Temperature: Mechanical
200 °C
Melting Completion (Liquidus)
1080 °C
Melting Onset (Solidus)
1070 °C
Specific Heat Capacity
390 J/kg-K
Thermal Conductivity
320 W/m-K
Thermal Diffusivity
93 mm 2 /s
Thermal Expansion
18 µm/m-K
Thermal Shock Resistance
14 points
Electrical
Electrical Conductivity: Equal Volume
80 % IACS
Electrical Conductivity: Equal Weight (Specific)
81 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
43 MJ/m 3
Resilience: Unit (Modulus of Resilience)
630 kJ/m 3
Stiffness to Weight: Axial
7.3 points
Stiffness to Weight: Bending
18 points
Strength to Weight: Axial
12 points
Strength to Weight: Bending
13 points
Environmental
Base Metal Price
31 % relative
Embodied Carbon
2.6 kg CO 2 /kg material
Embodied Energy
41 MJ/kg
Embodied Energy
41 MJ/kg 18 x 10 3 BTU/lb
Embodied Water
310 L/kg
Embodied Water
310 L/kg 37 gal/lb
Registered Designations & Aliases
C18200CW105CCW105CCuCr1UNS C18200 (CW105C) Chromium Copper
Standards
EN 12163 EN 12163: 1998 Copper and copper alloys. Rod for general purposes
EN 12165 EN 12165: 1998 Copper and copper alloys. Wrought and unwrought forging stock
EN 12167 EN 12167: 1998 Copper and copper alloys. Profiles and rectangular bar for general purposes
EN 12420 EN 12420: 1999 Copper and copper alloys. Forgings