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EN 1.7767 Steel vs. CR006A Copper

EN 1.7767 steel belongs to the iron alloys classification, while CR006A copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.7767 steel and the bottom bar is CR006A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 20
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 74
43
Tensile Strength: Ultimate (UTS), MPa 670 to 690
230
Tensile Strength: Yield (Proof), MPa 460 to 500
140

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 480
200
Melting Completion (Liquidus), °C 1470
1090
Melting Onset (Solidus), °C 1430
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 40
380
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 2.4
2.6
Embodied Energy, MJ/kg 33
41
Embodied Water, L/kg 64
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
31
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
83
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24
7.1
Strength to Weight: Bending, points 22
9.3
Thermal Diffusivity, mm2/s 11
110
Thermal Shock Resistance, points 19 to 20
8.1

Alloy Composition

Carbon (C), % 0.1 to 0.15
0
Chromium (Cr), % 2.8 to 3.3
0
Copper (Cu), % 0 to 0.25
99.9 to 100
Iron (Fe), % 93.8 to 95.8
0
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.25
0
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.15
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.0050
0
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.3
0