MakeItFrom.com
Menu (ESC)

ACI-ASTM CB7Cu-2 Steel vs. AWS ERTi-5

ACI-ASTM CB7Cu-2 steel belongs to the iron alloys classification, while AWS ERTi-5 belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CB7Cu-2 steel and the bottom bar is AWS ERTi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 5.7 to 11
10
Fatigue Strength, MPa 420 to 590
470
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
900
Tensile Strength: Yield (Proof), MPa 760 to 1180
830

Thermal Properties

Latent Heat of Fusion, J/g 280
410
Melting Completion (Liquidus), °C 1430
1610
Melting Onset (Solidus), °C 1380
1560
Specific Heat Capacity, J/kg-K 480
560
Thermal Conductivity, W/m-K 17
7.1
Thermal Expansion, µm/m-K 11
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 13
36
Density, g/cm3 7.8
4.4
Embodied Carbon, kg CO2/kg material 2.6
38
Embodied Energy, MJ/kg 38
610
Embodied Water, L/kg 130
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
87
Resilience: Unit (Modulus of Resilience), kJ/m3 1510 to 3600
3250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 34 to 48
56
Strength to Weight: Bending, points 28 to 35
46
Thermal Diffusivity, mm2/s 4.6
2.9
Thermal Shock Resistance, points 32 to 45
63

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0 to 0.070
0 to 0.050
Chromium (Cr), % 14 to 15.5
0
Copper (Cu), % 2.5 to 3.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 73.6 to 79
0 to 0.22
Manganese (Mn), % 0 to 0.7
0
Nickel (Ni), % 4.5 to 5.5
0
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0 to 0.030
Oxygen (O), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
88.2 to 90.9
Vanadium (V), % 0
3.5 to 4.5