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ACI-ASTM CN7M Steel vs. K93603 Alloy

Both ACI-ASTM CN7M steel and K93603 alloy are iron alloys. They have 73% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN7M steel and the bottom bar is K93603 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 480
490 to 810

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1410
1430
Melting Onset (Solidus), °C 1450
1380
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
25
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 5.6
4.8
Embodied Energy, MJ/kg 78
66
Embodied Water, L/kg 210
120

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 17
17 to 27
Strength to Weight: Bending, points 17
17 to 24
Thermal Shock Resistance, points 12
15 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.070
0 to 0.050
Chromium (Cr), % 19 to 22
0 to 0.25
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 37.4 to 48.5
61.8 to 64
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0 to 1.5
0 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 27.5 to 30.5
36
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.5
0 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
0 to 0.1
Zirconium (Zr), % 0
0 to 0.1