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ACI-ASTM CD3MCuN Steel vs. ASTM Grade HG10 MNN Steel

Both ACI-ASTM CD3MCuN steel and ASTM grade HG10 MNN steel are iron alloys. They have 90% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CD3MCuN steel and the bottom bar is ASTM grade HG10 MNN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 29
23
Fatigue Strength, MPa 370
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 790
590
Tensile Strength: Yield (Proof), MPa 500
250

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
500
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 20
21
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.9
4.0
Embodied Energy, MJ/kg 54
58
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 41
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
110
Resilience: Unit (Modulus of Resilience), kJ/m3 620
160
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
21
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 4.1
3.9
Thermal Shock Resistance, points 22
13

Alloy Composition

Carbon (C), % 0 to 0.030
0.070 to 0.11
Chromium (Cr), % 24 to 26.7
18.5 to 20.5
Copper (Cu), % 1.4 to 1.9
0 to 0.5
Iron (Fe), % 58.2 to 65.9
57.9 to 66.5
Manganese (Mn), % 0 to 1.2
3.0 to 5.0
Molybdenum (Mo), % 2.9 to 3.8
0.25 to 0.45
Nickel (Ni), % 5.6 to 6.7
11.5 to 13.5
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0.22 to 0.33
0.2 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.1
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.030