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ASTM Grade HG10 MNN Steel vs. ACI-ASTM CA15M Steel

Both ASTM grade HG10 MNN steel and ACI-ASTM CA15M steel are iron alloys. They have 77% of their average alloy composition in common. There are 32 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 ASTM grade HG10 MNN steel and the bottom bar is ACI-ASTM CA15M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
20
Fatigue Strength, MPa 170
330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 590
690
Tensile Strength: Yield (Proof), MPa 250
510

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 500
390
Maximum Temperature: Mechanical, °C 990
760
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
27
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
7.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
2.1
Embodied Energy, MJ/kg 58
29
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 25
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 160
670
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
25
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 3.9
7.2
Thermal Shock Resistance, points 13
25

Alloy Composition

Carbon (C), % 0.070 to 0.11
0 to 0.15
Chromium (Cr), % 18.5 to 20.5
11.5 to 14
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 57.9 to 66.5
82.1 to 88.4
Manganese (Mn), % 3.0 to 5.0
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.45
0.15 to 1.0
Nickel (Ni), % 11.5 to 13.5
0 to 1.0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 0.65
Sulfur (S), % 0 to 0.030
0 to 0.040