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ASTM Grade HG10 MNN Steel vs. SAE-AISI 1345 Steel

Both ASTM grade HG10 MNN steel and SAE-AISI 1345 steel are iron alloys. They have 64% of their average alloy composition in common. There are 30 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 ASTM grade HG10 MNN steel and the bottom bar is SAE-AISI 1345 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
170 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
11 to 23
Fatigue Strength, MPa 170
230 to 390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 590
590 to 730
Tensile Strength: Yield (Proof), MPa 250
330 to 620

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 990
400
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 21
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.4
Embodied Energy, MJ/kg 58
19
Embodied Water, L/kg 160
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
78 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
290 to 1040
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
21 to 26
Strength to Weight: Bending, points 20
20 to 23
Thermal Diffusivity, mm2/s 3.9
14
Thermal Shock Resistance, points 13
19 to 23

Alloy Composition

Carbon (C), % 0.070 to 0.11
0.43 to 0.48
Chromium (Cr), % 18.5 to 20.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 57.9 to 66.5
97.2 to 97.8
Manganese (Mn), % 3.0 to 5.0
1.6 to 1.9
Molybdenum (Mo), % 0.25 to 0.45
0
Nickel (Ni), % 11.5 to 13.5
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 0.035
Silicon (Si), % 0 to 0.7
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040