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S44800 Stainless Steel vs. ASTM Grade HG10 MNN Steel

Both S44800 stainless steel and ASTM grade HG10 MNN steel are iron alloys. They have 85% of their average alloy composition in common. There are 32 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 S44800 stainless steel and the bottom bar is ASTM grade HG10 MNN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
23
Fatigue Strength, MPa 300
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
77
Tensile Strength: Ultimate (UTS), MPa 590
590
Tensile Strength: Yield (Proof), MPa 450
250

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
500
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 19
21
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.8
4.0
Embodied Energy, MJ/kg 52
58
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 42
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 480
160
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
21
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 4.6
3.9
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.010
0.070 to 0.11
Chromium (Cr), % 28 to 30
18.5 to 20.5
Copper (Cu), % 0 to 0.15
0 to 0.5
Iron (Fe), % 62.6 to 66.5
57.9 to 66.5
Manganese (Mn), % 0 to 0.3
3.0 to 5.0
Molybdenum (Mo), % 3.5 to 4.2
0.25 to 0.45
Nickel (Ni), % 2.0 to 2.5
11.5 to 13.5
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0 to 0.020
0.2 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 0.7
Sulfur (S), % 0 to 0.020
0 to 0.030