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S33550 Stainless Steel vs. ASTM Grade HG10 MNN Steel

Both S33550 stainless steel and ASTM grade HG10 MNN steel are iron alloys. They have 87% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S33550 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 200
200
Elongation at Break, % 40
23
Fatigue Strength, MPa 270
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 680
590
Tensile Strength: Yield (Proof), MPa 310
250

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 470
500
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1360
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
21
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.3
4.0
Embodied Energy, MJ/kg 61
58
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 30
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
21
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 3.9
3.9
Thermal Shock Resistance, points 15
13

Alloy Composition

Carbon (C), % 0.040 to 0.1
0.070 to 0.11
Cerium (Ce), % 0.025 to 0.070
0
Chromium (Cr), % 25 to 28
18.5 to 20.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 48.8 to 58.2
57.9 to 66.5
Lanthanum (La), % 0.025 to 0.070
0
Manganese (Mn), % 0 to 1.5
3.0 to 5.0
Molybdenum (Mo), % 0
0.25 to 0.45
Nickel (Ni), % 16.5 to 20
11.5 to 13.5
Niobium (Nb), % 0.050 to 0.15
0.2 to 1.0
Nitrogen (N), % 0.18 to 0.25
0.2 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.030