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ASTM Grade HG10 MNN Steel vs. S21600 Stainless Steel

Both ASTM grade HG10 MNN steel and S21600 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, 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 S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
46
Fatigue Strength, MPa 170
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 590
710
Tensile Strength: Yield (Proof), MPa 250
390

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 500
420
Maximum Temperature: Mechanical, °C 990
990
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 21
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.0
3.6
Embodied Energy, MJ/kg 58
50
Embodied Water, L/kg 160
160

Common Calculations

PREN (Pitting Resistance) 25
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
270
Resilience: Unit (Modulus of Resilience), kJ/m3 160
370
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
23
Thermal Shock Resistance, points 13
15

Alloy Composition

Carbon (C), % 0.070 to 0.11
0 to 0.080
Chromium (Cr), % 18.5 to 20.5
17.5 to 22
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 57.9 to 66.5
57.6 to 67.8
Manganese (Mn), % 3.0 to 5.0
7.5 to 9.0
Molybdenum (Mo), % 0.25 to 0.45
2.0 to 3.0
Nickel (Ni), % 11.5 to 13.5
5.0 to 7.0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0.2 to 0.3
0.25 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030