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ACI-ASTM CK20 Steel vs. AISI 410Cb Stainless Steel

Both ACI-ASTM CK20 steel and AISI 410Cb stainless steel are iron alloys. They have 65% 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 ACI-ASTM CK20 steel and the bottom bar is AISI 410Cb stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 37
15
Fatigue Strength, MPa 220
180 to 460
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 530
550 to 960
Tensile Strength: Yield (Proof), MPa 260
310 to 790

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
730
Melting Completion (Liquidus), °C 1400
1450
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
27
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.0
Embodied Energy, MJ/kg 62
29
Embodied Water, L/kg 190
97

Common Calculations

PREN (Pitting Resistance) 26
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
70 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 170
240 to 1600
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
20 to 35
Strength to Weight: Bending, points 19
19 to 28
Thermal Diffusivity, mm2/s 3.7
7.3
Thermal Shock Resistance, points 13
20 to 35

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.18
Chromium (Cr), % 23 to 27
11 to 13
Iron (Fe), % 46.7 to 58
84.5 to 89
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 19 to 22
0
Niobium (Nb), % 0
0.050 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030