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AISI 310Cb Stainless Steel vs. AISI 420 Stainless Steel

Both AISI 310Cb stainless steel and AISI 420 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 310Cb stainless steel and the bottom bar is AISI 420 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
8.0 to 15
Fatigue Strength, MPa 200
220 to 670
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 84
84
Shear Modulus, GPa 78
76
Shear Strength, MPa 390
420 to 1010
Tensile Strength: Ultimate (UTS), MPa 580
690 to 1720
Tensile Strength: Yield (Proof), MPa 230
380 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 520
390
Maximum Temperature: Mechanical, °C 1100
620
Melting Completion (Liquidus), °C 1410
1510
Melting Onset (Solidus), °C 1360
1450
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
27
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
7.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 69
28
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 25
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
88 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 140
380 to 4410
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
25 to 62
Strength to Weight: Bending, points 20
22 to 41
Thermal Diffusivity, mm2/s 3.9
7.3
Thermal Shock Resistance, points 13
25 to 62

Alloy Composition

Carbon (C), % 0 to 0.080
0.15 to 0.4
Chromium (Cr), % 24 to 26
12 to 14
Iron (Fe), % 47.2 to 57
82.3 to 87.9
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 19 to 22
0 to 0.75
Niobium (Nb), % 0 to 1.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030