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SAE-AISI 1213 Steel vs. S20431 Stainless Steel

Both SAE-AISI 1213 steel and S20431 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1213 steel and the bottom bar is S20431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 190
210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 29
46
Fatigue Strength, MPa 200 to 290
320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 290 to 360
500
Tensile Strength: Ultimate (UTS), MPa 440 to 600
710
Tensile Strength: Yield (Proof), MPa 260 to 470
350

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
890
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.5
Embodied Energy, MJ/kg 18
36
Embodied Water, L/kg 46
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 110
270
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 580
310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 21
25
Strength to Weight: Bending, points 17 to 20
23
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 14 to 19
15

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.12
Chromium (Cr), % 0
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 98.4 to 99
66.1 to 74.4
Manganese (Mn), % 0.7 to 1.0
5.0 to 7.0
Nickel (Ni), % 0
2.0 to 4.0
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0.070 to 0.12
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0.24 to 0.33
0 to 0.030