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S30815 Stainless Steel vs. SAE-AISI 1211 Steel

Both S30815 stainless steel and SAE-AISI 1211 steel are iron alloys. They have 66% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S30815 stainless steel and the bottom bar is SAE-AISI 1211 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
140 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
11 to 29
Fatigue Strength, MPa 320
200 to 280
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56
40 to 50
Shear Modulus, GPa 77
73
Shear Strength, MPa 480
280 to 350
Tensile Strength: Ultimate (UTS), MPa 680
430 to 580
Tensile Strength: Yield (Proof), MPa 350
260 to 460

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1020
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 17
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.3
1.4
Embodied Energy, MJ/kg 47
18
Embodied Water, L/kg 160
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
61 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 310
180 to 550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
15 to 21
Strength to Weight: Bending, points 22
16 to 20
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 15
14 to 18

Alloy Composition

Carbon (C), % 0.050 to 0.1
0 to 0.13
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 20 to 22
0
Iron (Fe), % 62.8 to 68.4
98.7 to 99.23
Manganese (Mn), % 0 to 0.8
0.6 to 0.9
Nickel (Ni), % 10 to 12
0
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.040
0.070 to 0.12
Silicon (Si), % 1.4 to 2.0
0
Sulfur (S), % 0 to 0.030
0.1 to 0.15