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S82012 Stainless Steel vs. ASTM A372 Grade E Steel

Both S82012 stainless steel and ASTM A372 grade E steel are iron alloys. They have 77% of their average alloy composition in common. There are 30 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 S82012 stainless steel and the bottom bar is ASTM A372 grade E steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
20 to 22
Fatigue Strength, MPa 480
310 to 380
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 550
410 to 570
Tensile Strength: Ultimate (UTS), MPa 800
650 to 910
Tensile Strength: Yield (Proof), MPa 560
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 950
420
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
44
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.5
Embodied Energy, MJ/kg 35
20
Embodied Water, L/kg 140
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 790
500 to 810
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
23 to 32
Strength to Weight: Bending, points 25
21 to 27
Thermal Diffusivity, mm2/s 3.9
12
Thermal Shock Resistance, points 23
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.050
0.25 to 0.35
Chromium (Cr), % 19 to 20.5
0.8 to 1.2
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 71.3 to 77.9
97 to 98.3
Manganese (Mn), % 2.0 to 4.0
0.4 to 0.9
Molybdenum (Mo), % 0.1 to 0.6
0.15 to 0.25
Nickel (Ni), % 0.8 to 1.5
0
Nitrogen (N), % 0.16 to 0.26
0
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 0.8
0.15 to 0.35
Sulfur (S), % 0 to 0.0050
0 to 0.010