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S82013 Stainless Steel vs. S32003 Stainless Steel

Both S82013 stainless steel and S32003 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a very high 95% of their average alloy composition in common.

For each property being compared, the top bar is S82013 stainless steel and the bottom bar is S32003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
28
Fatigue Strength, MPa 400
370
Poisson's Ratio 0.28
0.27
Rockwell C Hardness 27
27
Shear Modulus, GPa 78
79
Shear Strength, MPa 470
480
Tensile Strength: Ultimate (UTS), MPa 710
730
Tensile Strength: Yield (Proof), MPa 500
510

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 430
430
Maximum Temperature: Mechanical, °C 970
1010
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
14
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
3.0
Embodied Energy, MJ/kg 34
42
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 25
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
180
Resilience: Unit (Modulus of Resilience), kJ/m3 640
660
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
26
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 20
21

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 19.5 to 22
19.5 to 22.5
Copper (Cu), % 0.2 to 1.2
0
Iron (Fe), % 70.5 to 77.1
68.2 to 75.9
Manganese (Mn), % 2.5 to 3.5
0 to 2.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0.5 to 1.5
3.0 to 4.0
Nitrogen (N), % 0.2 to 0.3
0.14 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020