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S21603 Stainless Steel vs. S13800 Stainless Steel

Both S21603 stainless steel and S13800 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is S13800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
290 to 480
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
11 to 18
Fatigue Strength, MPa 360
410 to 870
Poisson's Ratio 0.28
0.28
Reduction in Area, % 57
39 to 62
Shear Modulus, GPa 79
77
Shear Strength, MPa 490
610 to 1030
Tensile Strength: Ultimate (UTS), MPa 690
980 to 1730
Tensile Strength: Yield (Proof), MPa 390
660 to 1580

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 990
810
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 17
15
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 50
46
Embodied Water, L/kg 160
140

Common Calculations

PREN (Pitting Resistance) 34
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 380
1090 to 5490
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
35 to 61
Strength to Weight: Bending, points 22
28 to 41
Thermal Shock Resistance, points 15
33 to 58

Alloy Composition

Aluminum (Al), % 0
0.9 to 1.4
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 17.5 to 22
12.3 to 13.2
Iron (Fe), % 57.6 to 67.8
73.6 to 77.3
Manganese (Mn), % 7.5 to 9.0
0 to 0.2
Molybdenum (Mo), % 2.0 to 3.0
2.0 to 3.0
Nickel (Ni), % 5.0 to 7.0
7.5 to 8.5
Nitrogen (N), % 0.25 to 0.5
0 to 0.010
Phosphorus (P), % 0 to 0.045
0 to 0.010
Silicon (Si), % 0 to 0.75
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.0080