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S13800 Stainless Steel vs. S31277 Stainless Steel

Both S13800 stainless steel and S31277 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S13800 stainless steel and the bottom bar is S31277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 11 to 18
45
Fatigue Strength, MPa 410 to 870
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
80
Shear Strength, MPa 610 to 1030
600
Tensile Strength: Ultimate (UTS), MPa 980 to 1730
860
Tensile Strength: Yield (Proof), MPa 660 to 1580
410

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 390
430
Maximum Temperature: Mechanical, °C 810
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
36
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 3.4
6.7
Embodied Energy, MJ/kg 46
90
Embodied Water, L/kg 140
220

Common Calculations

PREN (Pitting Resistance) 21
51
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 190
320
Resilience: Unit (Modulus of Resilience), kJ/m3 1090 to 5490
410
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 35 to 61
29
Strength to Weight: Bending, points 28 to 41
25
Thermal Shock Resistance, points 33 to 58
19

Alloy Composition

Aluminum (Al), % 0.9 to 1.4
0
Carbon (C), % 0 to 0.050
0 to 0.020
Chromium (Cr), % 12.3 to 13.2
20.5 to 23
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 73.6 to 77.3
35.5 to 46.2
Manganese (Mn), % 0 to 0.2
0 to 3.0
Molybdenum (Mo), % 2.0 to 3.0
6.5 to 8.0
Nickel (Ni), % 7.5 to 8.5
26 to 28
Nitrogen (N), % 0 to 0.010
0.3 to 0.4
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.0080
0 to 0.010