MakeItFrom.com
Menu (ESC)

S13800 Stainless Steel vs. ASTM A387 Grade 91 Class 2

Both S13800 stainless steel and ASTM A387 grade 91 class 2 are iron alloys. They have 86% 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 S13800 stainless steel and the bottom bar is ASTM A387 grade 91 class 2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290 to 480
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 18
20
Fatigue Strength, MPa 410 to 870
330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Shear Strength, MPa 610 to 1030
420
Tensile Strength: Ultimate (UTS), MPa 980 to 1730
670
Tensile Strength: Yield (Proof), MPa 660 to 1580
470

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Mechanical, °C 810
600
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
26
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
10

Otherwise Unclassified Properties

Base Metal Price, % relative 15
7.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
2.6
Embodied Energy, MJ/kg 46
37
Embodied Water, L/kg 140
88

Common Calculations

PREN (Pitting Resistance) 21
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1090 to 5490
580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 35 to 61
24
Strength to Weight: Bending, points 28 to 41
22
Thermal Diffusivity, mm2/s 4.3
6.9
Thermal Shock Resistance, points 33 to 58
19

Alloy Composition

Aluminum (Al), % 0.9 to 1.4
0 to 0.020
Carbon (C), % 0 to 0.050
0.080 to 0.12
Chromium (Cr), % 12.3 to 13.2
8.0 to 9.5
Iron (Fe), % 73.6 to 77.3
87.3 to 90.3
Manganese (Mn), % 0 to 0.2
0.3 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
0.85 to 1.1
Nickel (Ni), % 7.5 to 8.5
0 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0 to 0.010
0.030 to 0.070
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0.2 to 0.5
Sulfur (S), % 0 to 0.0080
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Vanadium (V), % 0
0.18 to 0.25
Zirconium (Zr), % 0
0 to 0.010