MakeItFrom.com
Menu (ESC)

S33228 Stainless Steel vs. AISI 431 Stainless Steel

Both S33228 stainless steel and AISI 431 stainless steel are iron alloys. They have 58% of their average alloy composition in common. There are 29 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 S33228 stainless steel and the bottom bar is AISI 431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
15 to 17
Fatigue Strength, MPa 170
430 to 610
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 380
550 to 840
Tensile Strength: Ultimate (UTS), MPa 570
890 to 1380
Tensile Strength: Yield (Proof), MPa 210
710 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 560
400
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1410
1510
Melting Onset (Solidus), °C 1360
1450
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.2
2.2
Embodied Energy, MJ/kg 89
31
Embodied Water, L/kg 220
120

Common Calculations

PREN (Pitting Resistance) 27
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
140 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 110
1270 to 2770
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
32 to 50
Strength to Weight: Bending, points 19
27 to 36
Thermal Shock Resistance, points 13
28 to 43

Alloy Composition

Aluminum (Al), % 0 to 0.025
0
Carbon (C), % 0.040 to 0.080
0 to 0.2
Cerium (Ce), % 0.050 to 0.1
0
Chromium (Cr), % 26 to 28
15 to 17
Iron (Fe), % 36.5 to 42.3
78.2 to 83.8
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 31 to 33
1.3 to 2.5
Niobium (Nb), % 0.6 to 1.0
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030