MakeItFrom.com
Menu (ESC)

SAE-AISI M43 Steel vs. S45500 Stainless Steel

Both SAE-AISI M43 steel and S45500 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M43 steel and the bottom bar is S45500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 810 to 2290
1370 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1550
1440
Melting Onset (Solidus), °C 1500
1400
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 33
17
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 8.5
3.8
Embodied Energy, MJ/kg 120
57
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 35
13
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 77
48 to 65
Strength to Weight: Bending, points 24 to 47
35 to 42
Thermal Shock Resistance, points 25 to 71
48 to 64

Alloy Composition

Carbon (C), % 1.2 to 1.3
0 to 0.050
Chromium (Cr), % 3.5 to 4.3
11 to 12.5
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
1.5 to 2.5
Iron (Fe), % 70.8 to 76
71.5 to 79.2
Manganese (Mn), % 0.2 to 0.4
0 to 0.5
Molybdenum (Mo), % 7.5 to 8.5
0 to 0.5
Nickel (Ni), % 0 to 0.3
7.5 to 9.5
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.65
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.8 to 1.4
Tungsten (W), % 2.3 to 3.0
0
Vanadium (V), % 1.5 to 1.8
0

Comparable Variants