MakeItFrom.com
Menu (ESC)

SAE-AISI 4028 Steel vs. S40910 Stainless Steel

Both SAE-AISI 4028 steel and S40910 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 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 SAE-AISI 4028 steel and the bottom bar is S40910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 190
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 14 to 23
23
Fatigue Strength, MPa 180 to 330
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Shear Strength, MPa 310 to 380
270
Tensile Strength: Ultimate (UTS), MPa 490 to 630
430
Tensile Strength: Yield (Proof), MPa 260 to 520
190

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
710
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 49
26
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
7.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.0
Embodied Energy, MJ/kg 19
28
Embodied Water, L/kg 47
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 95
80
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 720
94
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17 to 22
16
Strength to Weight: Bending, points 18 to 21
16
Thermal Diffusivity, mm2/s 13
6.9
Thermal Shock Resistance, points 16 to 20
16

Alloy Composition

Carbon (C), % 0.25 to 0.3
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Iron (Fe), % 98.1 to 98.7
85 to 89.5
Manganese (Mn), % 0.7 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0 to 0.17
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0.035 to 0.050
0 to 0.020
Titanium (Ti), % 0
0 to 0.5