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AISI 316L Stainless Steel vs. SAE-AISI 4028 Steel

Both AISI 316L stainless steel and SAE-AISI 4028 steel are iron alloys. They have 68% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 316L stainless steel and the bottom bar is SAE-AISI 4028 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 350
150 to 190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.0 to 50
14 to 23
Fatigue Strength, MPa 170 to 450
180 to 330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 370 to 690
310 to 380
Tensile Strength: Ultimate (UTS), MPa 530 to 1160
490 to 630
Tensile Strength: Yield (Proof), MPa 190 to 870
260 to 520

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 870
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
49
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
1.5
Embodied Energy, MJ/kg 53
19
Embodied Water, L/kg 150
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 230
81 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 93 to 1880
180 to 720
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 41
17 to 22
Strength to Weight: Bending, points 18 to 31
18 to 21
Thermal Diffusivity, mm2/s 4.1
13
Thermal Shock Resistance, points 12 to 25
16 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0.25 to 0.3
Chromium (Cr), % 16 to 18
0
Iron (Fe), % 62 to 72
98.1 to 98.7
Manganese (Mn), % 0 to 2.0
0.7 to 0.9
Molybdenum (Mo), % 2.0 to 3.0
0.2 to 0.3
Nickel (Ni), % 10 to 14
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0.035 to 0.050

Comparable Variants