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AISI 310S Stainless Steel vs. AISI 416 Stainless Steel

Both AISI 310S stainless steel and AISI 416 stainless steel are iron alloys. They have 67% of their average alloy composition in common.

For each property being compared, the top bar is AISI 310S stainless steel and the bottom bar is AISI 416 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
230 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 44
13 to 31
Fatigue Strength, MPa 250 to 280
230 to 340
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
76
Shear Strength, MPa 420 to 470
340 to 480
Tensile Strength: Ultimate (UTS), MPa 600 to 710
510 to 800
Tensile Strength: Yield (Proof), MPa 270 to 350
290 to 600

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
680
Melting Completion (Liquidus), °C 1450
1530
Melting Onset (Solidus), °C 1400
1480
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
30
Thermal Expansion, µm/m-K 16
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.3
1.9
Embodied Energy, MJ/kg 61
27
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 25
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
98 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
220 to 940
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
18 to 29
Strength to Weight: Bending, points 20 to 22
18 to 25
Thermal Diffusivity, mm2/s 4.1
8.1
Thermal Shock Resistance, points 14 to 16
19 to 30

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 24 to 26
12 to 14
Iron (Fe), % 48.3 to 57
83.2 to 87.9
Manganese (Mn), % 0 to 2.0
0 to 1.3
Nickel (Ni), % 19 to 22
0
Phosphorus (P), % 0 to 0.045
0 to 0.060
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0.15 to 0.35