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AISI 316 Stainless Steel vs. AISI 302 Stainless Steel

Both AISI 316 stainless steel and AISI 302 stainless steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 316 stainless steel and the bottom bar is AISI 302 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 360
170 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 8.0 to 55
4.5 to 46
Fatigue Strength, MPa 210 to 430
210 to 520
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 350 to 690
400 to 830
Tensile Strength: Ultimate (UTS), MPa 520 to 1180
580 to 1430
Tensile Strength: Yield (Proof), MPa 230 to 850
230 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 590
710
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 19
15
Calomel Potential, mV -50
-70
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
3.0
Embodied Energy, MJ/kg 53
42
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 26
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 260
59 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1820
140 to 3070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 41
21 to 51
Strength to Weight: Bending, points 18 to 31
20 to 36
Thermal Diffusivity, mm2/s 4.1
4.4
Thermal Shock Resistance, points 11 to 26
12 to 31

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 16 to 18
17 to 19
Iron (Fe), % 62 to 72
67.9 to 75
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 10 to 14
8.0 to 10
Nitrogen (N), % 0 to 0.1
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants