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AISI 316 Stainless Steel vs. S46800 Stainless Steel

Both AISI 316 stainless steel and S46800 stainless steel are iron alloys. They have 85% 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 S46800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 360
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 8.0 to 55
25
Fatigue Strength, MPa 210 to 430
160
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 80
79
Shear Modulus, GPa 78
77
Shear Strength, MPa 350 to 690
300
Tensile Strength: Ultimate (UTS), MPa 520 to 1180
470
Tensile Strength: Yield (Proof), MPa 230 to 850
230

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
500
Maximum Temperature: Mechanical, °C 590
920
Melting Completion (Liquidus), °C 1400
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
23
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.9
2.6
Embodied Energy, MJ/kg 53
37
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 26
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 260
98
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1820
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 41
17
Strength to Weight: Bending, points 18 to 31
18
Thermal Diffusivity, mm2/s 4.1
6.1
Thermal Shock Resistance, points 11 to 26
16

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16 to 18
18 to 20
Iron (Fe), % 62 to 72
76.5 to 81.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 10 to 14
0 to 0.5
Niobium (Nb), % 0
0.1 to 0.6
Nitrogen (N), % 0 to 0.1
0 to 0.030
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.070 to 0.3