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AISI 310 Stainless Steel vs. S31730 Stainless Steel

Both AISI 310 stainless steel and S31730 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 30 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 310 stainless steel and the bottom bar is S31730 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 220
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 45
40
Fatigue Strength, MPa 240 to 280
170
Poisson's Ratio 0.27
0.28
Rockwell B Hardness 82
78
Shear Modulus, GPa 78
77
Shear Strength, MPa 420 to 470
370
Tensile Strength: Ultimate (UTS), MPa 600 to 710
540
Tensile Strength: Yield (Proof), MPa 260 to 350
200

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
420
Maximum Temperature: Mechanical, °C 1040
990
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 4.3
4.6
Embodied Energy, MJ/kg 61
63
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 25
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
170
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
99
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
19
Strength to Weight: Bending, points 20 to 22
18
Thermal Shock Resistance, points 14 to 17
12

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.030
Chromium (Cr), % 24 to 26
17 to 19
Copper (Cu), % 0
4.0 to 5.0
Iron (Fe), % 48.2 to 57
52.4 to 61
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 19 to 22
15 to 16.5
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010