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S31727 Stainless Steel vs. ASTM A356 Grade 10

Both S31727 stainless steel and ASTM A356 grade 10 are iron alloys. They have 62% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S31727 stainless steel and the bottom bar is ASTM A356 grade 10.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
23
Fatigue Strength, MPa 240
300
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56
39
Shear Modulus, GPa 78
74
Tensile Strength: Ultimate (UTS), MPa 630
670
Tensile Strength: Yield (Proof), MPa 270
430

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 1010
460
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 24
3.9
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 4.7
1.8
Embodied Energy, MJ/kg 64
23
Embodied Water, L/kg 180
59

Common Calculations

PREN (Pitting Resistance) 35
5.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
130
Resilience: Unit (Modulus of Resilience), kJ/m3 190
480
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 14
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.2
Chromium (Cr), % 17.5 to 19
2.0 to 2.8
Copper (Cu), % 2.8 to 4.0
0
Iron (Fe), % 53.7 to 61.3
94.4 to 96.6
Manganese (Mn), % 0 to 1.0
0.5 to 0.8
Molybdenum (Mo), % 3.8 to 4.5
0.9 to 1.2
Nickel (Ni), % 14.5 to 16.5
0
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030