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S30601 Stainless Steel vs. ASTM A356 Grade 9

Both S30601 stainless steel and ASTM A356 grade 9 are iron alloys. They have 61% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S30601 stainless steel and the bottom bar is ASTM A356 grade 9.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 37
17
Fatigue Strength, MPa 250
310
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56
50
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 660
670
Tensile Strength: Yield (Proof), MPa 300
460

Thermal Properties

Latent Heat of Fusion, J/g 370
260
Maximum Temperature: Mechanical, °C 950
440
Melting Completion (Liquidus), °C 1360
1470
Melting Onset (Solidus), °C 1310
1430
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 20
3.6
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.9
2.4
Embodied Energy, MJ/kg 55
33
Embodied Water, L/kg 150
56

Common Calculations

PREN (Pitting Resistance) 18
4.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
100
Resilience: Unit (Modulus of Resilience), kJ/m3 230
570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
22
Thermal Shock Resistance, points 16
19

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.2
Chromium (Cr), % 17 to 18
1.0 to 1.5
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 56.9 to 60.5
95.2 to 97.2
Manganese (Mn), % 0.5 to 0.8
0.5 to 0.9
Molybdenum (Mo), % 0 to 0.2
0.9 to 1.2
Nickel (Ni), % 17 to 18
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 5.0 to 5.6
0.2 to 0.6
Sulfur (S), % 0 to 0.013
0 to 0.030
Vanadium (V), % 0
0.2 to 0.35