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S40910 Stainless Steel vs. ACI-ASTM CE30 Steel

Both S40910 stainless steel and ACI-ASTM CE30 steel are iron alloys. They have 73% of their average alloy composition in common. There are 32 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 S40910 stainless steel and the bottom bar is ACI-ASTM CE30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
11
Fatigue Strength, MPa 130
170
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
79
Tensile Strength: Ultimate (UTS), MPa 430
630
Tensile Strength: Yield (Proof), MPa 190
310

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 440
460
Maximum Temperature: Mechanical, °C 710
1100
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 26
14
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
19
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.0
3.4
Embodied Energy, MJ/kg 28
49
Embodied Water, L/kg 94
180

Common Calculations

PREN (Pitting Resistance) 11
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
59
Resilience: Unit (Modulus of Resilience), kJ/m3 94
240
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16
23
Strength to Weight: Bending, points 16
21
Thermal Diffusivity, mm2/s 6.9
3.6
Thermal Shock Resistance, points 16
13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.3
Chromium (Cr), % 10.5 to 11.7
26 to 30
Iron (Fe), % 85 to 89.5
55.1 to 66
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 0 to 0.5
8.0 to 11
Niobium (Nb), % 0 to 0.17
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.020
0 to 0.040
Titanium (Ti), % 0 to 0.5
0