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ACI-ASTM CF16Fa Steel vs. S30530 Stainless Steel

Both ACI-ASTM CF16Fa steel and S30530 stainless steel are iron alloys. They have a very high 97% 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 ACI-ASTM CF16Fa steel and the bottom bar is S30530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
46
Fatigue Strength, MPa 170
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 540
590
Tensile Strength: Yield (Proof), MPa 230
230

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 980
970
Melting Completion (Liquidus), °C 1420
1410
Melting Onset (Solidus), °C 1370
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 17
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
3.4
Embodied Energy, MJ/kg 47
48
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 21
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
210
Resilience: Unit (Modulus of Resilience), kJ/m3 140
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 4.2
4.1
Thermal Shock Resistance, points 12
13

Alloy Composition

Carbon (C), % 0 to 0.16
0 to 0.080
Chromium (Cr), % 18 to 21
17 to 20.5
Copper (Cu), % 0
0.75 to 3.5
Iron (Fe), % 62.1 to 72.4
58.4 to 72.5
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.8
0.75 to 1.5
Nickel (Ni), % 9.0 to 12
8.5 to 11.5
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.0
0.5 to 2.5
Sulfur (S), % 0.2 to 0.4
0 to 0.030