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AISI 302 Stainless Steel vs. ACI-ASTM CF16Fa Steel

Both AISI 302 stainless steel and ACI-ASTM CF16Fa steel are iron alloys. They have a very high 95% 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 AISI 302 stainless steel and the bottom bar is ACI-ASTM CF16Fa steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 440
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 4.5 to 46
28
Fatigue Strength, MPa 210 to 520
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 580 to 1430
540
Tensile Strength: Yield (Proof), MPa 230 to 1100
230

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 710
980
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 15
17
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.3
Embodied Energy, MJ/kg 42
47
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 19
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 260
120
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 3070
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 51
19
Strength to Weight: Bending, points 20 to 36
19
Thermal Diffusivity, mm2/s 4.4
4.2
Thermal Shock Resistance, points 12 to 31
12

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.16
Chromium (Cr), % 17 to 19
18 to 21
Iron (Fe), % 67.9 to 75
62.1 to 72.4
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0
0.4 to 0.8
Nickel (Ni), % 8.0 to 10
9.0 to 12
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 2.0
Sulfur (S), % 0 to 0.030
0.2 to 0.4