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ACI-ASTM CA28MWV Steel vs. AISI 301LN Stainless Steel

Both ACI-ASTM CA28MWV steel and AISI 301LN stainless steel are iron alloys. They have 88% 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 CA28MWV steel and the bottom bar is AISI 301LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
23 to 51
Fatigue Strength, MPa 470
270 to 520
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 1080
630 to 1060
Tensile Strength: Yield (Proof), MPa 870
270 to 770

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 740
890
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.1
2.7
Embodied Energy, MJ/kg 44
39
Embodied Water, L/kg 100
130

Common Calculations

PREN (Pitting Resistance) 17
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
220 to 290
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
180 to 1520
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
22 to 38
Strength to Weight: Bending, points 30
21 to 30
Thermal Diffusivity, mm2/s 6.6
4.0
Thermal Shock Resistance, points 40
14 to 24

Alloy Composition

Carbon (C), % 0.2 to 0.28
0 to 0.030
Chromium (Cr), % 11 to 12.5
16 to 18
Iron (Fe), % 81.4 to 85.8
70.7 to 77.9
Manganese (Mn), % 0.5 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
6.0 to 8.0
Nitrogen (N), % 0
0.070 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0