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AISI 301L Stainless Steel vs. ASTM A225 Steel

Both AISI 301L stainless steel and ASTM A225 steel are iron alloys. There are 31 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 301L stainless steel and the bottom bar is ASTM A225 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
190 to 250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 50
21 to 23
Fatigue Strength, MPa 240 to 530
330 to 390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 440 to 660
390 to 520
Tensile Strength: Ultimate (UTS), MPa 620 to 1040
620 to 830
Tensile Strength: Yield (Proof), MPa 250 to 790
460 to 550

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 890
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.8
Embodied Energy, MJ/kg 39
24 to 25
Embodied Water, L/kg 130
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
120 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 1580
580 to 820
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 37
22 to 29
Strength to Weight: Bending, points 21 to 29
21 to 25
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 14 to 24
18 to 24

Comparable Variants