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ASTM A387 Grade 11 Steel vs. AISI 301 Stainless Steel

Both ASTM A387 grade 11 steel and AISI 301 stainless steel are iron alloys. They have 77% 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 ASTM A387 grade 11 steel and the bottom bar is AISI 301 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
190 to 440
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
7.4 to 46
Fatigue Strength, MPa 200 to 250
210 to 600
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 320 to 390
410 to 860
Tensile Strength: Ultimate (UTS), MPa 500 to 600
590 to 1460
Tensile Strength: Yield (Proof), MPa 270 to 350
230 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 430
840
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
16
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
2.7
Embodied Energy, MJ/kg 21
39
Embodied Water, L/kg 53
130

Common Calculations

PREN (Pitting Resistance) 3.1
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
99 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
130 to 2970
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 21
21 to 52
Strength to Weight: Bending, points 18 to 20
20 to 37
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 15 to 18
12 to 31

Alloy Composition

Carbon (C), % 0.050 to 0.17
0 to 0.15
Chromium (Cr), % 1.0 to 1.5
16 to 18
Iron (Fe), % 96.2 to 97.6
70.7 to 78
Manganese (Mn), % 0.4 to 0.65
0 to 2.0
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.5 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030

Comparable Variants