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ASTM Grade HE Steel vs. AISI 301 Stainless Steel

Both ASTM grade HE steel and AISI 301 stainless steel are iron alloys. They have 85% 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 grade HE steel and the bottom bar is AISI 301 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 10
7.4 to 46
Fatigue Strength, MPa 160
210 to 600
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 670
590 to 1460
Tensile Strength: Yield (Proof), MPa 310
230 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
840
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1360
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.5
2.7
Embodied Energy, MJ/kg 50
39
Embodied Water, L/kg 190
130

Common Calculations

PREN (Pitting Resistance) 29
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
99 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 240
130 to 2970
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
21 to 52
Strength to Weight: Bending, points 22
20 to 37
Thermal Diffusivity, mm2/s 3.6
4.2
Thermal Shock Resistance, points 14
12 to 31

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.15
Chromium (Cr), % 26 to 30
16 to 18
Iron (Fe), % 53.9 to 65.8
70.7 to 78
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 8.0 to 11
6.0 to 8.0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030