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ASTM Grade HE Steel vs. S38815 Stainless Steel

Both ASTM grade HE steel and S38815 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HE steel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 10
34
Fatigue Strength, MPa 160
230
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 670
610
Tensile Strength: Yield (Proof), MPa 310
290

Thermal Properties

Latent Heat of Fusion, J/g 310
370
Maximum Temperature: Corrosion, °C 450
400
Maximum Temperature: Mechanical, °C 1100
860
Melting Completion (Liquidus), °C 1400
1360
Melting Onset (Solidus), °C 1360
1310
Specific Heat Capacity, J/kg-K 490
500
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 19
19
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 3.5
3.8
Embodied Energy, MJ/kg 50
54
Embodied Water, L/kg 190
140

Common Calculations

PREN (Pitting Resistance) 29
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
170
Resilience: Unit (Modulus of Resilience), kJ/m3 240
220
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0.2 to 0.5
0 to 0.030
Chromium (Cr), % 26 to 30
13 to 15
Copper (Cu), % 0
0.75 to 1.5
Iron (Fe), % 53.9 to 65.8
56.1 to 67
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0.75 to 1.5
Nickel (Ni), % 8.0 to 11
13 to 17
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
5.5 to 6.5
Sulfur (S), % 0 to 0.040
0 to 0.020