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ASTM Grade HE Steel vs. S30452 Stainless Steel

Both ASTM grade HE steel and S30452 stainless steel are iron alloys. They have 90% 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 S30452 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 10
34
Fatigue Strength, MPa 160
250
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 670
660
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 1100
960
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1360
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 17
16

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
15
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.5
3.0
Embodied Energy, MJ/kg 50
43
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 29
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
180
Resilience: Unit (Modulus of Resilience), kJ/m3 240
250
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
23
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 3.6
4.2
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.080
Chromium (Cr), % 26 to 30
18 to 20
Iron (Fe), % 53.9 to 65.8
66.3 to 73.8
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 8.0 to 11
8.0 to 10.5
Nitrogen (N), % 0
0.16 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.0
0 to 0.75
Sulfur (S), % 0 to 0.040
0 to 0.030