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SAE-AISI H23 Steel vs. AISI 304L Stainless Steel

Both SAE-AISI H23 steel and AISI 304L stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H23 steel and the bottom bar is AISI 304L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 760 to 1550
540 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1680
1450
Melting Onset (Solidus), °C 1630
1400
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 20
16
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 34
16
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 6.9
3.1
Embodied Energy, MJ/kg 110
44
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 32
20
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 24 to 49
19 to 41
Strength to Weight: Bending, points 21 to 34
19 to 31
Thermal Diffusivity, mm2/s 5.2
4.2
Thermal Shock Resistance, points 23 to 47
12 to 25

Alloy Composition

Carbon (C), % 0.25 to 0.35
0 to 0.030
Chromium (Cr), % 11 to 12.8
18 to 20
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 71.3 to 76.7
65 to 74
Manganese (Mn), % 0.15 to 0.4
0 to 2.0
Nickel (Ni), % 0 to 0.3
8.0 to 12
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.15 to 0.6
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 11 to 12.8
0
Vanadium (V), % 0.75 to 1.3
0

Comparable Variants