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SAE-AISI H19 Steel vs. S35315 Stainless Steel

Both SAE-AISI H19 steel and S35315 stainless steel are iron alloys. They have 42% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H19 steel and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 720 to 1990
740

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Melting Completion (Liquidus), °C 1540
1370
Melting Onset (Solidus), °C 1490
1330
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 29
12
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 22
34
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 7.5
5.7
Embodied Energy, MJ/kg 110
81
Embodied Water, L/kg 110
220

Common Calculations

PREN (Pitting Resistance) 13
27
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 68
26
Strength to Weight: Bending, points 22 to 43
23
Thermal Diffusivity, mm2/s 7.9
3.1
Thermal Shock Resistance, points 21 to 59
17

Alloy Composition

Carbon (C), % 0.32 to 0.45
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 4.0 to 4.8
24 to 26
Cobalt (Co), % 4.0 to 4.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.4 to 85.5
33.6 to 40.6
Manganese (Mn), % 0.2 to 0.5
0 to 2.0
Molybdenum (Mo), % 0.3 to 0.55
0
Nickel (Ni), % 0 to 0.3
34 to 36
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.5
1.2 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 3.8 to 4.5
0
Vanadium (V), % 1.8 to 2.2
0