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SAE-AISI H26 Steel vs. EN 1.4749 Stainless Steel

Both SAE-AISI H26 steel and EN 1.4749 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H26 steel and the bottom bar is EN 1.4749 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 720 to 2100
600

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Melting Completion (Liquidus), °C 1810
1420
Melting Onset (Solidus), °C 1760
1380
Specific Heat Capacity, J/kg-K 410
490
Thermal Conductivity, W/m-K 22
17
Thermal Expansion, µm/m-K 12
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 45
13
Density, g/cm3 9.3
7.6
Embodied Carbon, kg CO2/kg material 8.1
2.5
Embodied Energy, MJ/kg 120
36
Embodied Water, L/kg 90
160

Common Calculations

PREN (Pitting Resistance) 34
31
Stiffness to Weight: Axial, points 12
15
Stiffness to Weight: Bending, points 21
26
Strength to Weight: Axial, points 22 to 63
22
Strength to Weight: Bending, points 19 to 39
21
Thermal Diffusivity, mm2/s 5.6
4.6
Thermal Shock Resistance, points 22 to 63
22

Alloy Composition

Carbon (C), % 0.45 to 0.55
0.15 to 0.2
Chromium (Cr), % 3.8 to 4.5
26 to 29
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.3 to 77.5
68.5 to 73.7
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 17.3 to 19
0
Vanadium (V), % 0.75 to 1.3
0