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SAE-AISI H25 Steel vs. EN 1.4607 Stainless Steel

Both SAE-AISI H25 steel and EN 1.4607 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H25 steel and the bottom bar is EN 1.4607 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
530

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Melting Completion (Liquidus), °C 1750
1440
Melting Onset (Solidus), °C 1700
1400
Specific Heat Capacity, J/kg-K 420
480
Thermal Conductivity, W/m-K 26
18
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 38
13
Density, g/cm3 9.1
7.7
Embodied Carbon, kg CO2/kg material 6.2
2.8
Embodied Energy, MJ/kg 93
40
Embodied Water, L/kg 83
130

Common Calculations

PREN (Pitting Resistance) 29
20
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 22 to 50
19
Strength to Weight: Bending, points 20 to 34
19
Thermal Diffusivity, mm2/s 6.7
4.9
Thermal Shock Resistance, points 22 to 49
19

Alloy Composition

Carbon (C), % 0.22 to 0.32
0 to 0.030
Chromium (Cr), % 3.8 to 4.5
18.5 to 20.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 77.2 to 81.3
75.6 to 81.4
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0
0 to 0.030
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
Titanium (Ti), % 0
0.15 to 0.8
Tungsten (W), % 14 to 16
0
Vanadium (V), % 0.4 to 0.6
0