MakeItFrom.com
Menu (ESC)

SAE-AISI H25 Steel vs. ASTM B817 Type II

SAE-AISI H25 steel belongs to the iron alloys classification, while ASTM B817 type II belongs to the titanium alloys. There are 19 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 ASTM B817 type II.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 79
40
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
900 to 960

Thermal Properties

Latent Heat of Fusion, J/g 250
400
Melting Completion (Liquidus), °C 1750
1580
Melting Onset (Solidus), °C 1700
1530
Specific Heat Capacity, J/kg-K 420
550
Thermal Expansion, µm/m-K 12
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 38
37
Density, g/cm3 9.1
4.6
Embodied Carbon, kg CO2/kg material 6.2
40
Embodied Energy, MJ/kg 93
650
Embodied Water, L/kg 83
220

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
34
Strength to Weight: Axial, points 22 to 50
55 to 58
Strength to Weight: Bending, points 20 to 34
45 to 47
Thermal Shock Resistance, points 22 to 49
62 to 66

Alloy Composition

Aluminum (Al), % 0
5.0 to 6.0
Carbon (C), % 0.22 to 0.32
0 to 0.1
Chlorine (Cl), % 0
0 to 0.2
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 77.2 to 81.3
0.35 to 1.0
Manganese (Mn), % 0.15 to 0.4
0
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.4
0 to 0.1
Sodium (Na), % 0
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0
82.1 to 87.8
Tungsten (W), % 14 to 16
0
Vanadium (V), % 0.4 to 0.6
5.0 to 6.0
Residuals, % 0
0 to 0.4