MakeItFrom.com
Menu (ESC)

SAE-AISI T15 Steel vs. AISI 440A Stainless Steel

Both SAE-AISI T15 steel and AISI 440A stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T15 steel and the bottom bar is AISI 440A 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 76
77
Tensile Strength: Ultimate (UTS), MPa 830 to 2240
730 to 1790

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1690
1480
Melting Onset (Solidus), °C 1640
1370
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 21
23
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 43
9.0
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 16
2.2
Embodied Energy, MJ/kg 250
31
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 27
18
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 26 to 71
26 to 65
Strength to Weight: Bending, points 22 to 43
23 to 43
Thermal Diffusivity, mm2/s 5.6
6.2
Thermal Shock Resistance, points 26 to 70
26 to 65

Alloy Composition

Carbon (C), % 1.5 to 1.6
0.6 to 0.75
Chromium (Cr), % 3.8 to 5.0
16 to 18
Cobalt (Co), % 4.8 to 5.3
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 67.5 to 73.5
78.4 to 83.4
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
0 to 0.75
Nickel (Ni), % 0 to 0.3
0
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), % 11.8 to 13
0
Vanadium (V), % 4.5 to 5.3
0

Comparable Variants