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SAE-AISI T4 Steel vs. EN 1.4886 Stainless Steel

Both SAE-AISI T4 steel and EN 1.4886 stainless steel are iron alloys. They have 49% 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 T4 steel and the bottom bar is EN 1.4886 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 800 to 2140
580

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1810
1390
Melting Onset (Solidus), °C 1750
1340
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 21
12
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 55
31
Density, g/cm3 9.4
8.0
Embodied Carbon, kg CO2/kg material 8.5
5.4
Embodied Energy, MJ/kg 130
76
Embodied Water, L/kg 120
190

Common Calculations

PREN (Pitting Resistance) 37
19
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 24 to 64
20
Strength to Weight: Bending, points 20 to 39
19
Thermal Diffusivity, mm2/s 5.4
3.1
Thermal Shock Resistance, points 24 to 64
14

Alloy Composition

Carbon (C), % 0.7 to 0.8
0 to 0.15
Chromium (Cr), % 3.8 to 4.5
17 to 20
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 66.3 to 72.3
38.7 to 49
Manganese (Mn), % 0.1 to 0.4
0 to 2.0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
33 to 37
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 0.8 to 1.2
0