MakeItFrom.com
Menu (ESC)

EN 1.4596 Stainless Steel vs. SAE-AISI P21 Steel

Both EN 1.4596 stainless steel and SAE-AISI P21 steel are iron alloys. They have 79% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4596 stainless steel and the bottom bar is SAE-AISI P21 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
1130

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
6.5
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.5
2.3
Embodied Energy, MJ/kg 48
32
Embodied Water, L/kg 130
62

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 56
40
Strength to Weight: Bending, points 29 to 39
31
Thermal Shock Resistance, points 35 to 54
37

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0
Carbon (C), % 0 to 0.015
0.18 to 0.22
Chromium (Cr), % 11.5 to 12.5
0 to 0.5
Cobalt (Co), % 0
1.1 to 1.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 73.4 to 76.4
92.1 to 94.2
Manganese (Mn), % 0 to 0.1
0.35 to 0.72
Molybdenum (Mo), % 1.9 to 2.2
0
Nickel (Ni), % 9.2 to 10.2
3.9 to 4.3
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0.2 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0.28 to 0.4
0
Vanadium (V), % 0
0.15 to 0.25