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EN 1.4596 Stainless Steel vs. SAE-AISI P4 Steel

Both EN 1.4596 stainless steel and SAE-AISI P4 steel are iron alloys. They have 80% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (6, 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 P4 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
74
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
390 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
4.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.5
1.8
Embodied Energy, MJ/kg 48
23
Embodied Water, L/kg 130
68

Common Calculations

PREN (Pitting Resistance) 19
7.0
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 56
14 to 70
Strength to Weight: Bending, points 29 to 39
15 to 45
Thermal Shock Resistance, points 35 to 54
13 to 64

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0
Carbon (C), % 0 to 0.015
0 to 0.12
Chromium (Cr), % 11.5 to 12.5
4.0 to 5.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 73.4 to 76.4
92.3 to 95.3
Manganese (Mn), % 0 to 0.1
0.2 to 0.6
Molybdenum (Mo), % 1.9 to 2.2
0.4 to 1.0
Nickel (Ni), % 9.2 to 10.2
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0.1 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0.28 to 0.4
0