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EN 1.4596 Stainless Steel vs. EN 1.4971 Stainless Steel

Both EN 1.4596 stainless steel and EN 1.4971 stainless steel are iron alloys. They have 55% 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 EN 1.4596 stainless steel and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
800

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 450
570
Maximum Temperature: Mechanical, °C 790
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 15
70
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 3.5
7.6
Embodied Energy, MJ/kg 48
110
Embodied Water, L/kg 130
300

Common Calculations

PREN (Pitting Resistance) 19
38
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 56
26
Strength to Weight: Bending, points 29 to 39
23
Thermal Shock Resistance, points 35 to 54
19

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0
Carbon (C), % 0 to 0.015
0.080 to 0.16
Chromium (Cr), % 11.5 to 12.5
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 73.4 to 76.4
24.3 to 37.1
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.9 to 2.2
2.5 to 3.5
Nickel (Ni), % 9.2 to 10.2
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.020
0.1 to 0.2
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.015
Titanium (Ti), % 0.28 to 0.4
0
Tungsten (W), % 0
2.0 to 3.0