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EN 1.4971 Stainless Steel vs. EN 1.4596 Stainless Steel

Both EN 1.4971 stainless steel and EN 1.4596 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 1.4971 stainless steel and the bottom bar is EN 1.4596 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 81
76
Tensile Strength: Ultimate (UTS), MPa 800
1030 to 1600

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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