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EN 1.4971 Stainless Steel vs. S34565 Stainless Steel

Both EN 1.4971 stainless steel and S34565 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, 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 S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
200
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 34
39
Fatigue Strength, MPa 270
400
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
80
Shear Strength, MPa 530
610
Tensile Strength: Ultimate (UTS), MPa 800
900
Tensile Strength: Yield (Proof), MPa 340
470

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 570
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
12
Thermal Expansion, µm/m-K 15
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
28
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 7.6
5.3
Embodied Energy, MJ/kg 110
73
Embodied Water, L/kg 300
210

Common Calculations

PREN (Pitting Resistance) 38
47
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
300
Resilience: Unit (Modulus of Resilience), kJ/m3 280
540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
32
Strength to Weight: Bending, points 23
26
Thermal Diffusivity, mm2/s 3.4
3.2
Thermal Shock Resistance, points 19
22

Alloy Composition

Carbon (C), % 0.080 to 0.16
0 to 0.030
Chromium (Cr), % 20 to 22.5
23 to 25
Cobalt (Co), % 18.5 to 21
0
Iron (Fe), % 24.3 to 37.1
43.2 to 51.6
Manganese (Mn), % 0 to 2.0
5.0 to 7.0
Molybdenum (Mo), % 2.5 to 3.5
4.0 to 5.0
Nickel (Ni), % 19 to 21
16 to 18
Niobium (Nb), % 0.75 to 1.3
0 to 0.1
Nitrogen (N), % 0.1 to 0.2
0.4 to 0.6
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Tungsten (W), % 2.0 to 3.0
0