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AISI 317 Stainless Steel vs. EN 1.5521 Steel

Both AISI 317 stainless steel and EN 1.5521 steel are iron alloys. They have 64% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 317 stainless steel and the bottom bar is EN 1.5521 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
130 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 35 to 55
11 to 21
Fatigue Strength, MPa 250 to 330
210 to 310
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 420 to 470
310 to 360
Tensile Strength: Ultimate (UTS), MPa 580 to 710
430 to 1390
Tensile Strength: Yield (Proof), MPa 250 to 420
300 to 490

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 590
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 21
1.9
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.3
1.4
Embodied Energy, MJ/kg 59
19
Embodied Water, L/kg 160
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 260
44 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 430
250 to 630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20 to 25
15 to 49
Strength to Weight: Bending, points 20 to 22
16 to 35
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 12 to 15
13 to 41

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.080
0.16 to 0.2
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 58 to 68
98 to 98.9
Manganese (Mn), % 0 to 2.0
0.9 to 1.2
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 11 to 15
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025

Comparable Variants