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AISI 317 Stainless Steel vs. EN 1.4877 Stainless Steel

Both AISI 317 stainless steel and EN 1.4877 stainless steel are iron alloys. They have 72% of their average alloy composition in common.

For each property being compared, the top bar is AISI 317 stainless steel and the bottom bar is EN 1.4877 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 35 to 55
36
Fatigue Strength, MPa 250 to 330
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
79
Shear Strength, MPa 420 to 470
420
Tensile Strength: Ultimate (UTS), MPa 580 to 710
630
Tensile Strength: Yield (Proof), MPa 250 to 420
200

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
560
Maximum Temperature: Mechanical, °C 590
1150
Melting Completion (Liquidus), °C 1400
1400
Melting Onset (Solidus), °C 1380
1360
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 21
37
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.3
6.2
Embodied Energy, MJ/kg 59
89
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 31
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 260
180
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 430
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20 to 25
22
Strength to Weight: Bending, points 20 to 22
20
Thermal Diffusivity, mm2/s 4.1
3.2
Thermal Shock Resistance, points 12 to 15
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Carbon (C), % 0 to 0.080
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 18 to 20
26 to 28
Iron (Fe), % 58 to 68
36.4 to 42.3
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 11 to 15
31 to 33
Niobium (Nb), % 0
0.6 to 1.0
Nitrogen (N), % 0 to 0.1
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.010