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AISI 317LMN Stainless Steel vs. EN 1.6956 Steel

Both AISI 317LMN stainless steel and EN 1.6956 steel are iron alloys. They have 66% of their average alloy composition in common. There are 32 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 AISI 317LMN stainless steel and the bottom bar is EN 1.6956 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
370
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
9.6
Fatigue Strength, MPa 250
680
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 430
730
Tensile Strength: Ultimate (UTS), MPa 620
1230
Tensile Strength: Yield (Proof), MPa 270
1120

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1020
440
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
46
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
5.0
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 4.8
2.2
Embodied Energy, MJ/kg 65
31
Embodied Water, L/kg 170
60

Common Calculations

PREN (Pitting Resistance) 36
2.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
110
Resilience: Unit (Modulus of Resilience), kJ/m3 180
3320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
43
Strength to Weight: Bending, points 20
32
Thermal Diffusivity, mm2/s 3.8
12
Thermal Shock Resistance, points 14
36

Alloy Composition

Carbon (C), % 0 to 0.030
0.28 to 0.38
Chromium (Cr), % 17 to 20
1.0 to 1.7
Iron (Fe), % 54.4 to 65.4
92.4 to 95.3
Manganese (Mn), % 0 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 4.0 to 5.0
0.3 to 0.6
Nickel (Ni), % 13.5 to 17.5
2.9 to 3.8
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0
0.080 to 0.25