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AISI 308L Stainless Steel vs. EN 1.7715 Steel

Both AISI 308L stainless steel and EN 1.7715 steel are iron alloys. They have 69% of their average alloy composition in common. There are 32 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 308L stainless steel and the bottom bar is EN 1.7715 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21
Fatigue Strength, MPa 180
240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 380
340
Tensile Strength: Ultimate (UTS), MPa 580
540
Tensile Strength: Yield (Proof), MPa 230
340

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1010
420
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.9
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
2.2
Embodied Energy, MJ/kg 45
30
Embodied Water, L/kg 160
52

Common Calculations

PREN (Pitting Resistance) 21
2.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
99
Resilience: Unit (Modulus of Resilience), kJ/m3 140
320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
19
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 4.1
11
Thermal Shock Resistance, points 13
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.080
0.1 to 0.15
Chromium (Cr), % 19.5 to 22
0.3 to 0.6
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 63.8 to 70.5
96.5 to 98.3
Manganese (Mn), % 1.0 to 2.5
0.4 to 0.7
Molybdenum (Mo), % 0
0.5 to 0.7
Nickel (Ni), % 9.0 to 11
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.25 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0
0.22 to 0.28