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S38815 Stainless Steel vs. EN 1.7386 Steel

Both S38815 stainless steel and EN 1.7386 steel are iron alloys. They have 73% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S38815 stainless steel and the bottom bar is EN 1.7386 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170 to 200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
18 to 21
Fatigue Strength, MPa 230
170 to 290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Shear Strength, MPa 410
340 to 410
Tensile Strength: Ultimate (UTS), MPa 610
550 to 670
Tensile Strength: Yield (Proof), MPa 290
240 to 440

Thermal Properties

Latent Heat of Fusion, J/g 370
270
Maximum Temperature: Mechanical, °C 860
600
Melting Completion (Liquidus), °C 1360
1450
Melting Onset (Solidus), °C 1310
1410
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 19
6.5
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.8
2.0
Embodied Energy, MJ/kg 54
28
Embodied Water, L/kg 140
88

Common Calculations

PREN (Pitting Resistance) 18
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
92 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 220
150 to 490
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
20 to 24
Strength to Weight: Bending, points 21
19 to 22
Thermal Shock Resistance, points 15
15 to 18

Alloy Composition

Aluminum (Al), % 0 to 0.3
0 to 0.040
Carbon (C), % 0 to 0.030
0.080 to 0.15
Chromium (Cr), % 13 to 15
8.0 to 10
Copper (Cu), % 0.75 to 1.5
0 to 0.3
Iron (Fe), % 56.1 to 67
86.8 to 90.5
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 0.75 to 1.5
0.9 to 1.1
Nickel (Ni), % 13 to 17
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 5.5 to 6.5
0.25 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.010