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S38815 Stainless Steel vs. EN 1.7711 Steel

Both S38815 stainless steel and EN 1.7711 steel are iron alloys. They have 64% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S38815 stainless steel and the bottom bar is EN 1.7711 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
16 to 22
Fatigue Strength, MPa 230
290 to 520
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 410
440 to 570
Tensile Strength: Ultimate (UTS), MPa 610
690 to 930
Tensile Strength: Yield (Proof), MPa 290
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 370
250
Maximum Temperature: Mechanical, °C 860
430
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 19
3.0
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.8
2.3
Embodied Energy, MJ/kg 54
32
Embodied Water, L/kg 140
54

Common Calculations

PREN (Pitting Resistance) 18
2.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
130 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 220
430 to 1690
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
24 to 33
Strength to Weight: Bending, points 21
22 to 27
Thermal Shock Resistance, points 15
24 to 32

Alloy Composition

Aluminum (Al), % 0 to 0.3
0 to 0.015
Carbon (C), % 0 to 0.030
0.36 to 0.44
Chromium (Cr), % 13 to 15
0.9 to 1.2
Copper (Cu), % 0.75 to 1.5
0
Iron (Fe), % 56.1 to 67
96 to 97.5
Manganese (Mn), % 0 to 2.0
0.45 to 0.85
Molybdenum (Mo), % 0.75 to 1.5
0.5 to 0.65
Nickel (Ni), % 13 to 17
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 5.5 to 6.5
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.030
Vanadium (V), % 0
0.25 to 0.35