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EN 1.7390 Steel vs. S32615 Stainless Steel

Both EN 1.7390 steel and S32615 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 29 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 EN 1.7390 steel and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
28
Fatigue Strength, MPa 310
180
Poisson's Ratio 0.29
0.28
Reduction in Area, % 50
46
Shear Modulus, GPa 74
75
Shear Strength, MPa 440
400
Tensile Strength: Ultimate (UTS), MPa 710
620
Tensile Strength: Yield (Proof), MPa 480
250

Thermal Properties

Latent Heat of Fusion, J/g 260
370
Maximum Temperature: Mechanical, °C 510
990
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
24
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.7
4.4
Embodied Energy, MJ/kg 23
63
Embodied Water, L/kg 69
170

Common Calculations

PREN (Pitting Resistance) 6.8
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
140
Resilience: Unit (Modulus of Resilience), kJ/m3 600
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
23
Strength to Weight: Bending, points 23
21
Thermal Shock Resistance, points 20
15

Alloy Composition

Carbon (C), % 0 to 0.18
0 to 0.070
Chromium (Cr), % 4.0 to 6.0
16.5 to 19.5
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 91.9 to 95.3
46.4 to 57.9
Manganese (Mn), % 0.3 to 0.8
0 to 2.0
Molybdenum (Mo), % 0.45 to 0.65
0.3 to 1.5
Nickel (Ni), % 0
19 to 22
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.4
4.8 to 6.0
Sulfur (S), % 0 to 0.015
0 to 0.030