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EN 1.3956 Stainless Steel vs. EN 1.5682 Steel

Both EN 1.3956 stainless steel and EN 1.5682 steel are iron alloys. They have 67% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3956 stainless steel and the bottom bar is EN 1.5682 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 27
21
Fatigue Strength, MPa 240
400
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 650
770
Tensile Strength: Yield (Proof), MPa 330
570

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1080
430
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
2.3
Embodied Energy, MJ/kg 68
31
Embodied Water, L/kg 180
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
150
Resilience: Unit (Modulus of Resilience), kJ/m3 270
870
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
27
Strength to Weight: Bending, points 21
23
Thermal Shock Resistance, points 18
23

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.13
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 51.9 to 62.1
88.7 to 91.1
Manganese (Mn), % 4.0 to 6.0
0.3 to 0.8
Molybdenum (Mo), % 1.5 to 3.0
0 to 0.1
Nickel (Ni), % 11.5 to 13.5
8.5 to 9.5
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0.1 to 0.3
0 to 0.050