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EN 1.3956 Stainless Steel vs. EN 1.6932 Steel

Both EN 1.3956 stainless steel and EN 1.6932 steel are iron alloys. They have 61% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, 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 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 27
14
Fatigue Strength, MPa 240
460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 650
900
Tensile Strength: Yield (Proof), MPa 330
720

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1080
440
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
4.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 68
27
Embodied Water, L/kg 180
56

Common Calculations

PREN (Pitting Resistance) 34
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
110
Resilience: Unit (Modulus of Resilience), kJ/m3 270
1370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
32
Strength to Weight: Bending, points 21
26
Thermal Shock Resistance, points 18
26

Alloy Composition

Carbon (C), % 0 to 0.060
0.24 to 0.32
Chromium (Cr), % 20.5 to 23.5
1.0 to 1.5
Iron (Fe), % 51.9 to 62.1
94.5 to 96.4
Manganese (Mn), % 4.0 to 6.0
0.15 to 0.4
Molybdenum (Mo), % 1.5 to 3.0
0.35 to 0.55
Nickel (Ni), % 11.5 to 13.5
1.8 to 2.1
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0.1 to 0.3
0.050 to 0.15