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EN 1.4646 Stainless Steel vs. EN 1.6932 Steel

Both EN 1.4646 stainless steel and EN 1.6932 steel are iron alloys. They have 67% of their average alloy composition in common. There are 29 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 EN 1.4646 stainless steel and the bottom bar is EN 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
14
Fatigue Strength, MPa 340
460
Impact Strength: V-Notched Charpy, J 90
40
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 500
540
Tensile Strength: Ultimate (UTS), MPa 750
900
Tensile Strength: Yield (Proof), MPa 430
720

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 910
440
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 13
4.0
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.0
Embodied Energy, MJ/kg 41
27
Embodied Water, L/kg 160
56

Common Calculations

PREN (Pitting Resistance) 23
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460
1370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
32
Strength to Weight: Bending, points 24
26
Thermal Shock Resistance, points 16
26

Alloy Composition

Carbon (C), % 0.020 to 0.1
0.24 to 0.32
Chromium (Cr), % 17 to 19
1.0 to 1.5
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 59 to 67.3
94.5 to 96.4
Manganese (Mn), % 10.5 to 12.5
0.15 to 0.4
Molybdenum (Mo), % 0 to 0.5
0.35 to 0.55
Nickel (Ni), % 3.5 to 4.5
1.8 to 2.1
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.050
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Vanadium (V), % 0
0.050 to 0.15