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EN 1.4982 Stainless Steel vs. EN 1.5681 Steel

Both EN 1.4982 stainless steel and EN 1.5681 steel are iron alloys. They have 72% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4982 stainless steel and the bottom bar is EN 1.5681 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
20
Fatigue Strength, MPa 420
300
Impact Strength: V-Notched Charpy, J 57
110
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 750
630
Tensile Strength: Yield (Proof), MPa 570
430

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 860
420
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
48
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 22
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.9
1.9
Embodied Energy, MJ/kg 71
25
Embodied Water, L/kg 150
55

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
110
Resilience: Unit (Modulus of Resilience), kJ/m3 830
490
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
22
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 3.4
13
Thermal Shock Resistance, points 17
19

Alloy Composition

Boron (B), % 0.0030 to 0.0090
0
Carbon (C), % 0.070 to 0.13
0.060 to 0.12
Chromium (Cr), % 14 to 16
0
Iron (Fe), % 61.8 to 69.7
92.9 to 94.9
Manganese (Mn), % 5.5 to 7.0
0.5 to 0.8
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 9.0 to 11
4.5 to 5.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0.15 to 0.4
0