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EN 1.4982 Stainless Steel vs. EN 1.7390 Steel

Both EN 1.4982 stainless steel and EN 1.7390 steel are iron alloys. They have 72% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, 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 1.7390 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
16
Fatigue Strength, MPa 420
310
Impact Strength: V-Notched Charpy, J 57
46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 490
440
Tensile Strength: Ultimate (UTS), MPa 750
710
Tensile Strength: Yield (Proof), MPa 570
480

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 860
510
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
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 22
4.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.9
1.7
Embodied Energy, MJ/kg 71
23
Embodied Water, L/kg 150
69

Common Calculations

PREN (Pitting Resistance) 19
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
100
Resilience: Unit (Modulus of Resilience), kJ/m3 830
600
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
25
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 3.4
11
Thermal Shock Resistance, points 17
20

Alloy Composition

Boron (B), % 0.0030 to 0.0090
0
Carbon (C), % 0.070 to 0.13
0 to 0.18
Chromium (Cr), % 14 to 16
4.0 to 6.0
Iron (Fe), % 61.8 to 69.7
91.9 to 95.3
Manganese (Mn), % 5.5 to 7.0
0.3 to 0.8
Molybdenum (Mo), % 0.8 to 1.2
0.45 to 0.65
Nickel (Ni), % 9.0 to 11
0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0.15 to 0.4
0