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EN 1.4982 Stainless Steel vs. EN 1.4905 Stainless Steel

Both EN 1.4982 stainless steel and EN 1.4905 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, 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 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
19
Fatigue Strength, MPa 420
330
Impact Strength: V-Notched Charpy, J 57
38
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 490
460
Tensile Strength: Ultimate (UTS), MPa 750
740
Tensile Strength: Yield (Proof), MPa 570
510

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 540
380
Maximum Temperature: Mechanical, °C 860
660
Melting Completion (Liquidus), °C 1430
1480
Melting Onset (Solidus), °C 1390
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
26
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
4.2

Otherwise Unclassified Properties

Base Metal Price, % relative 22
9.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.9
2.8
Embodied Energy, MJ/kg 71
40
Embodied Water, L/kg 150
90

Common Calculations

PREN (Pitting Resistance) 19
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
130
Resilience: Unit (Modulus of Resilience), kJ/m3 830
680
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
26
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 3.4
7.0
Thermal Shock Resistance, points 17
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Boron (B), % 0.0030 to 0.0090
0.00050 to 0.0050
Carbon (C), % 0.070 to 0.13
0.090 to 0.13
Chromium (Cr), % 14 to 16
8.5 to 9.5
Iron (Fe), % 61.8 to 69.7
86.2 to 88.8
Manganese (Mn), % 5.5 to 7.0
0.3 to 0.6
Molybdenum (Mo), % 0.8 to 1.2
0.9 to 1.1
Nickel (Ni), % 9.0 to 11
0.1 to 0.4
Niobium (Nb), % 0.75 to 1.3
0.060 to 0.1
Nitrogen (N), % 0 to 0.1
0.050 to 0.090
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0
0.9 to 1.1
Vanadium (V), % 0.15 to 0.4
0.18 to 0.25