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EN 1.4980 Stainless Steel vs. EN 1.4415 Stainless Steel

Both EN 1.4980 stainless steel and EN 1.4415 stainless steel are iron alloys. They have 74% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4980 stainless steel and the bottom bar is EN 1.4415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
17 to 20
Fatigue Strength, MPa 410
470 to 510
Impact Strength: V-Notched Charpy, J 57
91 to 110
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 630
520 to 570
Tensile Strength: Ultimate (UTS), MPa 1030
830 to 930
Tensile Strength: Yield (Proof), MPa 680
730 to 840

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 780
390
Maximum Temperature: Mechanical, °C 920
790
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
19
Thermal Expansion, µm/m-K 17
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 26
13
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 6.0
3.6
Embodied Energy, MJ/kg 87
51
Embodied Water, L/kg 170
120

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
150 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
1350 to 1790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
29 to 33
Strength to Weight: Bending, points 28
25 to 27
Thermal Diffusivity, mm2/s 3.5
5.1
Thermal Shock Resistance, points 22
30 to 34

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.080
0 to 0.030
Chromium (Cr), % 13.5 to 16
11.5 to 13.5
Iron (Fe), % 49.2 to 58.5
75.9 to 82.4
Manganese (Mn), % 1.0 to 2.0
0 to 0.5
Molybdenum (Mo), % 1.0 to 1.5
1.5 to 2.5
Nickel (Ni), % 24 to 27
4.5 to 6.5
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 1.9 to 2.3
0 to 0.010
Vanadium (V), % 0.1 to 0.5
0.1 to 0.5