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EN 1.4980 Stainless Steel vs. AISI 445 Stainless Steel

Both EN 1.4980 stainless steel and AISI 445 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 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 1.4980 stainless steel and the bottom bar is AISI 445 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
25
Fatigue Strength, MPa 410
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
78
Shear Strength, MPa 630
310
Tensile Strength: Ultimate (UTS), MPa 1030
480
Tensile Strength: Yield (Proof), MPa 680
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 780
480
Maximum Temperature: Mechanical, °C 920
950
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
21
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 6.0
2.6
Embodied Energy, MJ/kg 87
38
Embodied Water, L/kg 170
130

Common Calculations

PREN (Pitting Resistance) 19
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
98
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
17
Strength to Weight: Bending, points 28
18
Thermal Diffusivity, mm2/s 3.5
5.6
Thermal Shock Resistance, points 22
16

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 0.020
Chromium (Cr), % 13.5 to 16
19 to 21
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 49.2 to 58.5
74.9 to 80.7
Manganese (Mn), % 1.0 to 2.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
0 to 0.6
Niobium (Nb), % 0
0 to 0.8
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.012
Titanium (Ti), % 1.9 to 2.3
0
Vanadium (V), % 0.1 to 0.5
0