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EN 1.4878 Stainless Steel vs. EN 1.4613 Stainless Steel

Both EN 1.4878 stainless steel and EN 1.4613 stainless steel are iron alloys. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4878 stainless steel and the bottom bar is EN 1.4613 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
21
Fatigue Strength, MPa 190
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 430
330
Tensile Strength: Ultimate (UTS), MPa 610
530
Tensile Strength: Yield (Proof), MPa 210
280

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 490
550
Maximum Temperature: Mechanical, °C 850
1050
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
19
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.2
2.6
Embodied Energy, MJ/kg 46
38
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 18
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
91
Resilience: Unit (Modulus of Resilience), kJ/m3 120
190
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
19
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 4.0
5.2
Thermal Shock Resistance, points 13
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 17 to 19
22 to 25
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 65 to 74
70.3 to 77.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 9.0 to 12
0 to 0.5
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0 to 0.8
0.2 to 1.0