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S43940 Stainless Steel vs. EN 1.4877 Stainless Steel

Both S43940 stainless steel and EN 1.4877 stainless steel are iron alloys. They have 58% 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 S43940 stainless steel and the bottom bar is EN 1.4877 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
36
Fatigue Strength, MPa 180
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 310
420
Tensile Strength: Ultimate (UTS), MPa 490
630
Tensile Strength: Yield (Proof), MPa 280
200

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 540
560
Maximum Temperature: Mechanical, °C 890
1150
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
12
Thermal Expansion, µm/m-K 10
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
37
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
6.2
Embodied Energy, MJ/kg 38
89
Embodied Water, L/kg 120
220

Common Calculations

PREN (Pitting Resistance) 18
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
180
Resilience: Unit (Modulus of Resilience), kJ/m3 200
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 6.8
3.2
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Carbon (C), % 0 to 0.030
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 17.5 to 18.5
26 to 28
Iron (Fe), % 78.2 to 82.1
36.4 to 42.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0
31 to 33
Niobium (Nb), % 0.3 to 0.6
0.6 to 1.0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0.1 to 0.6
0