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EN 1.4477 Stainless Steel vs. EN 1.4872 Stainless Steel

Both EN 1.4477 stainless steel and EN 1.4872 stainless steel are iron alloys. They have a moderately high 91% 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 1.4477 stainless steel and the bottom bar is EN 1.4872 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
270
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 22 to 23
28
Fatigue Strength, MPa 420 to 490
410
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
79
Shear Strength, MPa 550 to 580
620
Tensile Strength: Ultimate (UTS), MPa 880 to 930
950
Tensile Strength: Yield (Proof), MPa 620 to 730
560

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
440
Maximum Temperature: Mechanical, °C 1100
1150
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1380
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 20
17
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 3.7
3.3
Embodied Energy, MJ/kg 52
47
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 41
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
230
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
780
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 31 to 33
35
Strength to Weight: Bending, points 26 to 27
28
Thermal Diffusivity, mm2/s 3.5
3.9
Thermal Shock Resistance, points 23 to 25
21

Alloy Composition

Carbon (C), % 0 to 0.030
0.2 to 0.3
Chromium (Cr), % 28 to 30
24 to 26
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
54.2 to 61.6
Manganese (Mn), % 0.8 to 1.5
8.0 to 10
Molybdenum (Mo), % 1.5 to 2.6
0
Nickel (Ni), % 5.8 to 7.5
6.0 to 8.0
Nitrogen (N), % 0.3 to 0.4
0.2 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015