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EN 1.4872 Stainless Steel vs. EN 1.4335 Stainless Steel

Both EN 1.4872 stainless steel and EN 1.4335 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 86% 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 1.4872 stainless steel and the bottom bar is EN 1.4335 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
45
Fatigue Strength, MPa 410
210
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
79
Shear Strength, MPa 620
400
Tensile Strength: Ultimate (UTS), MPa 950
570
Tensile Strength: Yield (Proof), MPa 560
230

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
450
Maximum Temperature: Mechanical, °C 1150
1100
Melting Completion (Liquidus), °C 1390
1410
Melting Onset (Solidus), °C 1340
1370
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 17
25
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.3
4.4
Embodied Energy, MJ/kg 47
62
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 30
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
210
Resilience: Unit (Modulus of Resilience), kJ/m3 780
130
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 35
20
Strength to Weight: Bending, points 28
19
Thermal Diffusivity, mm2/s 3.9
3.7
Thermal Shock Resistance, points 21
12

Alloy Composition

Carbon (C), % 0.2 to 0.3
0 to 0.020
Chromium (Cr), % 24 to 26
24 to 26
Iron (Fe), % 54.2 to 61.6
49.4 to 56
Manganese (Mn), % 8.0 to 10
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 6.0 to 8.0
20 to 22
Nitrogen (N), % 0.2 to 0.4
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.25
Sulfur (S), % 0 to 0.015
0 to 0.010