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S34565 Stainless Steel vs. EN 1.4438 Stainless Steel

Both S34565 stainless steel and EN 1.4438 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 33 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 S34565 stainless steel and the bottom bar is EN 1.4438 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
180
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 39
41
Fatigue Strength, MPa 400
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
79
Shear Strength, MPa 610
420
Tensile Strength: Ultimate (UTS), MPa 900
620
Tensile Strength: Yield (Proof), MPa 470
250

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
14
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 5.3
4.4
Embodied Energy, MJ/kg 73
60
Embodied Water, L/kg 210
160

Common Calculations

PREN (Pitting Resistance) 47
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
200
Resilience: Unit (Modulus of Resilience), kJ/m3 540
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
22
Strength to Weight: Bending, points 26
20
Thermal Diffusivity, mm2/s 3.2
3.7
Thermal Shock Resistance, points 22
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 23 to 25
17.5 to 19.5
Iron (Fe), % 43.2 to 51.6
57.3 to 66.5
Manganese (Mn), % 5.0 to 7.0
0 to 2.0
Molybdenum (Mo), % 4.0 to 5.0
3.0 to 4.0
Nickel (Ni), % 16 to 18
13 to 16
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0.4 to 0.6
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015