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EN 1.8838 Steel vs. AISI 436 Stainless Steel

Both EN 1.8838 steel and AISI 436 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.8838 steel and the bottom bar is AISI 436 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
25
Fatigue Strength, MPa 290
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 380
320
Tensile Strength: Ultimate (UTS), MPa 610
500
Tensile Strength: Yield (Proof), MPa 430
270

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 410
880
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.7
Embodied Energy, MJ/kg 23
38
Embodied Water, L/kg 50
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
110
Resilience: Unit (Modulus of Resilience), kJ/m3 500
190
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 12
6.7
Thermal Shock Resistance, points 18
18

Alloy Composition

Aluminum (Al), % 0.015 to 0.054
0
Carbon (C), % 0 to 0.18
0 to 0.12
Chromium (Cr), % 0 to 0.35
16 to 18
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 95 to 99.985
77.8 to 83.3
Manganese (Mn), % 0 to 1.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.23
0.75 to 1.3
Nickel (Ni), % 0 to 0.85
0
Niobium (Nb), % 0 to 0.060
0 to 0.8
Nitrogen (N), % 0 to 0.027
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.65
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.14
0