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AISI 309HCb Stainless Steel vs. EN 1.8891 Steel

Both AISI 309HCb stainless steel and EN 1.8891 steel are iron alloys. They have 63% 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 AISI 309HCb stainless steel and the bottom bar is EN 1.8891 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
19
Fatigue Strength, MPa 210
330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 410
380
Tensile Strength: Ultimate (UTS), MPa 590
610
Tensile Strength: Yield (Proof), MPa 230
480

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1090
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
46
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.7
Embodied Energy, MJ/kg 59
24
Embodied Water, L/kg 170
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
110
Resilience: Unit (Modulus of Resilience), kJ/m3 130
630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
22
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 13
18

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0.040 to 0.1
0 to 0.2
Chromium (Cr), % 22 to 24
0 to 0.3
Copper (Cu), % 0
0 to 0.7
Iron (Fe), % 56 to 66
95.2 to 99
Manganese (Mn), % 0 to 2.0
1.0 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 12 to 16
0 to 0.8
Niobium (Nb), % 0 to 1.1
0 to 0.050
Nitrogen (N), % 0
0 to 0.025
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.2