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EN 1.4854 Stainless Steel vs. EN 1.1172 Steel

Both EN 1.4854 stainless steel and EN 1.1172 steel are iron alloys. They have a modest 38% of their average alloy composition in common, which, by itself, doesn't mean much. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4854 stainless steel and the bottom bar is EN 1.1172 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
140 to 170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 750
480 to 1720

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 1170
400
Melting Completion (Liquidus), °C 1370
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
51
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 34
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.7
1.4
Embodied Energy, MJ/kg 81
18
Embodied Water, L/kg 220
46

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
17 to 61
Strength to Weight: Bending, points 23
17 to 41
Thermal Diffusivity, mm2/s 2.9
14
Thermal Shock Resistance, points 18
15 to 55

Alloy Composition

Carbon (C), % 0.040 to 0.080
0.32 to 0.39
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 33.6 to 40.6
98.2 to 99.18
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Nickel (Ni), % 34 to 36
0
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 1.2 to 2.0
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.025