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EN 1.4372 Stainless Steel vs. EN 1.7216 Steel

Both EN 1.4372 stainless steel and EN 1.7216 steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 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 EN 1.4372 stainless steel and the bottom bar is EN 1.7216 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 47
12 to 23
Fatigue Strength, MPa 330
290 to 440
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 560
410 to 560
Tensile Strength: Ultimate (UTS), MPa 790
650 to 930
Tensile Strength: Yield (Proof), MPa 350
400 to 690

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
420
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
46
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 38
20
Embodied Water, L/kg 140
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 320
430 to 1280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
23 to 33
Strength to Weight: Bending, points 25
21 to 27
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 17
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.15
0.27 to 0.34
Chromium (Cr), % 16 to 18
0.8 to 1.2
Iron (Fe), % 67.5 to 75
97.2 to 98.4
Manganese (Mn), % 5.5 to 7.5
0.35 to 0.6
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0.050 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.035