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EN 1.4477 Stainless Steel vs. EN 1.7216 Steel

Both EN 1.4477 stainless steel and EN 1.7216 steel are iron alloys. They have 62% 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 1.4477 stainless steel and the bottom bar is EN 1.7216 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 22 to 23
12 to 23
Fatigue Strength, MPa 420 to 490
290 to 440
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 550 to 580
410 to 560
Tensile Strength: Ultimate (UTS), MPa 880 to 930
650 to 930
Tensile Strength: Yield (Proof), MPa 620 to 730
400 to 690

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.5
Embodied Energy, MJ/kg 52
20
Embodied Water, L/kg 190
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
430 to 1280
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 33
23 to 33
Strength to Weight: Bending, points 26 to 27
21 to 27
Thermal Diffusivity, mm2/s 3.5
12
Thermal Shock Resistance, points 23 to 25
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.030
0.27 to 0.34
Chromium (Cr), % 28 to 30
0.8 to 1.2
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
97.2 to 98.4
Manganese (Mn), % 0.8 to 1.5
0.35 to 0.6
Molybdenum (Mo), % 1.5 to 2.6
0.15 to 0.3
Nickel (Ni), % 5.8 to 7.5
0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.035