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EN 1.4612 Stainless Steel vs. EN 1.7701 Steel

Both EN 1.4612 stainless steel and EN 1.7701 steel are iron alloys. They have 75% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4612 stainless steel and the bottom bar is EN 1.7701 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
670 to 2010

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 790
420
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.9
Embodied Energy, MJ/kg 50
26
Embodied Water, L/kg 140
52

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 60 to 65
24 to 71
Strength to Weight: Bending, points 40 to 43
22 to 45
Thermal Shock Resistance, points 58 to 63
20 to 59

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0
Carbon (C), % 0 to 0.015
0.48 to 0.56
Chromium (Cr), % 11 to 12.5
0.9 to 1.2
Iron (Fe), % 71.5 to 75.5
96.2 to 97.7
Manganese (Mn), % 0 to 0.1
0.7 to 1.1
Molybdenum (Mo), % 1.8 to 2.3
0.15 to 0.3
Nickel (Ni), % 10.2 to 11.3
0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.025
Titanium (Ti), % 0.2 to 0.5
0
Vanadium (V), % 0
0.1 to 0.2

Comparable Variants