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EN 1.3549 Stainless Steel vs. EN 1.3961 Alloy

Both EN 1.3549 stainless steel and EN 1.3961 alloy are iron alloys. They have 64% of their average alloy composition in common. There are 19 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 1.3549 stainless steel and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 730
450

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 10
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 10
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.6
4.8
Embodied Energy, MJ/kg 37
66
Embodied Water, L/kg 130
110

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 27
15
Strength to Weight: Bending, points 24
16
Thermal Shock Resistance, points 26
130

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.050
Chromium (Cr), % 17 to 19
0 to 0.25
Iron (Fe), % 77.5 to 82
60.7 to 65
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0.9 to 1.3
0 to 1.0
Nickel (Ni), % 0
35 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0.070 to 0.12
0