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EN 1.3961 Alloy vs. EN 1.4034 Stainless Steel

Both EN 1.3961 alloy and EN 1.4034 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 24 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 1.3961 alloy and the bottom bar is EN 1.4034 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 31
11 to 14
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
76
Shear Strength, MPa 300
420 to 540
Tensile Strength: Ultimate (UTS), MPa 450
690 to 900
Tensile Strength: Yield (Proof), MPa 310
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 1.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.0
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 66
27
Embodied Water, L/kg 110
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
81 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 250
400 to 1370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
25 to 32
Strength to Weight: Bending, points 16
22 to 27
Thermal Shock Resistance, points 130
24 to 32

Alloy Composition

Carbon (C), % 0 to 0.050
0.43 to 0.5
Chromium (Cr), % 0 to 0.25
12.5 to 14.5
Iron (Fe), % 60.7 to 65
83 to 87.1
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 35 to 37
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015