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EN 1.3961 Alloy vs. EN 1.4951 Stainless Steel

Both EN 1.3961 alloy and EN 1.4951 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, 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 1.4951 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
38
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 72
79
Shear Strength, MPa 300
430
Tensile Strength: Ultimate (UTS), MPa 450
630
Tensile Strength: Yield (Proof), MPa 310
220

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1390
1360
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 1.3
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
25
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
4.3
Embodied Energy, MJ/kg 66
61
Embodied Water, L/kg 110
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
190
Resilience: Unit (Modulus of Resilience), kJ/m3 250
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
22
Strength to Weight: Bending, points 16
21
Thermal Shock Resistance, points 130
14

Alloy Composition

Carbon (C), % 0 to 0.050
0.040 to 0.080
Chromium (Cr), % 0 to 0.25
24 to 26
Iron (Fe), % 60.7 to 65
49.1 to 57
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 35 to 37
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.020
0 to 0.015