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EN 1.3961 Alloy vs. ASTM Grade HN Steel

Both EN 1.3961 alloy and ASTM grade HN steel are iron alloys. They have 77% of their average alloy composition in common. There are 20 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 ASTM grade HN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
9.0
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 450
500

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1430
1400
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 1.3
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
26
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
4.6
Embodied Energy, MJ/kg 66
66
Embodied Water, L/kg 110
180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
17
Strength to Weight: Bending, points 16
18
Thermal Shock Resistance, points 130
11

Alloy Composition

Carbon (C), % 0 to 0.050
0.2 to 0.5
Chromium (Cr), % 0 to 0.25
19 to 23
Iron (Fe), % 60.7 to 65
44.9 to 57.8
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 35 to 37
23 to 27
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.020
0 to 0.040