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S30815 Stainless Steel vs. EN 1.3961 Alloy

Both S30815 stainless steel and EN 1.3961 alloy are iron alloys. They have 75% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S30815 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
Elongation at Break, % 45
31
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
72
Shear Strength, MPa 480
300
Tensile Strength: Ultimate (UTS), MPa 680
450
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 490
460
Thermal Expansion, µm/m-K 17
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 17
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 3.3
4.8
Embodied Energy, MJ/kg 47
66
Embodied Water, L/kg 160
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
130
Resilience: Unit (Modulus of Resilience), kJ/m3 310
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 15
130

Alloy Composition

Carbon (C), % 0.050 to 0.1
0 to 0.050
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 20 to 22
0 to 0.25
Iron (Fe), % 62.8 to 68.4
60.7 to 65
Manganese (Mn), % 0 to 0.8
0 to 0.5
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 10 to 12
35 to 37
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 1.4 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020