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EN 1.4361 Stainless Steel vs. S30815 Stainless Steel

Both EN 1.4361 stainless steel and S30815 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4361 stainless steel and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 43
45
Fatigue Strength, MPa 220
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 440
480
Tensile Strength: Ultimate (UTS), MPa 630
680
Tensile Strength: Yield (Proof), MPa 250
350

Thermal Properties

Latent Heat of Fusion, J/g 350
310
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 940
1020
Melting Completion (Liquidus), °C 1370
1400
Melting Onset (Solidus), °C 1330
1360
Specific Heat Capacity, J/kg-K 490
490
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
17
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.6
3.3
Embodied Energy, MJ/kg 52
47
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 19
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
260
Resilience: Unit (Modulus of Resilience), kJ/m3 160
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
25
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 15
15

Alloy Composition

Carbon (C), % 0 to 0.015
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 16.5 to 18.5
20 to 22
Iron (Fe), % 58.7 to 65.8
62.8 to 68.4
Manganese (Mn), % 0 to 2.0
0 to 0.8
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 14 to 16
10 to 12
Nitrogen (N), % 0 to 0.1
0.14 to 0.2
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 3.7 to 4.5
1.4 to 2.0
Sulfur (S), % 0 to 0.010
0 to 0.030