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EN 1.4434 Stainless Steel vs. S30615 Stainless Steel

Both EN 1.4434 stainless steel and S30615 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4434 stainless steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 41
39
Fatigue Strength, MPa 270
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
75
Shear Strength, MPa 450
470
Tensile Strength: Ultimate (UTS), MPa 660
690
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 290
340
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 980
960
Melting Completion (Liquidus), °C 1450
1370
Melting Onset (Solidus), °C 1400
1320
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 21
19
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 4.2
3.7
Embodied Energy, MJ/kg 57
53
Embodied Water, L/kg 160
170

Common Calculations

PREN (Pitting Resistance) 32
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
220
Resilience: Unit (Modulus of Resilience), kJ/m3 240
260
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
23
Thermal Diffusivity, mm2/s 4.0
3.7
Thermal Shock Resistance, points 15
16

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Carbon (C), % 0 to 0.030
0.16 to 0.24
Chromium (Cr), % 16.5 to 19.5
17 to 19.5
Iron (Fe), % 59.2 to 69.9
56.7 to 65.3
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 10.5 to 14
13.5 to 16
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
3.2 to 4.0
Sulfur (S), % 0 to 0.015
0 to 0.030