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S30415 Stainless Steel vs. EN 1.4938 Stainless Steel

Both S30415 stainless steel and EN 1.4938 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S30415 stainless steel and the bottom bar is EN 1.4938 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
16 to 17
Fatigue Strength, MPa 300
390 to 520
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 470
540 to 630
Tensile Strength: Ultimate (UTS), MPa 670
870 to 1030
Tensile Strength: Yield (Proof), MPa 330
640 to 870

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 940
750
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 21
30
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
10
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
3.3
Embodied Energy, MJ/kg 43
47
Embodied Water, L/kg 140
110

Common Calculations

PREN (Pitting Resistance) 21
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1050 to 1920
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
31 to 37
Strength to Weight: Bending, points 22
26 to 29
Thermal Diffusivity, mm2/s 5.6
8.1
Thermal Shock Resistance, points 15
30 to 35

Alloy Composition

Carbon (C), % 0.040 to 0.060
0.080 to 0.15
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
11 to 12.5
Iron (Fe), % 67.8 to 71.8
80.5 to 84.8
Manganese (Mn), % 0 to 0.8
0.4 to 0.9
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 9.0 to 10
2.0 to 3.0
Nitrogen (N), % 0.12 to 0.18
0.020 to 0.040
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 1.0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0
0.25 to 0.4