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EN 1.4938 Stainless Steel vs. EN 1.4613 Stainless Steel

Both EN 1.4938 stainless steel and EN 1.4613 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4938 stainless steel and the bottom bar is EN 1.4613 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16 to 17
21
Fatigue Strength, MPa 390 to 520
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
79
Shear Strength, MPa 540 to 630
330
Tensile Strength: Ultimate (UTS), MPa 870 to 1030
530
Tensile Strength: Yield (Proof), MPa 640 to 870
280

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
550
Maximum Temperature: Mechanical, °C 750
1050
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 30
19
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 47
38
Embodied Water, L/kg 110
150

Common Calculations

PREN (Pitting Resistance) 18
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
91
Resilience: Unit (Modulus of Resilience), kJ/m3 1050 to 1920
190
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 37
19
Strength to Weight: Bending, points 26 to 29
19
Thermal Diffusivity, mm2/s 8.1
5.2
Thermal Shock Resistance, points 30 to 35
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.080 to 0.15
0 to 0.030
Chromium (Cr), % 11 to 12.5
22 to 25
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 80.5 to 84.8
70.3 to 77.8
Manganese (Mn), % 0.4 to 0.9
0 to 1.0
Molybdenum (Mo), % 1.5 to 2.0
0 to 0.5
Nickel (Ni), % 2.0 to 3.0
0 to 0.5
Nitrogen (N), % 0.020 to 0.040
0
Phosphorus (P), % 0 to 0.025
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0
0.2 to 1.0
Vanadium (V), % 0.25 to 0.4
0