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EN 1.4347 Stainless Steel vs. EN 1.4713 Stainless Steel

Both EN 1.4347 stainless steel and EN 1.4713 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 31 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 1.4347 stainless steel and the bottom bar is EN 1.4713 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
20
Fatigue Strength, MPa 320
160
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 660
520
Tensile Strength: Yield (Proof), MPa 480
250

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 450
370
Maximum Temperature: Mechanical, °C 1100
800
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
23
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 16
4.6
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.1
1.7
Embodied Energy, MJ/kg 44
24
Embodied Water, L/kg 170
84

Common Calculations

PREN (Pitting Resistance) 28
7.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
84
Resilience: Unit (Modulus of Resilience), kJ/m3 570
160
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 4.0
6.2
Thermal Shock Resistance, points 19
18

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.0
Carbon (C), % 0 to 0.050
0 to 0.12
Chromium (Cr), % 25 to 27
6.0 to 8.0
Iron (Fe), % 62.2 to 69.4
88.8 to 93
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 5.5 to 7.5
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.5
0.5 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015