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EN 1.4107 Stainless Steel vs. AISI 347 Stainless Steel

Both EN 1.4107 stainless steel and AISI 347 stainless steel are iron alloys. They have 83% 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 1.4107 stainless steel and the bottom bar is AISI 347 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18 to 21
34 to 46
Fatigue Strength, MPa 260 to 350
220 to 270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 620 to 700
610 to 690
Tensile Strength: Yield (Proof), MPa 400 to 570
240 to 350

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
480
Maximum Temperature: Mechanical, °C 740
870
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 27
16
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
19
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.1
3.6
Embodied Energy, MJ/kg 30
52
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 13
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
190 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 840
150 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 25
22 to 25
Strength to Weight: Bending, points 21 to 22
20 to 22
Thermal Diffusivity, mm2/s 7.2
4.3
Thermal Shock Resistance, points 22 to 25
13 to 15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 11.5 to 12.5
17 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 83.8 to 87.2
64.1 to 74
Manganese (Mn), % 0.5 to 0.8
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0.8 to 1.5
9.0 to 13
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030
Vanadium (V), % 0 to 0.080
0

Comparable Variants