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AISI 347 Stainless Steel vs. EN 1.4646 Stainless Steel

Both AISI 347 stainless steel and EN 1.4646 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 347 stainless steel and the bottom bar is EN 1.4646 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 46
34
Fatigue Strength, MPa 220 to 270
340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 430 to 460
500
Tensile Strength: Ultimate (UTS), MPa 610 to 690
750
Tensile Strength: Yield (Proof), MPa 240 to 350
430

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 480
410
Maximum Temperature: Mechanical, °C 870
910
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 52
41
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 18
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 220
220
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 310
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 25
27
Strength to Weight: Bending, points 20 to 22
24
Thermal Shock Resistance, points 13 to 15
16

Alloy Composition

Carbon (C), % 0 to 0.080
0.020 to 0.1
Chromium (Cr), % 17 to 19
17 to 19
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 64.1 to 74
59 to 67.3
Manganese (Mn), % 0 to 2.0
10.5 to 12.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 9.0 to 13
3.5 to 4.5
Niobium (Nb), % 0 to 1.0
0
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015