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AISI 304N Stainless Steel vs. EN 1.3956 Stainless Steel

Both AISI 304N stainless steel and EN 1.3956 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 27 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 304N stainless steel and the bottom bar is EN 1.3956 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1 to 45
27
Fatigue Strength, MPa 220 to 440
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
650
Tensile Strength: Yield (Proof), MPa 270 to 850
330

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 420
460
Maximum Temperature: Mechanical, °C 960
1080
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
4.8
Embodied Energy, MJ/kg 43
68
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 21
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
150
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 42
23
Strength to Weight: Bending, points 21 to 32
21
Thermal Shock Resistance, points 14 to 26
18

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.060
Chromium (Cr), % 18 to 20
20.5 to 23.5
Iron (Fe), % 66.4 to 73.9
51.9 to 62.1
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 8.0 to 10.5
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0.1 to 0.16
0.2 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3