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EN 1.4659 Stainless Steel vs. AISI 316H Stainless Steel

Both EN 1.4659 stainless steel and AISI 316H stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 33 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 1.4659 stainless steel and the bottom bar is AISI 316H stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
190
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 49
40
Fatigue Strength, MPa 460
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
78
Shear Strength, MPa 640
400
Tensile Strength: Ultimate (UTS), MPa 900
580
Tensile Strength: Yield (Proof), MPa 480
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
940
Melting Completion (Liquidus), °C 1480
1450
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 37
19
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 6.5
3.9
Embodied Energy, MJ/kg 89
53
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 54
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 370
190
Resilience: Unit (Modulus of Resilience), kJ/m3 550
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 31
21
Strength to Weight: Bending, points 25
20
Thermal Diffusivity, mm2/s 3.2
4.2
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.020
0.040 to 0.1
Chromium (Cr), % 23 to 25
16 to 18
Copper (Cu), % 1.0 to 2.0
0
Iron (Fe), % 35.7 to 45.7
62.1 to 72
Manganese (Mn), % 2.0 to 4.0
0 to 2.0
Molybdenum (Mo), % 5.5 to 6.5
2.0 to 3.0
Nickel (Ni), % 21 to 23
10 to 14
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0