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EN 1.4658 Stainless Steel vs. AISI 416 Stainless Steel

Both EN 1.4658 stainless steel and AISI 416 stainless steel are iron alloys. They have 71% 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 1.4658 stainless steel and the bottom bar is AISI 416 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
230 to 320
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
13 to 31
Fatigue Strength, MPa 530
230 to 340
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Shear Strength, MPa 580
340 to 480
Tensile Strength: Ultimate (UTS), MPa 900
510 to 800
Tensile Strength: Yield (Proof), MPa 730
290 to 600

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 460
390
Maximum Temperature: Mechanical, °C 1100
680
Melting Completion (Liquidus), °C 1450
1530
Melting Onset (Solidus), °C 1400
1480
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
30
Thermal Expansion, µm/m-K 13
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.5
1.9
Embodied Energy, MJ/kg 61
27
Embodied Water, L/kg 200
100

Common Calculations

PREN (Pitting Resistance) 49
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
98 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
220 to 940
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
18 to 29
Strength to Weight: Bending, points 26
18 to 25
Thermal Diffusivity, mm2/s 4.3
8.1
Thermal Shock Resistance, points 24
19 to 30

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 26 to 29
12 to 14
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 50.9 to 63.7
83.2 to 87.9
Manganese (Mn), % 0 to 1.5
0 to 1.3
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 5.5 to 9.5
0
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.060
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0.15 to 0.35