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EN 1.4516 Stainless Steel vs. EN 1.4988 Stainless Steel

Both EN 1.4516 stainless steel and EN 1.4988 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4516 stainless steel and the bottom bar is EN 1.4988 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
34
Fatigue Strength, MPa 210
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 350
430
Tensile Strength: Ultimate (UTS), MPa 550
640
Tensile Strength: Yield (Proof), MPa 320
290

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 420
520
Maximum Temperature: Mechanical, °C 720
920
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.0
6.0
Embodied Energy, MJ/kg 28
89
Embodied Water, L/kg 97
150

Common Calculations

PREN (Pitting Resistance) 12
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
180
Resilience: Unit (Modulus of Resilience), kJ/m3 260
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
23
Strength to Weight: Bending, points 19
21
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0 to 0.080
0.040 to 0.1
Chromium (Cr), % 10.5 to 12.5
15.5 to 17.5
Iron (Fe), % 83.3 to 89
62.1 to 69.5
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
1.1 to 1.5
Nickel (Ni), % 0.5 to 1.5
12.5 to 14.5
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0
0.060 to 0.14
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.7
0.3 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0.050 to 0.35
0
Vanadium (V), % 0
0.6 to 0.85