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AISI 316Ti Stainless Steel vs. EN 1.4109 Stainless Steel

Both AISI 316Ti stainless steel and EN 1.4109 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 83% 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 AISI 316Ti stainless steel and the bottom bar is EN 1.4109 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 41
19
Fatigue Strength, MPa 200
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 82
76
Shear Strength, MPa 400
480
Tensile Strength: Ultimate (UTS), MPa 580
770
Tensile Strength: Yield (Proof), MPa 230
420

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 470
390
Maximum Temperature: Mechanical, °C 940
820
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
30
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
8.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.0
2.2
Embodied Energy, MJ/kg 55
30
Embodied Water, L/kg 150
110

Common Calculations

PREN (Pitting Resistance) 26
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 140
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
28
Strength to Weight: Bending, points 20
24
Thermal Diffusivity, mm2/s 4.0
8.1
Thermal Shock Resistance, points 13
28

Alloy Composition

Carbon (C), % 0 to 0.080
0.6 to 0.75
Chromium (Cr), % 16 to 18
14 to 16
Iron (Fe), % 61.3 to 72
80.7 to 85
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0.4 to 0.8
Nickel (Ni), % 10 to 14
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0 to 0.7
0