MakeItFrom.com
Menu (ESC)

Grade 4 Titanium vs. EN 1.4941 Stainless Steel

Grade 4 titanium belongs to the titanium alloys classification, while EN 1.4941 stainless steel belongs to the iron alloys. There are 32 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 grade 4 titanium and the bottom bar is EN 1.4941 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
180
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
39
Fatigue Strength, MPa 340
180
Impact Strength: V-Notched Charpy, J 23
98
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 390
400
Tensile Strength: Ultimate (UTS), MPa 640
590
Tensile Strength: Yield (Proof), MPa 530
210

Thermal Properties

Latent Heat of Fusion, J/g 420
290
Maximum Temperature: Mechanical, °C 320
940
Melting Completion (Liquidus), °C 1660
1430
Melting Onset (Solidus), °C 1610
1380
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 19
16
Thermal Expansion, µm/m-K 9.4
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 37
16
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
3.3
Embodied Energy, MJ/kg 500
47
Embodied Water, L/kg 110
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
180
Resilience: Unit (Modulus of Resilience), kJ/m3 1330
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 40
21
Strength to Weight: Bending, points 37
20
Thermal Diffusivity, mm2/s 7.6
4.3
Thermal Shock Resistance, points 46
13

Alloy Composition

Boron (B), % 0
0.0015 to 0.0050
Carbon (C), % 0 to 0.080
0.040 to 0.080
Chromium (Cr), % 0
17 to 19
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
65.1 to 73.6
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
9.0 to 12
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.4
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98.6 to 100
0.4 to 0.8
Residuals, % 0 to 0.4
0