MakeItFrom.com
Menu (ESC)

R30556 Alloy vs. Grade 27 Titanium

R30556 alloy belongs to the iron alloys classification, while grade 27 titanium belongs to the titanium alloys. There are 30 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 R30556 alloy and the bottom bar is grade 27 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 45
27
Fatigue Strength, MPa 320
170
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 81
41
Shear Strength, MPa 550
180
Tensile Strength: Ultimate (UTS), MPa 780
270
Tensile Strength: Yield (Proof), MPa 350
230

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Maximum Temperature: Mechanical, °C 1100
320
Melting Completion (Liquidus), °C 1420
1660
Melting Onset (Solidus), °C 1330
1610
Specific Heat Capacity, J/kg-K 450
540
Thermal Conductivity, W/m-K 11
21
Thermal Expansion, µm/m-K 15
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 70
37
Density, g/cm3 8.4
4.5
Embodied Carbon, kg CO2/kg material 8.7
33
Embodied Energy, MJ/kg 130
530
Embodied Water, L/kg 300
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
70
Resilience: Unit (Modulus of Resilience), kJ/m3 290
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 2.9
8.8
Thermal Shock Resistance, points 18
21

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
0
Boron (B), % 0 to 0.020
0
Carbon (C), % 0.050 to 0.15
0 to 0.080
Chromium (Cr), % 21 to 23
0
Cobalt (Co), % 16 to 21
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 20.4 to 38.2
0 to 0.2
Lanthanum (La), % 0.0050 to 0.1
0
Manganese (Mn), % 0.5 to 2.0
0
Molybdenum (Mo), % 2.5 to 4.0
0
Nickel (Ni), % 19 to 22.5
0
Niobium (Nb), % 0 to 0.3
0
Nitrogen (N), % 0.1 to 0.3
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.040
0
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0.2 to 0.8
0
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
0
Titanium (Ti), % 0
99 to 99.92
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
0
Residuals, % 0
0 to 0.4