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Titanium Grade 1 vs Ti Grade 1

Titanium · grade comparison

Titanium Grade 1 and Ti Grade 1 are both titanium grades. Both yield at about 220 MPa — strength does not separate them. Grade 1 conducts heat better (20 W/m·K vs 16.4 W/m·K). On the shop floor, Ti Grade 1 sits in a lower cost tier (high, $$$$) than Grade 1 (specialty, $$$$$).

Ti Grade 1Choose it when cost is the deciding factor.

Grade 1 vs Ti Grade 1: properties

Grade 1Ti Grade 1

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Shear Modulus

40 GPa5.8 Msi
45 GPa6.5 Msi

Tensile Strength (Ultimate)

300 MPa43.5 ksi
310 MPa45 ksi

Yield Strength (0.2% offset)

220 MPa31.9 ksi
225 MPa32.6 ksi

Elongation at Break

30%
32%

Shear Strength

240 MPa34.8 ksi
210 MPa30.5 ksi

Fatigue Strength (Endurance Limit)

150 MPa21.8 ksi
165 MPa23.9 ksi

Fracture Toughness (K_IC)

80 MPa·√m72.8 ksi·√in
75 MPa·√m68.3 ksi·√in

Charpy V-Notch Impact (RT)

90 J66.4 ft·lbf
80 J59 ft·lbf

Same in both: Elastic (Young's) Modulus 103 GPa14.9 Msi · Bulk Modulus 110 GPa16 Msi · Poisson's Ratio 0.34 · Reduction in Area 55% · Compressive Strength 250 MPa36.3 ksi · Hardness, Brinell 120 HB · Hardness, Rockwell B 70 HRB · Hardness, Vickers 125 HV

Physical

Density and transition temperatures.

Melting Point (Solidus)

1,670°C3,038 °F
1,665°C3,029 °F

Same in both: Density 4.51 g/cm³0.16 lb/in³ · Liquidus Temperature 1,670°C3,038 °F

Thermal

How each material carries heat and how hot it can run.

Thermal Conductivity

20 W/m·K11.6 BTU/hr·ft·°F
16.4 W/m·K9.5 BTU/hr·ft·°F

Latent Heat of Fusion

295 J/g127 BTU/lb
325 J/g140 BTU/lb

Same in both: Specific Heat Capacity 523 J/kg·K0.12 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 8.6 µm/m·K4.8 µin/in·°F · Max Service Temperature (continuous) 300°C572 °F · Min Service Temperature -196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

3.6 % IACS
3.1 % IACS

Electrical Resistivity

4.8×10⁻⁷ Ω·m18.9 µΩ·in
5.6×10⁻⁷ Ω·m22 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.05 V
-0.1 V

Corrosion Resistance

93 / 100
92 / 100

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability Rating (AISI 1212 = 100 %)

45%
40%

Weldability

90 / 100
88 / 100

Formability (cold)

82 / 100
88 / 100

Same in both: Machinability 42 / 100 · Castability 35 / 100 · Brazeability / Solderability 40 / 100 · Polishability 70 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Carbon (primary production)

42 kg CO₂/kg
38 kg CO₂/kg

Embodied Water

600 L/kg71.9 gal/lb
500 L/kg59.9 gal/lb

Typical Recycled Content

25%
30%

Same in both: Embodied Energy (primary production) 650 MJ/kg279,450 BTU/lb

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

67 kN·m/kg
69 kN·m/kg

Modulus of Resilience

235 kJ/m³
246 kJ/m³

Thermal Diffusivity

8.5 mm²/s
7 mm²/s

Thermal Shock Resistance Index

7
6

Same in both: Specific Stiffness (E / density) 22.8 MN·m/kg

Strength versus weight

Yield strength against density for every titanium grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

3005007001,0004.555.5Density (g/cm³)Yield strength (MPa) — log scaleGrade 1Ti Grade 1

Manufacturing and finishing

CapabilityGrade 1Ti Grade 1
CNC machiningYes—
Sheet metalYes—
Default conditionO—
Relative cost$$$$$ Specialty$$$$ High
Min. machined wall1 mm—
Best machined surfaceRa 1.6 µm—
AlCrNYes—
AlTiNYes—
Anodizing Type IIYes—
CVD Al2O3Yes—
CVD TiCNYes—
CVD TiNYes—
CerakoteYes—
CrNYes—
DLCYes—
ElectropolishingYes—
HVOF CoatingYes—
MoS2Yes—
Multilayer CVDYes—
TiAlNYes—
TiB2Yes—
TiCNYes—
TiNYes—
WC/CYes—

They share 1 finish: Plasma Spray.

Grade 1 vs Ti Grade 1 — frequently asked

What is the difference between Grade 1 and Ti Grade 1?

Titanium Grade 1 and Ti Grade 1 are both titanium grades. Both yield at about 220 MPa — strength does not separate them. Grade 1 conducts heat better (20 W/m·K vs 16.4 W/m·K).

Which is cheaper, Grade 1 or Ti Grade 1?

Ti Grade 1 is the lower-cost material: it sits in the high tier ($$$$) while Grade 1 is specialty ($$$$$). Part price depends far more on geometry, tolerance and quantity than on raw stock — upload a CAD file for a live quote.

When should I choose Grade 1 over Ti Grade 1?

Pick Ti Grade 1 when cost is the deciding factor.

Ready to make it?

Upload a CAD file and FabDigit prices the part in Grade 1 and Ti Grade 1 side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.