Grade 1

Composition

​

Commercially pure, Unalloyed, with minor interstitials.

Common Shapes

​

Grade 1 Titanium is commonly available in:

​

• Sheets and Plates

• Welded Tubes and Pipes 

• Wire

• Bars

• Ingot

Characteristics

​​

• Good ductility

• Good cold formability

• High impact toughness

• Good oxidation and chloride corrosion resistance

​

Uses

​

• Heat Exchangers

• Marine Parts

• Chemical industry parts

• Airframes

• Jewellery

Weldability

​

Welding of Grade 1 Titanium is easily achieved via the GTAW welding process.

Machinability

​

Grade 1 Titanium is easily machined.

UNS Number:

​

R50250

Grade 2

Composition

​

Commercially pure unalloyed Titanium with minor, controlled, interstitials including; ≤0.03% Nitrogen, ≤0.015 Carbon, ≤0.25% Oxygen and ≤0.30% Iron, with 

Common Shapes

​

Grade 2 Titanium is commonly available in:

​

• Sheets and Plates

• Welded Tubes and Pipes

• Seamless Tubing

• Wire

• Billet

• Bars

• Rods

• Cast products

Characteristics

​​

• Moderate strength

• Good cold formability

• Good fabricability

• Excellent corrosion resistance to highly oxidising media, with or without chlorides

​

Uses

​

• Chemical industry equipment

• Marine structures and equipment

• Automotive parts e,g, Exhausts

• Aircraft components

• Heat exchangers

• Cryogenic vessels

• Piping systems

• Shafts

• Pumps

• Jewellery

Weldability

​

Grade 2 Titanium has excellent weldability.

Machinability

​

It is relatively straightforward to machine Grade 2 Titanium.

UNS Number:

​

R50400

Grade 3

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; ≤0.05% Nitrogen, ≤0.08 Carbon ≤0.015 Hydrogen ≤0.30% Iron and ≤0.35% Oxygen.

Common Shapes

​

Grade 3 Titanium commonly available in:

​

• Ingot

• Billet

• Plate

• Welded Tubes and Pipes 

• Bar

Characteristics

​​

• Stronger version of Grade 2

• Similar corrosion resistance to Grade 2

• Reasonable cold ductility/formabilty

​

Uses

​

• Chemical processing equipment

• Marine applications

• Power plant cooling components

Weldability

​

Grade 3 Titanium has excellent weldability.

Machinability

​

Machining of Grade 3 Titanium is difficult, but can be achieved with slow speeds, high coolant flows and high feed rates.

UNS Number:

​

R50550

Grade 4

Common Shapes

​

Grade 4 Titanium is commonly available in:

​

• Ingot

• Plate

• Billet

• Bar

• Strip

Characteristics

​​

• Strongest commercially pure Titanium

• Reduced ductility and formability

• Good corrosion resistance

​

Uses

​

• Anodes and Cathodes

• Aircraft ducting

• Aircraft hydraulic tubing

• Chemical processing equipment

Weldability

​

Grade 4 Titanium has good weldability

UNS Number:

​

R50700

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; ≤0.05% Nitrogen, ≤0.08 Carbon ≤0.015 Hydrogen ≤0.50% Iron and ≤0.40% Oxygen.

Machinability

​

Machining of Grade 4 Titanium is difficult, but can be achieved with slow speeds, high coolant flows and high feed rates.

Grade 7

Common Shapes

​

Grade 7 Titanium is commonly available in:

​

• Plates

• Welded Tubes and Pipes 

• Wire

• Ingot

• Bar

• Billet

• Strip

Characteristics

​​

• Most resistant Titanium Alloy to corrosion in reducing acids

• Most resistant Titanium Alloy to localised attack in Halide media

• Mechanical properties equivalent to Grade 2 Titanium

• Excellent fabricability

​

Uses

​

• Anodes and Cathodes

• Air pollution control equipment

• Equipment used in chemical processing

• Desalination plant equipment

• Machinery for the paper-making industry

Weldability

​

Grade 7 Titanium has excellent welding properties.

Machinability

​

Grade 7 Titanium has good machinability

UNS Number:

​

R52400

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; ≤0.03% Nitrogen, ≤0.08 Carbon ≤0.015 Hydrogen ≤0.3% Iron, 0.12-0.25 Palladium and ≤0.25% Oxygen.

Grade 11

Common Shapes

​

Grade 11 Titanium is commonly available in:

​

• Plate

• Ingot

• Billet

• Welded Tubes and Pipes 

• Wire

• Bar

Characteristics

​​

• Most resistant Titanium Alloy to corrosion in reducing acids

• Most resistant Titanium Alloy to localised attack in hot Halide media

• Mechanical and good formability properties equivalent to Grade 1 Titanium

Uses

​

• Anodes and Cathodes

• Equipment used in chemical processing

• Desalination plant equipment

• Equipment used in hydrometallurgical extraction

• Hydrocarbon refining equipment

• Machinery for paper-making industry

Weldability

​

Grade 11 Titanium has excellent weldability.

Machinability

​

Grade 11 Titanium has good machining properties.

UNS Number:

​

R52250

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; 5.5-6.5 Nitrogen, ≤0.10 Carbon ≤0.015 Hydrogen ≤0.20 Iron, 0.12-0.25 Palladium and ≤0.18 Oxygen

Grade 16

Common Shapes

​

Grade 16 Titanium is commonly available in:

​

• Plates

• Ingot

• Welded Tubes and Pipes 

• Wire

• Bar

• Strip

Characteristics

​​

• Lower Palladium version of Grade 7 Titanium

• Equivalent mechanical properties of Grade 7 Titanium, including high corrosion resistance and good fabricability

Uses

​

• Anodes and Cathodes

• Air pollution control equipment

• Equipment used in chemical processing

• Desalination plant equipment

• Equipment used in hydrometallurgical extraction

• Hydrocarbon refining equipment

• Machinery for paper-making industry

Weldability

​

Grade 16 Titanium has very good welding properties.

Machinability

​

Grade 16 Titanium has good machining characteristics.

UNS Number:

​

R52402

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; 0.03 Nitrogen, ≤0.08 Carbon ≤0.015 Hydrogen ≤0.30 Iron, 0.04-0.08 Palladium and ≤0.25 Oxygen

Grade 17

Common Shapes

​

Grade 17 Titanium is commonly available in:

​

• Plates

• Welded Tubes and Pipes 

• Wire

• Ingot

• Bar

• Billet

• Strip

Characteristics

​​

• Lower Palladium version of Grade 11 Titanium

• Equivalent mechanical properties to Grade 11 Titanium, including high corrosion resistance and good fabricabilty

Uses

​

• Anodes and Cathodes

• Equipment used in chemical processing

• Desalination plant equipment

• Equipment used in hydrometallurgical extraction

• Hydrocarbon refining equipment

• Machinery for paper-making industry

Weldability

​

Grade 17 Titanium has excellent weldability.

Machinability

​

Grade 17 Titanium has good machining characteristics.

UNS Number:

​

R52252

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; 5.5-6.5 Nitrogen, ≤0.10 Carbon ≤0.015 Hydrogen ≤0.20 Iron, 0.04-0.08 Palladium and ≤0.18 Oxygen

Grade 26

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; 0.03 Nitrogen, ≤0.08 Carbon ≤0.015 Hydrogen ≤0.30 Iron, 0.8-0.14 Ruthenium and ≤0.25 Oxygen

Characteristics

​​

• A Ruthenium containing alternative to Grade 7 Titanium.

• Equivalent mechanical properties to Grade 7 with similar fabricability properties and corrosion resistance.

Weldability

​

Grade 26 Titanium has excellent weldability.

Machinability

​

Grade 26 Titanium has good machinability.

Common Shapes

​

Grade 26 Titanium is commonly available in:

​

• Plate

• Welded Tubes and Pipes 

• Wire

• Strip

• Billet

• Ingot

• Bar

Uses

​

• Anodes and Cathodes

• Air pollution control equipment

• Equipment used in chemical processing

• Desalination plant equipment

• Equipment used in hydrometallurgical extraction

• Hydrocarbon refining equipment

• Machinery for the paper-making industry

UNS Number:

​

R52404

Grade 27

Common Shapes

​

Grade 27 Titanium is commonly available in:

​

• Plates

• Welded Tubes and Pipes 

• Billet

• Ingot

• Strip

• Bar

Characteristics

​​

• A Ruthenium containing alternative to Grade 11 Titanium.

• Equivalent mechanical properties to Grade 11 Titanium with similar fabricability and corrosion resistance.

Uses

​

• Anodes and Cathodes

• Equipment used in chemical processing

• Desalination plant equipment

• Equipment used in hydrometallurgical extraction

• Hydrocarbon refining equipment

• Machinery for the paper-making industry

Weldability

​

Grade 27 Titanium is readily weldable.

Machinability

​

Grade 27 Titanium has good machining properties.

UNS Number:

​

R52254

Composition

​

Commercially pure unalloyed Titanium with minor,  controlled, interstitials including; 0.03 Nitrogen, ≤0.08 Carbon, ≤0.015 Hydrogen ≤0.20 Iron, 0.08-0.14 Ruthenium and ≤0.18 Oxygen