Titanium Grade 2 Explained
Titanium Grade 2 is the most widely used commercially pure titanium grade, offering an excellent balance of moderate strength, outstanding corrosion resistance, and superior weldability. Known for its reliability in both high- and low-temperature environments, Grade 2 titanium is widely utilized in aerospace components, power generation systems, chemical processing equipment, pressure vessels, and industrial piping. Its impressive resistance to chlorides, seawater, and a wide range of corrosive chemicals makes it a preferred material for long-lasting, maintenance-free performance. With its combination of high mechanical efficiency, formability, and structural stability, Titanium Grade 2 stands out as an ideal choice for industries requiring a dependable, corrosion-resistant, and lightweight engineering material.
TITANIUM GR 2 SHEETS AND PLATES EQUIVALENT GRADES
| Common Name | UNS | Werkstoff Nr. |
|---|---|---|
| Titanium GR2 | R50400 | 3.7035 |
SPECIFICATION OF TITANIUM GR 2 SHEETS AND PLATES
| Standard | ASTM B265 / ASME SB265 |
|---|---|
| Dimension Standard | JIS, AISI, ASTM, GB, DIN, EN, etc |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Thickness | 0.3 mm to 120 mm |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Surface Finishing | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, Chequered, embossed, hair line, sand blast, Brush, etching, SATIN (Met with Plastic Coated) etc. |
CHEMICAL COMPOSITION OF TITANIUM GR 2 SHEETS AND PLATES
| C | Fe | H | N | O | Ti |
|---|---|---|---|---|---|
| 0.1 | 0.3 | 0.015 | 0.03 | 0.25 | 99.2 |
MECHANICAL PROPERTIES OF TITANIUM GR 2 SHEETS AND PLATES
| Grade | Tensile (ksi) | Yield Strength (ksi) | Hardness |
|---|---|---|---|
| Titanium Gr 2 | 50 | 40 | 14.9 |
💡 Practical Difference in Use
Use Titanium Grade 1 when: maximum corrosion resistance, excellent ductility, and superior formability are required for chemical, marine, and low-pressure applications.
→ Example: heat exchangers, chlorine processing, desalination systems, chemical tanks, and marine components.
Use Titanium Grade 2 when: moderate strength, outstanding corrosion resistance, and high weldability are needed for industrial, marine, and aerospace applications.
→ Example: pressure vessels, industrial piping, condensers, aircraft parts, and chemical processing equipment.
Use Titanium Grade 5 (Ti-6Al-4V) when: high strength, excellent fatigue resistance, and superior performance under elevated temperatures are required.
→ Example: aerospace frames, turbine components, medical implants, offshore equipment, and high-stress structural parts.
Use Titanium Grade 9 (Ti-3Al-2.5V) when: higher strength than CP titanium with better formability than Grade 5 is needed, especially for tubes and structural components.
→ Example: hydraulic tubing, aircraft fuel lines, sports equipment, marine hardware, and heat exchanger tubing.
When to Choose Titanium Grade 2?
Titanium Grade 2 is selected where an excellent balance of corrosion resistance, strength, and formability is required for demanding industrial environments.
Choose Titanium Grade 2 when:
- Service involves aggressive chemicals and chloride environments
- Higher strength than Grade 1 is required with good formability
- Long-term corrosion resistance is critical for industrial systems
- Operating conditions include elevated temperatures and pressures
- Used in chemical processing, marine, and power generation industries
- Good weldability and fabrication performance are essential
Industries That Use Titanium Grade 2 Sheets and Plates
Titanium Grade 2 sheets and plates are widely used in industries requiring a combination of high corrosion resistance, moderate strength, and long service life.
Most commonly used titanium grade for chemical environments.
Uses
Heat exchangers, reactors, storage tanks, and piping systems.
Why Titanium Grade 2?
Excellent resistance to a wide range of acids and industrial chemicals.
Used in highly corrosive seawater environments.
Uses
Seawater piping, condensers, offshore platform components.
Why Titanium Grade 2?
Outstanding resistance to seawater corrosion with higher strength than Grade 1.
Used in aggressive cooling and desalination systems.
Uses
Condenser plates, evaporators, and brine handling systems.
Why Titanium Grade 2?
Exceptional resistance to saline and high-chloride water.
Used where strength, light weight, and corrosion resistance are required.
Uses
Aircraft structural parts, hydraulic tubing, and panels.
Why Titanium Grade 2?
Higher mechanical strength with excellent corrosion resistance.
Used in corrosive hydrocarbon and saltwater environments.
Uses
Heat exchangers, subsea components, and processing equipment.
Why Titanium Grade 2?
Resists chloride-induced corrosion and sour service environments.
Used in highly corrosive bleaching and recovery systems.
Uses
Bleach plant equipment, digesters, and chemical piping.
Why Titanium Grade 2?
Excellent resistance to chlorine-based chemicals.
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