Grade 1 Titanium Rod
Description
What is GR1 titanium?
Industrially pure titanium is divided into three grades based on impurity content: GR1, GR2, and GR3. These three types of industrially pure titanium are characterized by a gradual increase in the content of interstitial impurity elements, and consequently by a gradual increase in mechanical strength and hardness, with a corresponding decrease in plasticity and toughness. GR2 is the most common pure titanium used in industry because of its moderate corrosion resistance and overall mechanical properties, GR3 is used where high corrosion resistance and strength are required, and GR1 is used where high formability is required.
GR1 Titanium Data Sheet
ASTM B265 Gr1 Titanium Chemical Compositions
| ASTM B265 Gr1 Titanium Strips Chemical Compositions | |||||||||||
| Grade | N(≤) | C(≤) | H(≤) | Fe(≤) | O(≤) | Al(≤) | V(≤) | Pd(≤) | Mo(≤) | Ni(≤) | Ti |
| GR1 | 0.03 | 0.08 | 0.015 | 0.2 | 0.18 | / | / | / | / | / | bal |
ASTM B265 Gr1 Titanium Mechanical Properties
| ASTM B265 Gr1 Titanium Mechanical Properties | |||||
| Grade | Tensil Strength(≥) | Yeild Strength(≥) | Elongation(≥)% | ||
| ksi | Mpa | ksi | Mpa | ||
| GR1 | 35 | 240 | 20 | 138 | 24 |
Physical Properties
| Property | Value | Unit |
|---|---|---|
| Melting Point | 1668 ± 10 | °C (3035 °F) |
| Thermal Conductivity (25°C) | 17 | W/m·K |
| Specific Heat (25°C) | 540 | J/kg·K |
| Electrical Resistivity | 0.56 | µΩ·m |
| Magnetic Susceptibility | Paramagnetic (very low) | - |
We can provide GR1 titanium
Special Applications of GR1 Titanium Alloy:
1. Medical Devices: Due to its biocompatibility and corrosion resistance, GR1 titanium alloy is widely used in the manufacture of medical devices such as artificial joints, dental implants, and surgical instruments, reducing the risk of rejection and improving long-term reliability.
2. Aerospace: GR1 titanium alloy is widely used in the aerospace field to manufacture aircraft engine components, aircraft structural parts, and spacecraft hulls, reducing weight, increasing strength, and improving corrosion resistance.
3. Chemical Industry: Due to its excellent chemical stability and corrosion resistance, GR1 titanium alloy is widely used in the manufacture of chemical equipment, reactors, storage tanks, and pipelines, ensuring long-term stable operation in highly corrosive environments.
4. Marine Engineering: Its excellent resistance to seawater corrosion makes it suitable for manufacturing marine engineering equipment, subsea pipelines, and marine equipment, improving the service life and reliability of marine engineering projects.
GR1 Titanium Processing
| Capability | Key Processes & Expertise |
|---|---|
| Precision Machining | CNC milling, turning, drilling & tapping. Utilizing sharp tooling, optimized feeds/speeds, and dedicated coolants to overcome GR1's "gummy" nature and achieve tight tolerances. |
| Forming & Fabrication | Cold rolling, deep drawing, press brake bending, hydroforming. Leveraging GR1's exceptional ductility for complex shapes with controlled springback. |
| Welding & Joining | High-purity argon GTAW (TIG) welding, laser welding. Full-trailing gas protection for oxide-free, corrosion-resistant welds. Post-weld stress relieving available. |
| Cutting & Blanking | High-definition plasma cutting, waterjet cutting, laser cutting. Delivering clean edges with minimal heat-affected zone for superior downstream processing. |
| Surface Finishing | Mechanical polishing (to mirror or satin), abrasive blasting, pickling (to ASTM/medical standards), passivation. Preparing surfaces for final use or coating. |
FAQ
What is GR1 Titanium?
GR1 (Grade 1) is commercially pure, unalloyed titanium with a minimum titanium content of 99.5%. It is the most ductile and corrosion-resistant grade among pure titanium alloys, making it ideal for applications where forming and corrosion resistance are critical.
Can GR1 titanium be welded?
Yes, GR1 has excellent weldability. Gas Tungsten Arc Welding (GTAW/TIG) with high-purity argon shielding is the standard method. Proper cleaning and shielding are essential to prevent oxidation and maintain corrosion resistance.
Does GR1 titanium work harden?
Yes, like most pure metals, GR1 can work-harden during cold forming or machining. Intermediate annealing may be required for severe deformation operations to restore ductility and prevent cracking.
Can GR1 be heat-treated for higher strength?
No, GR1 is a non-heat-treatable alloy. Its strength is derived from cold working. Annealing is the only thermal process used to relieve stresses and soften the material after cold working.
Is GR1 titanium suitable for medical implants?
Yes, GR1 is widely used for permanent and temporary medical implants (e.g., bone plates, screws, cranial meshes) due to its excellent biocompatibility, corrosion resistance in bodily fluids, and non-toxic nature.
How does GR1 compare to GR2 titanium?
GR1 has lower strength but higher ductility and corrosion resistance than GR2. GR2 is more widely used for general-purpose applications, while GR1 is chosen for the most demanding corrosive environments or where severe forming is required.
Our product range
| Product Form | Available Shapes / Types | Common Grades | Typical Dimensions (Range) | Standard Specifications |
|---|---|---|---|---|
| Titanium Tube & Pipe | - Seamless Pipe - Welded Pipe - Heat Exchanger Tubes (U-Tube, Straight) - Hydraulic & Instrumentation Tubing |
GR1, GR2, GR7, GR9, GR12, GR5 (Ti-6Al-4V) | - OD: 1/8" to 12" (3mm - 325mm) - Wall Thickness: 0.028" to 1.0" (0.7mm - 25mm) - Length: Up to 20ft (6m) standard, custom lengths available |
ASTM B337, B338, B861, B862 ASME SB337, SB338 |
| Titanium Sheet & Plate | - Cold Rolled Sheet - Hot Rolled Plate - Checker Plate / Tread Plate |
GR1, GR2, GR5, GR7, GR9, GR12 | - Sheet Thickness: 0.016" to 0.187" (0.4mm - 4.7mm) - Plate Thickness: 0.187" to 4" (4.7mm - 100mm)+ - Width: Up to 60" (1500mm) - Length: Up to 240" (6000mm) |
ASTM B265 ASME SB265 |
| Titanium Bar & Rod | - Round Bar - Hex Bar - Square Bar - Forged Bar - Centerless Ground Bar |
GR1, GR2, GR5, GR7, GR9, GR12 | - Round Bar Diameter: 0.125" to 12" (3mm - 300mm) - Hex/Square: 0.125" to 4" (3mm - 100mm) - Length: Random, cut-to-length, or coils (small diameters) |
ASTM B348 ASME SB348 |
| Titanium Wire | - Coiled Welding Wire - Straight Length Wire - Spring Wire - Fastener Wire |
GR1, GR2, GR5 (ELI for medical), GR7 | - Diameter: 0.010" to 0.25" (0.25mm - 6.35mm) standard - Spool Weight: Standard 5lb, 10lb, 25lb spools; custom packaging available |
ASTM B863, F67 (for medical) |
| Titanium Strip & Foil | - Cold Rolled Strip (Coil) - Precision Foil - Shim Stock |
GR1, GR2, GR5 | - Thickness (Strip): 0.004" to 0.125" (0.1mm - 3.1mm) - Thickness (Foil): 0.0005" to 0.004" (0.012mm - 0.1mm) - Width: Up to 24" (600mm) |
ASTM B265 (strip/foil) |
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Our factory
Our factory is equipped with advanced production machinery, including CNC machining centers (3 to 5-axis), high-precision tube mills, cold rolling mills, automated wire drawing lines, and CNC-controlled cutting systems (laser, waterjet, and plasma). We maintain a Class 100,000 clean workshop for medical and aerospace production, supported by argon-protected welding bays, vacuum annealing furnaces, and full-spectrum quality testing labs with CMM, spectrometer, and ultrasonic testing equipment. From raw material to finished product, every step is executed under controlled conditions to ensure dimensional accuracy, metallurgical integrity, and compliance with international standards.

Titanium product packaging
Our standard packaging protocol includes multiple protective layers tailored to the specific product form and customer requirements. All materials are first cleaned, dried, and wrapped with VCI (Vapor Corrosion Inhibitor) paper or PE film to prevent oxidation and surface contamination. Products are then securely bundled and cushioned with waterproof corrugated paper and edge protectors. Finished bundles are placed in plywood crates, heavy-duty cardboard boxes, or sealed in moisture-proof PVC film on pallets, with clear, durable labeling for handling and identification. For international sea freight, we offer IPPC-certified fumigation wooden cases or seaworthy export crates, ensuring your order arrives safely and in ready-to-use condition, no matter the destination.

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