Gr.7 Plates Corrosion Resistant Titanium Plate Marine Desalination High Strength Pd Enhanced
Gr.7 Plates Corrosion Resistant Titanium Plate Marine Desalination High Strength Pd Enhanced
Product Description – Gr.7 Plates Titanium Palladium Alloy Plate
Gr.7 Plates are palladium-enhanced titanium alloy plates designed for demanding environments where corrosion resistance is a critical factor. The addition of palladium significantly improves the material’s resistance to reducing acids such as sulfuric and hydrochloric acid, while also enhancing its performance against crevice corrosion and localized attack in chloride-containing systems. This makes Gr.7 Plates a reliable solution for industries operating under aggressive chemical exposure and high humidity conditions.
In addition to their corrosion resistance, Gr.7 Plates retain the inherent benefits of titanium, including a high strength-to-weight ratio, low density, and excellent fabrication properties. These plates can be formed, welded, and machined efficiently, allowing their integration into complex equipment such as pressure vessels, heat exchangers, and structural components. Their stability in both oxidizing and reducing environments ensures consistent performance across varying process conditions.
Gr.7 Plates are widely used in desalination facilities, flue gas desulfurization systems, and chemical processing units, particularly in regions such as Southeast Asia, the Middle East, and coastal industrial zones where chloride exposure is significant. Their resistance to stress corrosion cracking and pitting contributes to extended service life and reduced maintenance frequency. For projects requiring dependable material performance in corrosive environments, Gr.7 Plates provide a balanced combination of durability, process compatibility, and long-term operational efficiency.
Gr.7 Plates Specification Table – Dimensions & Standards
| Parameter | Value |
|---|---|
| Thickness | 0.5 mm – 100 mm |
| Width | 1000 mm – 3000 mm |
| Length | 2000 mm – 6000 mm |
| Surface | Pickled, Polished, Sandblasted |
| Form | Hot Rolled / Cold Rolled |
| Standards | ASTM B265, ASME SB265 |
Gr.7 Plates Chemical Composition (Titanium Grade 7)
| Element | Content (%) |
|---|---|
| Titanium (Ti) | Balance |
| Palladium (Pd) | 0.12 – 0.25 |
| Iron (Fe) | ≤ 0.30 |
| Oxygen (O) | ≤ 0.25 |
| Carbon (C) | ≤ 0.08 |
| Nitrogen (N) | ≤ 0.03 |
| Hydrogen (H) | ≤ 0.015 |
Gr.7 Plates Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥ 345 MPa |
| Yield Strength | ≥ 275 MPa |
| Elongation | ≥ 20% |
| Hardness | ≤ 160 HB |
Gr.7 Plates Physical Properties
| Property | Value |
|---|---|
| Density | 4.51 g/cm³ |
| Melting Point | 1660°C |
| Thermal Conductivity | 16.4 W/m·K |
| Elastic Modulus | 105 GPa |
| Electrical Resistivity | 0.56 µΩ·m |
Gr.7 Plates Key Features – Titanium Pd Plate Advantages
- Strong resistance to reducing acids and mixed chemical environments
- Improved protection against crevice and pitting corrosion
- High strength with lightweight characteristics
- Stable performance under thermal and chemical cycling
- Good weldability and fabrication flexibility
- Long service life in aggressive industrial systems
Gr.7 Plates Applications – Titanium Grade 7 Plate Uses
Gr.7 Plates for Chemical Processing Equipment
Used in reactors, pressure vessels, and acid handling systems
Gr.7 Plates in Desalination and Water Treatment
Applied in evaporators, brine heaters, and seawater systems
Gr.7 Plates for Marine and Offshore Engineering
Suitable for offshore structures and ship components
Gr.7 Plates in Flue Gas Desulfurization Systems
Used in scrubbers and emission control units
Gr.7 Plates for Oil and Gas Industry
Applied in corrosive fluid systems and sour environments
Gr.7 Plates Frequently Asked Questions (FAQ)
Why choose Gr.7 Plates over Gr.2 titanium plates?
Gr.7 Plates offer enhanced corrosion resistance due to palladium addition, especially in reducing acid environments.
Are Gr.7 Plates suitable for chloride-rich environments?
Yes, they provide excellent resistance to pitting and crevice corrosion in chloride conditions.
Can Gr.7 Plates be welded and formed easily?
Yes, they maintain good fabrication characteristics similar to commercially pure titanium.
What industries rely on Gr.7 Plates?
Chemical processing, marine engineering, desalination, and environmental systems frequently use them.
Do Gr.7 Plates handle high temperatures?
They perform well under moderately elevated temperatures with stable mechanical and corrosion properties.
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