
At SIZEN, we specialize in high-quality titanium flanges made from pure titanium or titanium alloys. Manufactured using advanced forging techniques, our flanges offer excellent strength, corrosion resistance, and durability.
Our titanium flanges are designed to connect pipes, valves, and pumps, ensuring reliable and leak-proof performance in demanding industries like aerospace, marine, and chemical processing. Available in various types, they are tailored to meet diverse application needs.
With consistent quality and precise engineering, SIZEN titanium flanges provide dependable solutions for your piping systems. Contact us today to explore how we can support your next project.
Our Titanium Flange Specifications
Titanium flange Information
- Purity: >99.95%
- Standards: ASME B381/ASTM B381
- Grades: Gr.1, Gr.2, Gr.5, Gr.7, Gr.12
- Density: 4.51 g/cm³
- Flange Diameter: DN15-DN2000
- Flange Types: Slip-on, Weld neck, Blind, Threaded, Socket weld, Plate flat weld, Lap joint, Long high-neck
- Melting Point: 1668 °C
- Boiling point: 3287 °C
Titanium Flange Dimensions Standard
| Dimensions Standard | European German DIN | American ASME B16.5/ ANSI B16.5 | China GB/T911, GB/T912-2000 |
|---|---|---|---|
| Pressure Class | 0.1, 0.25, 0.6, 1.0, 1.6, 2.5, 4.0, 6.4, 10.0, 16.0, 25.0, 32.0, 40.0 Mpa | 150 psi (2.0 Mpa), 300 psi (5.0 Mpa), 400 psi (6.8 Mpa), 600 psi (10.0 Mpa), 900 psi (15.0 Mpa), 1500 psi (25.0 Mpa), 2500 psi (42.0 Mpa) | PN2.5, PN10, PN16, PN25, PN40, PN63, PN100, PN160, Class150, Class300, Class600, Class900, Class1500, Class2500 |
| Diameter | 15-2000 mm | 6-4000 mm | 10-1500 mm |
| Flange Structure Form | Plate Flat Weld, Loose Slip-On Flange with Welded Ring, Loose Flange with Stub End, Butt Weld Flange, Threaded Flange with Neck, Integral Flange, Blind Flange | Strip Weld, Socket Weld, Threaded, Lap Joint, Butt Weld, Blind Flange | Integral Flange, Threaded Flange, Welded Flange, Butt Weld Flange, Neck Flat Weld Flange, Plate Flat Weld Flange, Lap Joint Flange, Butt Weld Flange, Blind Flange, Rotating Flange, Anchor Flange, Overlay Welded/Clad Welded Flange |
| Flange Face Type | Flat Face (FF), Recessed Face, Raised Face (RF), Tongue and Groove Face, Ring Joint Face (RTJ) | Recessed Face, Raised Face (RF), Tongue and Groove Face, Ring Joint Face (RTJ) | Flat Face (FF), Recessed Face, Raised Face (RF), Tongue and Groove Face, Ring Joint Face (RTJ) |
Why Choose SIZEN as Your Titanium Flange Supplier?

Premium Material Quality
High-grade titanium for exceptional durability.

Customized Solutions
Custom dimensions and specifications.

Unwavering Quality Assurance
Rigorous quality checks for dependable performance.

Inventory and Prompt Delivery
Quick global shipping to meet your timelines.

Professional Expertise
Professional guidance for optimal solutions.
5 MAIN REASONS TO CHOOSE US
1
Premium Material Quality
At SIZEN, our titanium flanges are crafted from high-quality pure titanium or titanium alloys, ensuring exceptional durability and corrosion resistance. Every piece meets stringent material standards.
2
Customized Solutions
We offer flexible customization options, including flange dimensions, face types, and structure forms.
3
Unwavering Quality Assurance
Each titanium flange undergoes rigorous inspections, from raw material selection to final delivery. Our advanced production techniques and quality control processes guarantee uniformity and dependable results.
4
Inventory and Global Delivery
With a wide selection of titanium flanges readily available, we minimize lead times and ensure fast global shipping. Wherever you are, we deliver your products securely and on time.
5
Professional Expertise and Support
Our dedicated team of experts is here to assist you every step of the way. From selecting the right flange type to offering technical advice, we ensure a smooth and efficient procurement process tailored to your business needs.
Unique Properties of Titanium Flange

Exceptional Heat Resistance
Titanium flanges maintain their mechanical integrity at elevated temperatures, making them ideal for high-temperature systems such as power generation, exhaust systems, and industrial furnaces.

High Strength-to-Weight Ratio
Despite being lightweight, titanium flanges offer remarkable strength, enabling them to handle high-pressure systems while reducing overall equipment weight. This is particularly advantageous in aerospace and automotive applications.

Corrosion Resistant
Titanium flanges are highly corrosion-resistant, making them perfect for harsh environments. They form a protective layer when exposed to oxygen, preventing rust and damage. Ideal for industries like marine engineering and chemical processing.

Thermal Stability
It retains its mechanical properties at high temperatures, which is crucial for high-temperature applications, including jet engines and industrial equipment.

Bio-Compatibility
Due to their non-toxic and bio-friendly nature, titanium flanges are safe for medical and food processing equipment, ensuring compliance with stringent safety standards.

Non-Magnetic Properties
Titanium is a non-magnetic material, meaning it does not attract magnetic substances. This makes titanium flanges ideal for applications where magnetic interference must be avoided, such as in sensitive electronic or medical equipment.
Titanium Flange Applications
Chemical Processing
In chemical processing plants, where equipment is exposed to harsh acids and chemicals, titanium flanges offer superior corrosion resistance. They are used in reactors, pipelines, and valves to safely transport aggressive chemicals without degrading over time.


Aerospace Industry
Titanium flanges are essential in aerospace applications due to their strength-to-weight ratio and resistance to extreme temperatures. They are commonly used in aircraft engines, fuel systems, and structural components, where durability and performance are critical.
Medical and Pharmaceutical Applications
Titanium flanges are ideal for medical and pharmaceutical industries due to their biocompatibility and resistance to corrosion. They are used in implants, surgical tools, and pharmaceutical equipment. Their ability to withstand bodily fluids and harsh cleaning makes them reliable for long-term use in these sensitive environments.


Marine and Offshore
In marine and offshore applications, where exposure to saltwater is constant, titanium flanges excel due to their resistance to rust and corrosion. They are commonly used in shipbuilding, offshore oil rigs, and desalination plants.
High-performance Automotive
Titanium flanges are ideal for high-performance automotive and racing applications due to their strength, lightweight, and corrosion resistance. They are used in exhaust systems, engine components, and fuel systems


Energy and Power Generation
Titanium flanges are ideal for power generation applications, including nuclear and thermal plants, where high temperatures and corrosive environments are present. Their ability to maintain integrity under extreme conditions ensures the efficiency and safety of power generation systems.

FAQs About Titanium Flange
What exactly is a titanium flange?


Think of a titanium flange like a specialized connector that joins pipes or equipment. It's a critical component that helps different parts work together smoothly in industrial settings.
What are the most common titanium grades used for flanges?


The most common grades are Grade 2 (pure titanium) and Grade 5 (Ti-6Al-4V). Grade 2 is highly corrosion-resistant, while Grade 5 offers greater strength, making them suitable for different industrial applications
Can titanium flanges be customized?


Yes, titanium flanges can be customized. You can request specific sizes, grades, and designs to fit your project needs. Our company provide technical support to help you choose the right flange for your application.
What makes titanium flanges different from other metal flanges?


Titanium flanges are lighter, stronger, and more resistant to corrosion compared to most metal flanges. They also handle high temperatures well and are non-magnetic, making them ideal for tough environments like marine, chemical, and industrial applications.
Can titanium flanges be used in medical applications?


Absolutely. Titanium flanges are biocompatible and resistant to bodily fluids, making them ideal for use in medical implants, devices, and pharmaceutical manufacturing.
What types of connections do titanium flanges support?


Titanium flanges support various connection types, including welding (such as butt weld and socket weld), threading for screw connections, and loose-fitting designs for easy assembly. These options provide flexibility to suit different piping systems and application needs.
Can titanium flanges be used with non-titanium piping?


Yes, titanium flanges can be connected to non-titanium pipes using appropriate gaskets and fasteners to ensure compatibility and prevent galvanic corrosion.
What quality control measures are in place for titanium flanges?


Titanium flanges undergo rigorous quality control processes, including material composition analysis, dimensional inspections, surface finish checks, and pressure tests. These measures ensure the flanges meet industry standards and perform reliably in demanding applications.
How do I ensure proper installation of titanium flanges?


Proper installation requires using compatible gaskets, torqueing bolts evenly, and following industry best practices to ensure a secure, leak-proof connection.
What are the common standards for titanium flanges?


Titanium flanges are typically manufactured to international standards such as ASME, ANSI, DIN, and JIS, ensuring compatibility and reliability in various industrial applications.
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