What are the advantages of titanium tubing?
Aug 12, 2025
Titanium tubing is a new metal material that has completely replaced traditional iron and steel pipes in certain applications. So, what makes it so rapidly replacing traditional pipes?
Advantages of titanium tubing:
1. High specific strength. The density of titanium alloys is generally around 4.5 g/cm³, only 60% of that of steel. The strength of pure titanium approaches that of ordinary steel, and some high-strength titanium alloys exceed the strength of many structural alloy steels. Therefore, the specific strength (strength/density) of titanium alloys is far greater than that of other metal structural materials, enabling the production of parts and components with high unit strength, excellent rigidity, and lightweight properties. Currently, titanium alloys are used in aircraft engine components, frames, skins, fasteners, and landing gear.
2. Titanium tubing has high thermal strength. Its operating temperature is several hundred degrees higher than that of aluminum alloys. It maintains the required strength at moderate temperatures and can operate for long periods at temperatures of 450-500°C. Both titanium alloys maintain high specific strength in the 150-500°C range, while the specific strength of aluminum alloys drops significantly at 150°C. Titanium alloys can operate at temperatures up to 500°C, while aluminum alloys can operate at temperatures below 200°C.
3. Titanium tubes have excellent corrosion resistance. Titanium alloys exhibit far superior corrosion resistance to stainless steel in humid atmospheres and seawater. They are particularly resistant to pitting, acid corrosion, and stress corrosion. They also exhibit excellent corrosion resistance to alkalis, chlorides, organic chlorine compounds, nitric acid, and sulfuric acid. However, titanium exhibits poor corrosion resistance to media containing reducing oxygen and chromium salts.
4. Titanium tubes have excellent low-temperature performance. Titanium alloys maintain their mechanical properties at low and ultra-low temperatures. Titanium alloys with excellent low-temperature performance and extremely low interstitial element content, such as TA7, can maintain a certain degree of plasticity at -253°C. Therefore, titanium alloys are also an important low-temperature structural material.
5. Titanium tubes are highly chemically active. Titanium is highly chemically active and reacts strongly with atmospheric oxygen, nitrogen, hydrogen, carbon dioxide, carbon dioxide, water vapor, ammonia, and other gases. When the carbon content exceeds 0.2%, hard TiC forms in titanium alloys. At high temperatures, it reacts with nitrogen to form a hard surface layer of TiN. Above 600°C, titanium absorbs oxygen to form a very hard hardened layer. Increased hydrogen content also forms a brittle layer. Titanium also has a high chemical affinity, making it prone to adhesion to friction surfaces.
6. Titanium tubes have low thermal conductivity and elastic modulus. Titanium alloys have an elastic modulus approximately half that of steel, resulting in poor rigidity and easy deformation. This makes them unsuitable for manufacturing slender rods and thin-walled parts. During cutting, the machined surface experiences significant springback, approximately two to three times that of stainless steel, causing severe friction, adhesion, and adhesive wear on the tool flank.
The company boasts leading domestic titanium processing production lines, including:
German-imported precision titanium tube production line (annual production capacity: 30,000 tons);
Japanese-technology titanium foil rolling line (thinnest to 6μm);
Fully automated titanium rod continuous extrusion line;
Intelligent titanium plate and strip finishing mill;
The MES system enables digital control and management of the entire production process, achieving product dimensional accuracy of ±0.01μm.
