T47 Titanium Gravel Bicycle Frame Titour's Titanium gravel bike frames are made from titanium-3AL/2.5V-seamless double butted tubing, and 3AL/2.5 (3% Al, 2.5% V, 94.5% Ti) titanium tubing is the best grade 9 material available. It has high yield point strength, good ductility and is suitable for welding. The main structure of the frame is made of 3AL/2.5V. The frame is welded with fish scale pattern welding process, twice welding, which makes the frame stronger and at the same time has a natural appearance, smooth surface and overall beauty. The T47 large diameter bottom bracket is used to provide a variety of drive components and improve the rigidity of the center shaft for higher power output and stability. The weight of this frame is about 1.5kg, the surface is made of sandblasting treatment, and the color is titanium gray. If you have other requirements, please contact us, we can provide you with customized titanium bike frames. Titour also has other Titanium bike frames and O…