INTRO
In March 2026, Portugal. In the middleweight category of the World Super Motorcycle Championship (WSBK), the Chinese Zhang Xue Motorcycle 820RR-RS won two consecutive championships. This is not an accidental outbreak, but a concentrated test of China's motorcycle industry's technological catch-up in the fields of materials, design, and manufacturing over the past 20 years.
For the first time, Chinese brands have appeared on the podium, which has long been dominated by international powerhouses such as Ducati and Yamaha. In the engine and exhaust system of the champion race car, three titanium alloy core components play an indispensable role.

1. Titanium aluminum alloy valve: the ultimate lightweight "breathing controller"
The valve is responsible for the intake and exhaust rhythm of the engine, directly affecting power. The valves installed on ZXM are not ordinary titanium alloys, but titanium aluminum (TiAl) intermetallic compounds, which were independently developed by a Chinese team.
Three major performance advantages:
- Ultra low density: only 4.0 g/cm ³ (steel is about 7.85 g/cm ³), significantly reducing motion inertia and solving the industry problem of valve "bounce" at high speeds.
- Resistant to high temperatures above 800 ℃: The exhaust valve operates extremely harshly, and the titanium aluminum valve does not burn or deform, with a stable structure.
- Dual improvement of engine speed and power: helps the engine speed increase by at least 1000 revolutions per minute, optimizes intake and exhaust efficiency, and increases power output.


2. Titanium alloy connecting rod: the "slimming revolution" inside the engine
The connecting rod is a key moving component of the engine that bears huge alternating loads. The championship car uses all titanium alloy connecting rods, which are about 50% lighter than traditional steel connecting rods.
Four major engineering values:
- Significantly reduce internal motion inertia, release stronger power and faster response.
- Combined with lightweight materials such as titanium aluminum valves and magnesium alloy pistons, the engine's red line speed reaches 16000 revolutions per minute.
- Maintain sufficient fatigue strength under high speed and high load, and pass the WSBK track extreme test.
- The dry weight of the engine is only 52kg, while the track version has a dry weight of 168kg and a thrust to weight ratio of 0.86, surpassing imported models in the same class.
3.Titanium alloy exhaust pipe: weight reduction, efficiency improvement, unique sound wave
The top of the line exhaust pipe of the champion racing car is segmented using carbon fiber, aviation aluminum alloy, and titanium alloy materials. The titanium alloy exhaust pipe is the first mass-produced application in China.
Three core advantages:
- Ultimate lightweight: reduces weight by more than 40% compared to traditional stainless steel (titanium density is about 60% of stainless steel, with higher strength).
- Thermodynamics performance improvement: Easily cope with high-temperature exhaust gases exceeding 800 ℃ in the exhaust system, increase engine high-speed power, reduce turbo lag, and provide more direct power response.
- Unique Sound Wave: Titanium alloy can filter high-frequency noise, making the sound wave deeper, purer, and more magnetic, becoming one of the auditory symbols of performance motorcycles.

Summary: Milestones in Titanium Alloy Technology
ZXM are not just victories in sports events. It marks China's achievement of independent controllability in the field of high-end motorcycle powertrains - from materials to processes, from laboratories to racetracks to mass production. The titanium alloy has undergone ultimate verification under the most stringent working conditions of WSBK, proving that the application technology of domestic titanium alloys has entered the world's top level.
After winning the championship, there has been a significant increase in orders for related titanium components (nearly 10000 units for the valve alone), and an intelligent production line with an annual output of millions of sets has been planned. This is a victory for the domestic high-end manufacturing industry chain, which is jointly tackled by material, precision machining, and complete machine enterprises.
China's motorcycles have achieved legendary status on the global stage, and titanium is the unsung "invisible champion" behind this triumph
Baoji Yibaite New Materials Technology Co., Ltd. - The Best Manufacturer and Supplier of Titanium Materials












