Detailed Product Description

We can produce valve seat and valve guide of 3TNE84,4TNE88,4TNE94 for YANMAR.

The material of Valve Seat is made up of High Chrome Molybdenum Cast Iron Alloy is the advanced technology introduced from overseas company of  internal-combustion engine and the latest formula developed by Shanghai internal-combustion engine institute under the actual situation of China .This high chrome molybdenum cast iron alloy is melted by high tempreture. So this material are be of high attrition endurance,high temperature endurance and high erosion endurance.Under normal conditional,the valve seat can be used 150300 thousand kilometre.

Our companyhas had cooperated with Quanzhou internal-combustion engine accessories developed the 6102 valve seat(Match for FSR112.113/6BD1)and gained the Fujian province Scientic and technical payoffs Prize in 1992.

The material of Valve Guide made of High Phosphor Cast Iron Alloy is developed by overseas automobile company and adopt formula of valve guide from NanJing New Daily Automobile Company. This formula is the advanced technology by ninety. The Valve Guide is of high attrition endurance,high temperature endurance and high erosion endurance. Furthernore, this material is of better resistance to wear .and still make the engine  work under worse conditional. Our products pass the destructive test for 300hrs which show our productsquality gain the best effect. Under normal conditional, this product can use 150^~300 thousand Kilometre which is higher than the valve guide made up of powder metallurgy .