Our products use same standard materials and processes to Japanese companies.In order to protect our brand influence power, we never use low cost materials and poor processes. We always looking for long-term business relationships and expecting win-win business models. We are cooperating with BMW, Piaggio, Suzuki, Haojue, Zongshen, Lifan, Loncin for a long time. We exported to a dozen of abroad countries as well and have rich experiences.
We use 4Cr10Si2Mo material for intake valve and 5Cr21Mn9Ni4N material for exhaust valve. Stem end high-frequency quenching for intake valve and surface nitriding(tufftriding). Stellite No.1 for stem end and stellite No.6 for conical surface and surface nitriding(tufftriding).
Ultrasonic check for all welding processes.
Micro-structure check and analysis for every lot CB150 engine valve.
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Chongqing Dadong Longteng Automobile & Motorcycle Valve Manufacturing Co., Ltd. is a private joint-stock enterprise, established in1993. We are professional in producing the valves of vehiclesãmotorcyclesãgeneral machines and valve spring retainersãvalve split collets. Our company covers about 50 acre, has more than 500 sets of various of high precision machining and testing equipment. Th...
Basic Information
Company Products / Services: motorcycle engine valve, split collet, spring retainer
