Valve role is responsible for input to the engine fuel and emissions.

INLET VALVE IS SUH3(4Cr9Si2) ; EXHAUST VALVE IS SUH35(21-4N), normal material:  INLET VALVE IS SUH1(40Cr) ; EXHAUST VALVE IS SUH3(4Cr9Si2).

Engine valves are suitable for TOYOTA,AUDI,BESFORD,BMW,CATERILLAR,CUMMINS,DAF,DAIHATSU,DAEWOO,FORD,FIAT,HILLMAN,

HINO,HONDA,HYUNDAI,ISUZU,KAWASKI,KIA,LADA,LEYLAND,LISTER,MAZDA.BENZ,MITSUBISHI,

NISSAN,OPEL,PAYKAN,PERKINS,PEUGEOT,ROVER,SUBARU,SUZUKI,VOLVO,VOLKSWAGEN AND SO ON.

We have all kinds of valve techniques, entire material valves, double mttal friction welding , small soldering terminal pin, small soldering alloy, shaft chromium-plating , surfacing nitration treatment.Of course , we can produce engine valves according to your samples .