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Car Engine Valves For HYUNDAI D4CB 22211-4A000 ( IN ) ; 22212-4A000 ( EX)
Engine Valve for HYUNDAI D4CB
OEM :
SIZE For ENGINE VALVE (IN)
For ENGINE VALVE (EX)
MATERIAL: IN :4CR9SIZMO/4CR10SIZMO
EX:21-4N
Technology
1.Forging blank
2.800 ~1200Centigrade high temperature treatment
3.The inlet end of high-frequency quenching hardness, improve the tail, tail HRC hardness up to 48 ° ~55
°, reduce end fracture and shorten service life
4.Surface nitridation processing, processing depth 0.008mm, nitriding colored grey, rust and increase the
surface hardness
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