MITSUBISHI S4S S6S 32A04-10101 Engine Exhaust Valve 3044

Material of Engine Valves

Normal material: INLET VALVE IS SUH1(40Cr) ; EXHAUST VALVE IS SUH3(4Cr9Si2).

Good material: INLET VALVE IS SUH3(4Cr9Si2) ; EXHAUST VALVE IS SUH35(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 hardnes

if you have any inquiry, pls send message to 

• youngstar@youngstarmotor.com
• youngstar@youngstarengine.com
• youngstarmotor@hotmail.com