YOUNG STAR MOTOR CO.,LTD.
YOUNG STAR MOTOR CO.,LTD. Provides quality products and the service, let the customer be satisfied
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| Product's name | engine valve for MITSUBISHI 4M40 4M40T |
| Place of origin | China(Mainland) |
| Type | Intake&Exhaust valve |
| OEM number | ME201705T ME202687 ME200050 ME201706T ME202688 ME200051 |
| Chemical composition | 4CR9SI2MO(JIS suh3) & 21-4N(JIS SUH35) |
| Brand Name | MITSUBISHI |
| Size | 41*8*108.5 (IN) 35*8*108.4mm(EX) |
| Port of shippment | Shanghai,Ningbo |
| Payment terms | L/C at sight,T/T,Western Unoin,Paypal etc. |
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
