Street Address: Commercial Street 1# , South Area Of Xinsha Industrial Park , North Qinghe Street , Meli Lake Office
City: Jinan
Province: Shandong
Country/Region: China
Weichai power
The engine valve size : 55*11*159.5 the OEM number : 612600050073 ( Intake valve ) 612600050025 ( Exhaust valve ) Process : heat treatment : full solution ,hardening (tip and seat ),profile hardening Surface treatment : Chrome plating ,salt Bath Nitriding Welding : two piece frication welding ,tip and resistant welding ,seat hardfacing