Street Address: Commercial Street 1# , South Area Of Xinsha Industrial Park , North Qinghe Street , Meli Lake Office
City: Jinan
Province: Shandong
Country/Region: China
The enigne valve for Perkins
The engine valve OEM number :31431961 Over range cover most of automobiles ,trucks ,tractors ,all type of light to heavy duty diesels engines ,earth moving machinerys ,stationary and Marrine engines ,Generator sets etc . There are 4 type of regular & important treatment in making engine valve .as below: 1,Tuff trided /Nitried valves are nitrided to increase the exhaustion strength ,corrosion resistance and wear . 2, Chrome plated valve stems are plated with chrome to increase the wear resistance and also corrosion resistance of the stem . 3, Stellited ( seat hard faced ) Valves made by using deposit of setllite to get high hot hardness at the seat . 4, Bimetal Valve made by joining together two different valve materials by friction weilding where in high hot hardness alloy steel ( austenitic steel ) is used at the head and the stem made from a upright mechanical properties steel ( martensitic steel )