Air starting valve provides a smooth pressure transition gradient from atmosphere to vacuum.A small .062-inch diameter adjustable aperture is activated independently from the main valve opening. Regulation of air flow through the bypass valve is made using an adjustment scre... 

Valves are made from chrome-silicon alloy steel Stellite ® seated (to operate under high temperature and high stress conditions). We can also supply valve as per customer requirement.

Valve guides are made from grey cast iron alloy. The structure of valve guides has good wear resistance. Grey cast iron with high phosphorous content gives high wear resistance or corrosion resistance and improved running properties even in poor lubrication conditions.