Dimension :

Stem Dia 4.5 - 15 mm
Head Dia 18 - 65 mm
Length 65 - 195 mm

Material :

Martensitic & Austentic grades of valve steels and super alloys

Special Features :

Hard faced seat (Cobalt base, Iron base and Nickel base)
Bi-metal construction
Wafer-welded Stem End
Through Hardened & Case hardened Stem End
Stellite Tip valve
Spiral-polished under head
Chrome / Nitrided Stem