Tubular Fully Welded Trunnion Ball Nalve

TYPE OF GROUP WELDING FOR TUBULAR
BODIES
The trisome may be group welded through two symmetrical longitudinal candle line,or may be group welded through one longitudinal welding line.
Feature:Enjoying superior technology,this structure may facilitate the installation of the valve stem and is extremely suitable for all-welded ball valve with large diameter.(disome is suitable for all-welded ball valve with small diameter;trisome is suitable for all-welded ball valve with large diameter).