A Hollow Ball is less expensive just because there is less metal involved, and in larger sizes it will contribute to better seat life because its lighter weight reduces eccentric weight-related seat loading. We produce kinds of Steel Plate Welded Ball with or with pipe welded inside the ball.
Hollow Valve Balls Specification
| Pressure Rating | Class 150LB |
| Nominal Size | 1’’ ~ 20’’ |
| Support Types | Curve Slot |
| Materials | Stainless Steel A182 F304, A182 F316, A182 F6A, |
| Coating |
ENP Plating Chrome Plating Tungsten Carbide Chrome Carbide Stellite Inconel |
