Maplef OS&Y Globe Valve MV50-1211 features a cast iron body, bronze seat rings and a stainless steel rising stem for manual flow regulation and isolation. Its outside screw and yoke design provides visible indication of valve position. Supplied by Alyamitech in Saudi Arabia for compatible water and industrial piping applications.
Key Features
- Rising stem provides visible valve position indication.
- Globe valve design supports throttling and shut-off.
- Bronze body and disc seat rings.
- Epoxy coating helps protect against corrosion.
- PN16 flanged connections for pipeline installation.
Technical Specifications
| Specification | Details |
|---|---|
| Model | MV50-1211 |
| Design | OS&Y, rising stem; BS EN 13789, formerly BS 5152 |
| Pressure rating | PN16 |
| Sizes | DN65–DN300 (2½″–12″) |
| Connections | Flanged ends to BS EN 1092-2, PN16 |
| Water operating range | −10°C to +100°C at 16 bar |
| Listed media | Water, oil and steam; confirm operating limits for oil and steam |
Materials of Construction
| Component | Material |
|---|---|
| Body and bonnet | Cast iron |
| Disc | Ductile iron |
| Body and disc seat rings | Bronze |
| Stem and gland packing | Stainless steel stem; graphite packing |




