Sliding Type Line Blind Valve
Forged Slide Blind Valve DN400 PN40 LF2, EN12516-1/2 for Steam Service
Select a line blind valve type to browse related models in this category.
| Type | Slide Blind Valve |
|---|---|
| Size | DN400 |
| Pressure | PN40 |
| Connection | RF |
| Operation | GEAR |
| Body Material | A182 LF2 |
| Design Norm | EN12516-1/2 |
| Face to face | Supplier Standards |
| Flange dimension | GOST 33259-Type B |
| Test & Inspection Code | EN12266-1/2 |
| Temperature | -46 ~ 350 °C |
| Applicable Medium | Water, Oil and Gas |
Product Features
- Cam-slide mechanism switches between open bore and solid blind plate in one body
- Switching is performed after local depressurization without spreading flanges
- Visible external position indication for open or blind status
- Manual, gear, pneumatic, hydraulic, or electric actuation available
- Suitable for high-temperature steam and multi-media pipelines
Selection Guide
- Confirm nominal size (NPS/DN) and pressure class (ASME Class or PN)
- Select body material for operating temperature and media (A105, F11, CF8, etc.)
- Define end connection: RF, RTJ, or BW per piping specification
- Specify actuator: handwheel, bevel gear, or automated drive
- Confirm local depressurization and venting procedures before switching
Typical Applications
Petrochemical media switchingSteam turbine isolationRefinery maintenance blinding
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