Sliding Type Line Blind Valve
8" Class 150# Line Blind valve ASME DIN ISO Carbon Steel
Select a line blind valve type to browse related models in this category.
| Description | Standard |
|---|---|
| Size | DN 15 (1/2") to DN 1200 (48") |
| Pressure class | ASME 150#, 300#, 600# |
| Body material | Carbon steel 、Stainless steel |
| Spectacle Plate | Stainless steel |
| Stem | Stainless steel |
| Bolting | Alloy steel |
| O-Rings | Viton, Buna-N |
| Temperature | 232°C / 450°F |
| Pipe Connection | BW /RF |
| Certification | ASME, DIN, ISO, PED |
| ASME Standard | Description |
| B16.5 | Pipe flanges and flanged fittings |
| B16.34 | Valves - flanged, threaded and welding end |
| B31.1 | Power piping |
| ASTM F1020 | Line Blind Valves for Marine Applications |
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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