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General| Type | Double Block and Bleed Valve |
|---|---|
| Body Material | Stainless Steel |
| Seat Material | PTFE |
| Connection Type | Flanged |
| Standards | ASME B16.34 |
Specifies suitable applications and compliance with Pressure Equipment Directive (PED).
Covers safe access, lighting, pipeline hazards, and surrounding environment risks.
Addresses system impact, pressure isolation, temperature, tools, clothing, and permits.
Covers safe handling, hot surfaces, non-draining products, freezing, disposal, and returns.
Details the valve's function, construction, and available types.
Lists available sizes, connections, and pressure/temperature limits.
Verifies material suitability and operating limits against system requirements.
Covers preparation, orientation, bleed port placement, and steam system advice.
Details correct manual handwheel operation, position indicator, and valve keys.
Mandates integrity testing before double isolation for safety.
Outlines handwheel isolation procedures before downstream maintenance.
Covers general safety, isolation, cooling, cleaning, and a visual maintenance sequence.
Details procedures for handwheel, gaskets, stem packing, stem/bellows, and disc.
Guides on final assembly, aligning components, and tightening bolts.
Lists the parts that are available as spares for the valve.
Provides instructions on how to order replacement parts with examples.
