Technical Datasheet
Product Name: 3-Piece Metal Seated Floating Ball Valve with Nipples End
Model: 1″-600LB Nipples End Metal Seated 3-Piece Floating Ball Valve
- General Information
Item | Spesifikasi |
Jenis Injap | Floating Ball Valve (3-Piece Construction) |
Saiz Nominal | 1 inch (DN25) |
Penilaian Tekanan | Class 600 |
Connection Type | Nipples End (Integral NPT male threads or socket weld nipples for direct piping connection) |
Seat Type | Metal Seated (Hard-faced, typically Stellite, Tungsten Carbide, or Hard Chrome) |
Ball Type | Floating Ball (pressure-assisted sealing) |
Binaan Badan | 3-Piece Bolted Body (Swing-out design for easy maintenance) |
Operasi | Lever Handle (or gearbox, lockable option available) |
- Technical Specifications
Item | Spesifikasi |
Penilaian Tekanan | Class 600 (PN100) |
Shell Test Pressure | Approx. 1500 psi (10.3 MPa) |
Seal Test Pressure | Approx. 1100 psi (7.6 MPa) |
Design Temperature | -29°C to +500°C (Depending on seat material; higher temperatures available with specialized alloys) |
Applicable Media | High-temperature media, Steam, Abrasive Fluids, Corrosive Fluids, Slurry, Hydrocarbons, and applications requiring wear resistance |
Leakage Rate | Class V / Class VI per API 598 (Metal seat typically provides tighter shut-off than soft seat under high temperature) |
Peranti Anti Statik | Yes (Complies with API 608 / ISO 17292) |
Blow-out Proof Stem | Yes |
Fire Safe Design | Yes (Complies with API 607 / ISO 10497) |
- Main Material of Parts
Part Name | bahan | Material Grade (Reference) |
Body / End Caps | Forged Carbon Steel / Stainless Steel | ASTM A105 / A182 F316 (or F304) |
Nipples (Integral Ends) | Same as Body | A105 / F316 |
bola | Stainless Steel + Hard-facing | AISI 304 / 316 with Stellite 21 / Tungsten Carbide / Hard Chromeplating |
Batang | Stainless Steel + Hard-facing | AISI 304 / 316 / 17-4PH with hard-facing |
Seat Rings (Metal Seated) | Hard-facing Alloy | Stellite 6 / 21 (cobalt-based), Tungsten Carbide, or 316 + Hard Chrome (fully welded or pressed-in) |
Seat Spring (for bi-directional sealing) | Inconel / Stainless Steel | Inconel X-750 / AISI 316 (ensures continuous seat-to-ball contact) |
Body Seal / Gasket | Graphite / Spiral Wound | Flexible Graphite / 304SS + Graphite |
Packing | Flexible Graphite / Braided | High-temperature graphite packing with anti-extrusion rings |
Thrust Washer | Graphite / High-Temp Alloy | – |
Handle / Lever | Stainless Steel / Carbon Steel | With optional locking device |
- Main Dimensions & Connection Data (Unit: mm/in)
Note: Nipples ends typically include male NPT threads (ASME B1.20.1) or socket weld ends on both sides for direct connection to pipe.
Size (NPS) | Nipple End Type (Typical) | Face to Face (End to End) (L) approx. | Center to Top Height (H) approx. | Lever Length (mm) | Ball Bore Dia (Full Port/Reduced) |
1″ (DN25) | NPT Male Thread (ASME B1.20.1) or Socket Weld | Manufacturer Standard (Typically 150-200 mm) | Varies by design | 150-250 | Approx. 25 mm (Full Port) or Reduced |
Note: Dimensions above are typical. Final dimensions should be based on approved manufacturer drawings.
- Applicable Design Standards
- Design & Manufacture: API 608 / ASME B16.34 / ISO 17292
- End Connections: ASME B1.20.1 (NPT Threads) / ASME B16.11 (Socket Weld)
- Pressure-Temperature Rating: ASME B16.34
- Inspection & Testing: API 598 / ISO 5208 (Leakage Class V or VI)
- Fire Safe Design: API 607 / ISO 10497
- Anti-Static: API 608 / ISO 17292
- Product Features
- Metal Seated Design: Hard-faced seat and ball (Stellite, Tungsten Carbide, or Hard Chrome) provide exceptional wear resistance, high-temperature capability (up to 500°C+), and resistance to abrasive media.
- 3-Piece Construction: Swing-out design allows for easy in-line maintenance; seats, ball, and seals can be replaced without removing the valve body from the pipeline.
- Nipples End Connection: Factory-installed nipples (threaded or socket weld) provide a compact, ready-to-install solution, eliminating the need for separate pipe nipples and reducing potential leak points.
- Floating Ball Design: Ball is pressed against the downstream seat under pressure, ensuring tight shut-off; the spring-loaded metal seat ensures consistent contact even under low pressure or thermal cycling.
- High Temperature Capability: Metal-to-metal sealing allows operation in high-temperature applications where soft seats (PTFE, PEEK) would fail.
- Blow-out Proof Stem: Stem is designed to be retained within the body even if the gland nut is loosened under pressure.
- Anti-Static Device: Spring-loaded ball/plunger ensures electrical continuity between ball, stem, and body to prevent static spark build-up.
- Fire Safe Design: Compliant with API 607, ensuring secondary metal-to-metal sealing in the event of fire damage to primary seals.
Remarks:
- Material Options: Available in A105 Carbon Steel (for non-corrosive high-temperature services) or F316 Stainless Steel (for corrosive services). Specify material grade when ordering.
- Seat Material: Confirm required seat hard-facing material based on temperature and media abrasiveness (Stellite, Tungsten Carbide, etc.).
- Nipple Type: Confirm if NPT threaded or Socket Weld nipples are required.
- Locking Device: Lockable lever handle is available upon request for safety and security.
- For specific dimensional data and torque values, please refer to the official certified drawings from the manufacturer.
JAMINAN:
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