TECHNICAL DATA SHEET
PRODUCT: 3-Piece Ball Valve
MODEL / REFERENCE: 1-1/4″-600LB-SW*NPTM
TYPE: Full Port, Floating Ball, End Entry (3-Piece Bolted Body)
1.0 PRODUCT DESCRIPTION & APPLICATION
A robust 3-piece ball valve designed for reliable on/off service in high-pressure industrial applications. The three-piece bolted body construction (two end caps and a center section) allows for easy in-line maintenance and seat replacement without removing the valve from the pipeline. This model features a Socket Weld (SW) end on one side and a Male NPT (NPTM) threaded end on the other, providing installation flexibility for systems transitioning between welded and threaded piping. Suitable for a wide range of applications including process instrumentation, oil and gas, chemical transfer, power generation, and general industrial services.
2.0 DESIGN & STANDARDS
- 設計基準: ASME B16.34 (Valve Design)
- 圧力定格: Class 600 (600 LB)
- Socket Weld End: ASME B16.11
- Threaded End: ASME B1.20.1 (NPT)
- 対面: Compliant with standard industry dimensions for 3-piece valves.
- Fire Safe: API 607 / ISO 10497 (Optional)
- Anti-Static: Per API 608 (Standard)
- Blow-Out Proof Stem: Per API 608 (Standard)
3.0 GENERAL SPECIFICATIONS
パラメータ | 仕様 |
公称サイズ | 1 ¼ Inch (DN 32) |
圧力定格 | Class 600 (600 LB) |
Pressure-Temp Rating: | Per ASME B16.34 for specified body material. |
Temperature Range | Standard: -20°F to +450°F (-29°C to +232°C) with standard PTFE seats. Extended ranges available with alternative seals. |
Flow Characteristic | Full Port (FP) design for minimal pressure drop. Reduced Port (RP) optional. |
Port Configuration | One End: Socket Weld (SW) Opposite End: Male NPT Thread (NPTM) |
手術 | Manual Handle (Standard). Gear Operator, Pneumatic, or Electric Actuation available. |
Seat Leakage Class | ANSI/FCI 70-2 Class VI (Standard Soft Seat). Class IV (Metal Seat) optional. |
4.0 PRESSURE-TEMPERATURE RATINGS
- Rated per ASME B16.34 for Class 600. The maximum allowable working pressure depends on the selected body and seat materials and the operating temperature.
- Example (CF8M Body with PTFE Seats): 1440 psi @ 100°F (38°C), ~285 psi @ 450°F (232°C). Consult detailed P-T chart.
5.0 MATERIALS OF CONSTRUCTION (STANDARD)
Component | Material Specification |
Valve Body (3 Pcs) | ASTM A351 CF8 / A182 F304 (304 SS) Optional: CF8M / F316 (316 SS), CF3 / F304L, CF3M / F316L, WCB Carbon Steel, Alloy 20, etc. |
ボール | 304/316 SS, Chrome Plated (Standard) or Hardened for abrasive service. |
幹 | 304/316 SS (17-4PH SS optional for higher strength) |
Seats & Seals | Virgin PTFE (RPTFE, PEEK optional for higher temp/pressure) |
Body Seals (Gaskets) | Graphite/SS Spiral Wound (High-Temp) or PTFE Envelope |
Body Bolts/Nuts | ASTM A193 B8 / B8M (SS304/316) |
Handle / Lever | Powder-Coated Steel or Stainless Steel |
6.0 KEY DESIGN FEATURES
- 3-Piece Bolted Body: Enables easy maintenance, seat inspection/replacement, and cleaning without removing valve ends from the pipeline.
- Dual End Connections: Offers versatile installation where welded and threaded connections are required. Socket Weld provides a strong, leak-proof joint. Male NPT allows for straightforward threaded installation.
- Full Port Design: Provides a flow area approximately equal to the pipe ID, minimizing pressure loss.
- Blow-Out Proof Stem: Stem is securely retained, ensuring safety under full pressure.
- Anti-Static Device: Ensures electrical continuity between ball and body.
- Locking Device Tab: On the handle for padlock application (safety isolation).
7.0 TESTING & INSPECTION
- Shell & Seat Pressure Test: Per API 598 / ISO 5208 standard.
- Hydrostatic Shell Test: 1.5 x Class Rating (900 psi for Class 600).
- シート漏れテスト: 1.1 x Class Rating (660 psi for Class 600) with air or water.
- High-Pressure Gas Test: Optional (per customer request).
- Documentation: Certificate of Compliance (COC) with test results. Material Test Reports (MTRs) available upon request.
8.0 DIMENSIONS & WEIGHT
- Socket Weld (SW) End: Prepared per ASME B16.11. Customer must ensure pipe end is prepared correctly for insertion.
- NPT Male (NPTM) Thread: Tapered thread per ASME B1.20.1. Sealant (e.g., thread tape/paste) is required for leak-tight joint.
- 対面: Standard dimension for 1-1/4″ Class 600 3-piece ball valve. Detailed drawing available upon request.
- Weight: Approximately [e.g., 8-10 lbs / 3.6-4.5 kg] depending on material.
9.0 INSTALLATION & MAINTENANCE NOTES
- Ensure the valve is in the fully open position during welding of the Socket Weld end to prevent heat damage to internal seals.
- Use appropriate thread sealant compatible with the process fluid on the NPTM end.
- For disassembly, relieve line pressure completely before loosening the two body bolts.
- Regular maintenance (cleaning, seal replacement) is simplified due to the 3-piece design.
10.0 OPTIONS & ACCESSORIES
- 作動: Pneumatic (double-acting/spring-return), Electric, Hydraulic actuators with mounting kits.
- Gear Operator for high-cycle or high-torque applications.
- Mounting Pad / ISO 5211 Top Flange for easy actuator installation.
- Locking Handle / Limit Switch Kit
- Stem Extension for insulation or buried service.
- Drain / Vent Port on the body cavity.
- Fire-Safe Seats & Stem Seals (per API 607)
- Special Materials & Coatings
保証:
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