1-1/4″-600LB-SW 3-Piece Ball Valve

1-1/4″-600LB-SW 3-Piece Ball Valve

• Design Standard: ASME B16.34 (Valve Design)
• Pressure Rating: Class 600 (600 LB)
• Socket Weld End: ASME B16.11
• Threaded End: ASME B1.20.1 (NPT)
• Face-to-Face: 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)

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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

  • Designstandard: ASME B16.34 (Valve Design)
  • Druckbewertung: Class 600 (600 LB)
  • Socket Weld End: ASME B16.11
  • Threaded End: ASME B1.20.1 (NPT)
  • Persönlich: 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

Parameter

Spezifikation

Nenngröße

1 ¼ Inch (DN 32)

Druckbewertung

Class 600 (600 LB)

Pressure-Temp Rating:

Per ASME B16.34 for specified body material.

Temperaturbereich

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)

Betrieb

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.

Ball

304/316 SS, Chrome Plated (Standard) or Hardened for abrasive service.

Stängel

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).
  • Sitzdichtheitsprüfung: 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.
  • Persönlich: 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

  • Betätigung: 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

GARANTIE:

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