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2″-1500LB Pneumatic Globe Valve

2″-1500LB Pneumatic Globe Valve

Size 2 inches (DN50)
Pressure Class Class 1500 LB (PN250 / 3600 PSI)
Body Material Forged Carbon Steel (A105) / Forged Stainless Steel (A182 F304/F316) / Alloy Steel (F22) User specified
Manufacturing Process Forged Steel (Close Die Forged)
Design Standard ASME B16.34 / API 602 / BS 5352
End Connection Standard ASME B16.5 (Flanged RF/RTJ) / ASME B16.25 (BW)
Face to Face Standard ASME B16.10
Test & Inspection Std. API 598 / ISO 5208

TECHNICAL DATA SHEET

Product Name: 2-inch 1500LB Pneumatic Actuated Globe Valve
Model/Specification: 2″-1500LB-PNEUMATIC-GLOBE
Tipo de válvula: Pneumatic Globe Valve (Control / On-Off)
Connection Type: Flanged (RF/RTJ) / Butt Weld (BW) User specified

  1. Basic Design Parameters

Parámetro

Standard/Specification

Tamaño

2 inches (DN50)

Pressure Class

Class 1500 LB (PN250 / 3600 PSI)

Material del cuerpo

Forged Carbon Steel (A105) / Forged Stainless Steel (A182 F304/F316) / Alloy Steel (F22) User specified

Manufacturing Process

Forged Steel (Close Die Forged)

Design Standard

ASME B16.34 / API 602 / BS 5352

End Connection Standard

ASME B16.5 (Flanged RF/RTJ) / ASME B16.25 (BW)

Face to Face Standard

ASME B16.10

Test & Inspection Std.

API 598 / ISO 5208

Clase de fuga

Class V / Class VI (Soft seat) per ANSI/FCI 70-2

Fire-Safe Design

API 607 (Optional)

  1. Technical Specifications

Parámetro

Details

Tipo de válvula

Straight Pattern Globe Valve, Forged Construction

Bonnet Type

Bolted Bonnet / Pressure Seal (for high pressure)

Stem Type

Outside Screw and Yoke (OS&Y), Rising Stem

Disc Type

Parabolic / Needle-type Disc (for throttling)

Seat Type

Metal Seat (Standard) / Soft Seat (Optional – PEEK/PTFE)

Applicable Media

Steam, Water, Oil, Gas, Corrosive Fluids (depending on material)

Temperature Range

-29°C to +425°C (CS/A105) / up to +550°C (F22) / up to +180°C (SS with PTFE)

Flow Direction

Flow over disc (standard) / Flow under disc (optional)

Operación

Pneumatic Actuator (Double-acting / Spring-return)

  1. Pneumatic Actuator Specifications

Parámetro

Details

Actuator Type

Pneumatic Piston / Diaphragm Actuator

Action Mode

Double-Acting / Spring-Return (Fail-Open / Fail-Close)

Air Supply Pressure

3 – 8 bar (40 – 115 PSI) typical

Control Type

On-Off (with solenoid valve) / Modulating (with positioner)

Positioner

Electro-pneumatic (4-20mA input) / Pneumatic (optional)

Accessories

Limit Switches, Solenoid Valve, Air Filter Regulator, Boosters, Manual Override

Mounting Bracket

Custom fabricated, ISO 5211 compliant mounting

Manual Override

Handwheel (optional)

Ambient Temperature

-20°C to +80°C (standard)

  1. Material of Construction (Recommended – Carbon Steel)

Part Name

Material

Standard/Grade

Cuerpo

Forged Carbon Steel

ASTM A105

Bonnet

Forged Carbon Steel

ASTM A105

Disc / Valve Plug

Stainless Steel + Hardfacing

A276 420 / A182 F304 + Stellite

Seat Ring

Stainless Steel (Integral or Renewable)

A182 F304 / F316 (Hardfaced)

Provenir

Stainless Steel

ASTM A182 F6a (13Cr) / A276 420

Gasket

Spiral Wound

Stainless Steel + Graphite

Packing

Flexible Graphite / PTFE

Low sulfur graphite

Stem Nut

Aluminum Bronze

C95400 / CuAl10Fe3

Body Bolts/Nuts

Alloy Steel

ASTM A193 B7 / A194 2H

Yoke

Cast Iron / Fabricated Steel

For actuator mounting

*For Stainless Steel version (A182 F304/F316): body/bonnet to SS, bolting changes to A193 B8 / A194 8 *

  1. Main Dimensions & Connection Details

Note: Dimensions for 2″ Class 1500 Flanged Globe Valve. Based on industry standards .

5.1 Valve Body Dimensions (Face-to-Face)

Tamaño

Pressure Class

L (RF/RTJ) mm

L (RF/RTJ) in

H (Open) mm

H (Open) in

Weight (kg)

Weight (lbs)

2″

1500LB

368 – 371

14.5 – 14.6

355 – 524

14.0 – 20.6

28 – 53

62 – 117

*Note: H(open) and weight vary by manufacturer and actuator size. Valve body weight approx 28-53kg, actuator adds additional weight.*

5.2 Flange Details (Per ASME B16.5 – Class 1500)

Parámetro

2″ Flange

Flange Diameter (OD)

215 mm (8.5 in)

Bolt Circle Diameter (PCD)

165.1 mm (6.5 in)

Number of Bolt Holes

8

Bolt Hole Diameter

25.4 mm (1.0 in)

Bolt Thread Size

7/8″ UNC

Raised Face Height

7 mm (0.28 in)

RTJ Groove

Per ASME B16.5

  1. Pressure-Temperature Rating (ASME B16.34 / Class 1500)

Material Group: Carbon Steel (ASTM A105)

Temperature (°C)

Working Pressure (bar)

Working Pressure (psi)

Notas

-29 to 38

250

3625

Maximum Rating (Class 1500)

100

235

3400

 

200

220

3190

 

300

205

2970

 

400

190

2755

 

425

175

2540

Max for A105

*For Stainless Steel (F304/F316): similar ratings up to 180°C (PTFE seats) or higher with metal seats . For F22 Alloy Steel: up to 550°C with derating .*

  1. Flow Characteristics (2″ – Class 1500)

Parámetro

Value

Flow Coefficient Cv (approx)

~50 – 80 (typical for 2″ globe valve)

Flow Coefficient Kv (approx)

~43 – 70

Flow Characteristic

Linear / Equal Percentage (depending on trim)

Seat Leakage Class

Class V (Metal Seat) / Class VI (Soft Seat) per ANSI/FCI 70-2

  1. Test Pressure (API 598)

Test Type

Medium

Pressure (bar)

Pressure (psi)

Acceptance Criteria

Shell Test (Hydrostatic)

Water

375

5440

1.5 x 38°C Rating (no visible leakage)

High-Pressure Seat Test

Water

275

3990

1.1 x 38°C Rating (Rate A/B per API 598)

Low-Pressure Seat Test

Air / N2

5.5 – 7.0

80 – 100

Bubble-tight

Actuator Test

Air

5.5

80

Function test (full stroke)

  1. Pneumatic Actuator Selection Guide

Actuator Size

Air Supply

Thrust

Action Type

Suitable for

Small

4-6 bar

Low

Spring-Return

On-Off, low DP

Medium

5-7 bar

Medium

Double-Acting

Modulating control

Large

6-8 bar

High

Double-Acting

High DP, emergency shutdown

Note: Actuator sizing depends on differential pressure, required fail-safe action, and operating speed. Final selection by manufacturer based on process conditions.

  1. Features & Applications
  • Key Features:
    • High Pressure Capability (1500LB): Designed for demanding high-pressure applications up to 250 bar .
    • Forged Body Construction: Provides superior strength and reliability compared to cast valves .
    • Pneumatic Actuation: Fast response for on-off or modulating control with 4-20mA positioner options .
    • Excellent Throttling Control: Globe valve design provides precise flow regulation.
    • Flexible Configuration: Available with spring-return (fail-safe) or double-acting actuators .
    • Manual Override: Optional handwheel allows manual operation during air supply failure .
    • Versatile Material Options: Carbon steel, stainless steel, or alloy steel (F22) for various services .
    • Multiple Seat Options: Metal seats for high temperature, soft seats for zero leakage.
    • Low Fugitive Emissions: Optional live-loaded packing for emissions control.
    • Wide Temperature Range: -29°C to 550°C depending on materials .
  • Main Applications:
    • Power Plants: High-pressure steam and feedwater control .
    • Refineries & Petrochemical: Hydrocarbon processing, high-pressure fluid control.
    • Oil & Gas Production: Wellhead control, gathering systems.
    • Pipeline Systems: Pressure control and isolation.
    • Chemical Processing: Corrosive fluid handling (with SS materials).
    • Industrial Boilers: Blowdown and steam control.
  1. Ordering Information

Please specify when ordering:

  1. Valve size: 2″ (DN50)
  2. Pressure class: 1500LB
  3. Body material: A105 / F304 / F316 / F22
  4. End connections: Flanged RF/RTJ / BW
  5. Seat type: Metal / Soft (PEEK/PTFE)
  6. Actuator action: Double-acting / Spring-return (Fail-Open / Fail-Close)
  7. Control type: On-Off / Modulating (4-20mA)
  8. Accessories: Positioner, solenoid valve, limit switches, air filter regulator
  9. Special requirements: Fire-safe, NACE, oxygen cleaning, etc.

Disclaimer: The above data is prepared based on common industry standards (ASME B16.34, API 598, API 602) for pneumatic globe valves . Specific dimensions, materials, and actuator sizing may vary by manufacturer based on actual pressure and temperature conditions. The final technical agreement and certified drawings shall prevail.

GARANTÍA:

SAVVY VALVES se compromete a ofrecer una calidad de producto excepcional y un servicio posventa sin complicaciones. Nuestras válvulas tienen una vida útil mínima garantizada de 12 meses, durante los cuales suministraremos todos los repuestos necesarios e instrucciones detalladas de mantenimiento de forma gratuita. Durante el período de garantía, si se produce algún daño no provocado por el hombre, reemplazaremos los componentes sin coste alguno y ofreceremos soporte técnico profesional. Una vez vencida la garantía, los clientes solo deberán pagar el coste de los repuestos y seguirán beneficiándose de descuentos en los servicios de mantenimiento. Nuestro objetivo es ayudar a los clientes a reducir los costes operativos y mejorar la eficiencia de la producción mediante una calidad fiable y un soporte posventa integral. Ya sea para consultas técnicas o necesidades de mantenimiento, nuestro equipo de expertos responderá con prontitud para garantizar que su sistema de válvulas mantenga un rendimiento óptimo en todo momento.

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