DN25-PN25-RF Motorized Globe Valve

DN25-PN25-RF Motorized Globe Valve

Nominal Size DN25 (1 inch)
Pressure Rating PN25 (2.5 MPa / 25 bar / Class 150 equivalent)
End Connection Flanged, Raised Face (RF)
Body Pattern Straight Through / Y pattern (optional)
Applicable Media Water, steam, oil, gas, non corrosive and mildly corrosive media
Temperature Range -10°C ~ 200°C (depending on seat and packing material)

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Product Technical Data Sheet

Product Name: Motorized Globe Valve
Model / Size: DN25 – PN25 – RF / Straight Pattern

  1. 一般的な

This product is a motorized globe valve with flanged ends, designed for precise flow regulation and reliable shut‑off. The electric actuator enables remote on‑off or modulating control. Suitable for water, steam, oil, gas, and other industrial media in HVAC, power generation, petrochemical, and general process applications.

  1. Basic Parameters

パラメータ

Value

公称サイズ

DN25 (1 inch)

圧力定格

PN25 (2.5 MPa / 25 bar / Class 150 equivalent)

End Connection

Flanged, Raised Face (RF)

Body Pattern

Straight Through / Y‑pattern (optional)

Applicable Media

Water, steam, oil, gas, non‑corrosive and mildly corrosive media

Temperature Range

-10°C ~ 200°C (depending on seat and packing material)

  1. Design & Manufacturing Standards

Item

標準

Design & Manufacture

GB/T 12235 / BS 1873 / ASME B16.34 (reference)

Flange Dimensions

GB/T 9113 / EN 1092‑1 / ASME B16.5 (PN25 compatible)

Face‑to‑Face Dimension

GB/T 12221 (typically 160 mm for DN25)

Pressure‑Temperature Rating

ASME B16.34 / EN 12516

Inspection & Testing

GB/T 13927 / ISO 5208 / API 598

  1. Main Component Materials

No.

Part

Material (Typical Configuration)

1

WCB (Carbon Steel) / CF8 (304 SS) / CF8M (316 SS)

2

Bonnet

WCB / CF8 / CF8M (matching body)

3

Disc / Plug

Stainless Steel (13Cr / 304 / 316) + Stellite hardfacing (optional)

4

Stainless Steel (13Cr / 304 / 316)

5

Seat Ring

Integral with body or replaceable stainless steel

6

Packing

PTFE / Flexible Graphite

7

Gland Flange

Carbon Steel / Stainless Steel

8

Bolting

Carbon Steel / Stainless Steel (A193 B7 / B8)

9

Handwheel (Manual Override)

Cast Iron / Carbon Steel (if equipped)

Note: Material selection can be customized based on media and temperature requirements.

  1. Dimensions & Weight

Dimension

Value

Face‑to‑Face (L)

160 mm (GB/T 12221 series)

Flange OD (D)

115 mm (DN25 PN25 per EN 1092‑1 / GB/T 9113)

Flange Bolt Circle (K)

85 mm

Flange Bolt Holes

4 × ø14 mm

Height (H) (with actuator)

Approx. 350 – 450 mm (depending on actuator model)

Weight (Valve Body Only)

Approx. 6 – 8 kg

Weight (Complete with Actuator)

Approx. 10 – 15 kg (depending on actuator)

  1. Electric Actuator Specifications

パラメータ

Value

Actuator Type

Electric (on‑off or modulating)

Power Supply

220V AC / 110V AC / 24V DC (optional)

Control Signal

On‑off: Open / Close (with limit switches)
Modulating: 4‑20 mA / 0‑10 V DC

Output Torque / Thrust

Sufficient for DN25 globe valve (typically 50 – 100 Nm)

Protection Class

IP65 / IP67 (weatherproof)

Duty Cycle

80% (modulating) or S2 (on‑off)

Manual Override

Handwheel (standard)

Auxiliary Features

Position indicator, limit switches, heater (optional)

  1. Operating Data

パラメータ

Value

手術

Electric Motorized

圧力定格

PN25 (2.5 MPa / 25 bar)

Shell Test Pressure

3.75 MPa (37.5 bar)

Seat Test Pressure

2.75 MPa (27.5 bar)

Leakage Rate

Zero leakage (soft seat) / Class IV or V (metal seat per FCI 70‑2)

Flow Characteristics

Linear / Equal Percentage (depending on plug design)

  1. 特徴
  1. Precise Flow Control
    Globe valve design provides excellent throttling capability with linear or equal percentage flow characteristics, suitable for regulating applications.
  2. Electric Actuation
    Enables remote operation, automation, and integration into DCS/PLC systems. Modulating version supports continuous process control.
  3. Reliable Shut‑off
    Soft seat option provides bubble‑tight shut‑off; metal seat option offers durability for high‑temperature or abrasive media.
  4. Robust Construction
    Rugged bolted bonnet design ensures long service life and ease of maintenance.
  5. Manual Override
    Handwheel allows manual operation during power failure or commissioning.
  6. Versatile Material Options
    Body materials available in carbon steel (WCB) for general service, or stainless steel (CF8/CF8M) for corrosive environments.
  7. Stem Seal Integrity
    PTFE or flexible graphite packing provides reliable stem sealing with low friction and long cycle life.
  1. Ordering Information

Please confirm the following when placing an order:

  1. Size (DN25) and pressure rating (PN25);
  2. Body material (WCB / CF8 / CF8M);
  3. Seat type (soft seat PTFE / metal seat);
  4. Actuator type (on‑off / modulating) and power supply;
  5. Control signal requirement (if modulating);
  6. Flange standard (GB/T 9113 / EN 1092‑1 / ASME B16.5);
  7. Special requirements (e.g., high temperature, NACE, special coating);
  8. Accessories (positioner, limit switches, heater, etc.).

保証:

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