详情描述

Imported Self-Regulating Pressure Reducing Valve

Section 1: Imported Self-Regulating Low-Pressure Control Valve Product Overview

　　 Germany's VorwerkWODEAn imported self-contained low-pressure regulating valve is an energy-saving product that requires no external energy. It compares the pressure changes of the medium in the process pipeline with signals to balance the force of the regulated medium with the output force of the actuator, achieving stable pressure and differential pressure values. It employs a balanced single-seat valve, offering pressure stability, high precision, and good sealing, suitable for controlling small differential pressures.

Self-contained low-pressure regulating valves are suitable for controlling the mixture ratio flow of two fuel gases in various industrial furnace combustion systems or for use in the sealing oil system of hydrogen-cooled power generating sets. Additionally, they can be used for automatic control of pressure reduction, stabilization, or relief for various industrial gases. They allow for adjustment of set values during operation. Therefore, they are applicable in various scenarios, such as automatic micro-pressure regulation for fuel gases in industrial furnace combustion systems, intermediate products of petroleum, or protective gases in oil storage tanks, as well as for protective gases in heat treatment processes.

Imported Self-Operated Low-Pressure Regulating Valve Key Technical Parameters

Nominal Bore SizeDN

20

25

32

40

50

65

80

100

125

150

200

Rated Flow CoefficientKv

7

11

20

30

48

75

120

190

300

480

760

Permitted pressure difference
  (Mpa)

PN16

1.6

1.5

1.2

PN40

2.0

Valve cover style

Standard Type (Integrated)

Cover type

Bolt-tensioned

Sealant Material

VType PTFE, PPL, asbestos textile filler, graphite filler

Pressure staging range
  (KPa)

0.5～6 　　5～10　 9～15　 12～19　 18～25 　22～30
  28～35 　32～40　 38～50 　48～60　 58～72　 70～100

Minimum pressure differential to ensure normal operation of the pressure reducing valveP

≥0.01(MPa)

Operating Temperature

≤80℃

Suitable medium

Gases, steam, low-viscosity liquids

Valve core type

Single seat, sleeve type valve core

Flow Characteristics

Linear

Note: German WOERD oxygen regulating valveWODEValves are all made of stainless steel and are degreased for treatment.

Section 3: Imported Self-Operated Low-Pressure Regulating Valve Key Components Materials

Part Name

Parts material

Valve body

WCB

CF8

CF8M

CF3M

Valve Seat

304

304

316

316L

Foam Core

304

304

316

316L

Valve cover

Q235

304

316

316L

Valve Stem

304

304

316

316L

Down Cover

Q235

Diaphragm

EPDMOrFKMFiber blend

Coating film

Q235

Sealed Lid

Q235

Bolted Cap

Q235

Four: Self-contained Low-Pressure Regulating Valve for Import Structure Diagram

Note: Due to the website layout, please contact Ward's distributors for specific dimensions.

V. Main Performance Indicators of Imported Self-Regulating Low-Pressure Control Valves

Adjustable accuracy

≤10%

Permitted leakage amount
  (Under specified experimental conditions)

Rigid seal

4×0.01%Rated Valve Capacity

Soft Sealing

DN(mm)

20

25

32

40

50

65

80

100

125

150

200

0.15

0.3

0.45

0..6

0.9

1.7

4.0

6.75

If you have any questions.Please call us, and we will certainly do our best to provide you with excellent service! If you need to inquire about more detailed product information, welcome to contact Germany Vorde.WODEAuthorized Level 1 Distributor: Beijing Yongdebao Valve Co., Ltd.