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Quick Details

  • Standard or Nonstandard: Standard
  • Structure: Check, Check/swing
  • Pressure: Medium Pressure
  • Power: Manual
  • Material: Casting, Cast iron
  • Temperature of Media: Normal Temperature
  • Media: Water,oil.steam
  • Port Size: DN40-DN600
  • Place of Origin: Shandong, China (Mainland)
  • Model Number: ZHF-SB
  • Brand Name: Dongsheng
  • Application: General
  • Size: DN40-DN600
  • Temperature: -20--135℃
  • Suitable medium: Water,oil.steam
  • Standard: DIN/BS/JIS/ANSI
  • Advantage: No leakage
  • Color: Blue
  • Brand name: Dongsheng
  • Certificate: ISO9001:2000&CE

Packaging & Delivery

Packaging Details Inner packing: Plastic package Outer packing: Plywood case, and other packing details as customer's request
Delivery Time 30-45 days

Cast-iron Double Plate Swing Check Valve  Size:DN40-DN600 or 1.5"~24" inch

FEATURES & BENEFITS

  • Double door wafer check valves permit flow in one direction only and close automatically if flow reverses.
  • They are entirely automatic in action,depending upon pressure and velocity of flow to perform the functions of opening and closing.
  • Check Valves offer greater flexibility and low cost in most piping systems and moreover , of its light weight , it is so convenient to install and has smaller face to face dimension than conventional swing check valve .
  • These valves can be supplied to match the international standards of flange (DIN,ANSI,JIS & BS) .

 

DongSheng check valves when compared with order traditional isolating valve such as swing check valve offer the following advantages:

Low purchase cost

Compact design

Non-slam principle of operation

Light weight

Easy installation

Good flow characteristic and less pressure drop

Suitable for horizontal and vertical up flow

 

Typical Applications:

 

Heating air-conditioning pipe lines
High frequency lines
Fire extinguishing system
Vessel pipelines
Iron and steel industry 
Mineral, oil industry
Wood working, pulp and paper industry
Textile industry
Water and condensate lines

 

Applicable fluids:

 

Water , warm water , sea water , air and weak acid

Material:

 

Body

Cast iron

HT20-40

Plate

Stainless steel

SS304

SS316

Bonnet basket

Synthetic rubber

NBR

EPDM

Turning axie

Stainless steel

2Cr13

Spring

Stainless steel

SS304

 

Application:

PN Nominal pressure

1.6Mba

Sealing test pressure

1.76Mba

Strength test pressure

2.4Mba

Suitable temperature

-20—135

°C

 

Factory Show


 
 

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China (Mainland) | Manufacturer, Trading Company
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