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tianjin worlds valve Co. ltd

 
 
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stainless steel check valve 

  Category : Machinery On-line->Machinery Parts, Accessories & Elements->Piping Systems(Pipes, Valves, Fittings)->check valves

     
stainless steel check valve
 
 
       

  Product Specification
 
  Model No:      H77X
  Country  CN
  Brand  WDS
  Materials  stainless steel
  Size  DN40-DN1400  millimeters  
  Weight  1.5-219 kg
  Color  white
  Packing  plywood case
  Minimum Order  1 set
  Payment Term  TT

 

    Product Detail
  Wafer Type Double Disc Check Valve
Standard:
Design standard conform to: MSS SP-67, API609, EN593
Connection flange conform to: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16,
JIS B2212/2213, BS 10 Table D, BS 10 Table E
Top flange conform to: ISO 5211
Face to face conform to: API609, ISO5752 series 20, BS5155
Test standard conform to: API598
Design characters:
Check valve is used for preventing the back flow of medium in pipelines and equipments. It will open and close automatically by the pressure of medium. When the medium is back-going, valve disc will close automatically to avoid accidents.
1. Tightly sealed, without leakage under the water pressure testing.
2. Economical, light weight, compact design-significantly lighter and less expensive than comparable swing check valves.
3. Easy to install and maintain.
Performance:
Nominal Diameter: DN40-DN1200
Nominal Pressure PN (MPa):
1.0, 1.6, 2.0, 2.5
Testing pressure (water) Ps (MPa)
Body seat: 1.5 times rated pressure
Seat test: 1.1 times rated pressure

Detailed description
Series:dual plate check valve
Size:DN50-900
Design standard:MSS SP-67 ,API609,EN593

Pressure standard: PN10; PN16;PN20;PN25
Face to Face:API609;ISO5752 series20,BS5155
Top flange:ISO5211;
Body:GG25/HT200/WCB/Al-bronze/WCB/SS304
Plate:GGG40+Epoxy/Al-bronze/CF8/CF8M/Cast iron
Spring:SS304/SS316
Seat:NBR/Hypalon/EPDM/Neoprene/NR/Wear-ResistantEPDM/Viton/Silicon/Heat-Resistant EPDM/White EPDM/EPDM(NSF)/PTFE
Stem:SS316/Monel K500/SS416/SS304
Suitable temperature:
-45~135
Medium Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc

Packaging Detail: Inner packing: Individual polybag for each valve Outer packing: plywood box~veneer case, standard size is 1150*950*550mm/1150*950*600mm We can also make the case according to consumer's requirement or the real size of valves.

   


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