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Cast Iron Flanged Butterfly Check Valve (H47)

Jul 31, 2019
Basic Info
  • Model NO.: H47

  • Connection Form: Flange

  • Function: Prevent media from backflow

  • Name: Butterfly Check Valve H47 (Double flanged type tilting disc check valve )

  • Body:WCB CF8 CF3 CF8M CF3M A105 F11 F22 304 304L 316 316L 

  • Disc: WCB CF8 CF3 CF8M CF3M A105 F11 F22 304 304L 316 316L  

  • Spring:Inconel X750

  • Trim:304 304L 316 316L Monel .

  • Size: Dn50-Dn600

  • Pressure Level:Class150-Class2500

  • Origin: Wenzhou,Zhejiang

  • Structure: Butterfly

  • Application: Water Industrial Usage , light industry

  • Stem: 410 420 304 304L 316 316L

  • Seat:   EPDM PTFE 13CR NBR VITON MONEL STL 

  • Trademark: NIPO

  • HS Code: 8481300000101

About us 

Zhejiang Naibang Valve CO., LTD, Founded in 2000, is a professional valve manufacturer integrating design, technical development, produce and sale service, has a solid strength and rich production experience. Main product check valve ,foot valve, ball valve ,gate valve ,globe valve , butterfly valve,strainer,angle valve.


Design Standard: BS1868

Face to Face:ASME B16.10

Flange :ASME B16.5

Test:API598 API6D


If you are  looking for high quality and durable bags, Naibang Valve is professional in supplying high-end and fashion wafer double disc check valve. We have professional workers designing bags according to different tastes of different customers. Don't hesitate your best bags.