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Valves (622)

Long stem butterfly valve with concentric disc design

FOB Price: US $10.32 - 575.12 / Piece Get Latest Price
Min.Order Quantity: 10 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Month
Payment Terms: L/C,T/T
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Quick Details

Standard or Nonstandard:
Low Pressure
Temperature of Media:
Low Temperature
Port Size:
Place of Origin:
Shandong China (Mainland)
Model Number:
Brand Name:

Packaging & Delivery

Packaging Detail: seaworthy wooden cases
Delivery Detail: 45 DAYS


1,High quality and competitive prices
2,CE,DNV,ISO 9001 approved
3,WRAS,DVGW rubber avaibable

Face to Face:API 609 Category A

                        MSS SP-67

                        BS 5155 Series 4

                        ISO 5752 Series 20

End connection:ANSI 16.1 CLASS 125 ,B16.5 Class 150

                             EN1092-2 PN10.PN16/

                             JIS 5K,10K ,16K

Top Flange:         ISO 5211

Tightness Check: API 598 Table 5

Temperature range: -40°c to 232 °c depending on the medium and selected body/seat materials

Operating Pressure:Max 232 psi(16 bar) for DN50-DN300

                                     Max 150 psi(10 bar) fro DN350-DN1200


Standard Features:

*All wafer and lug type BFV are designed to allow for 2" of insulation

*Wafer body features 2 or 4 flange alignment holes for easy installation

  Lugged body with drilled and tapped holes may be used for dead-end service(Please specify when ordering)

*ISO 5211 top flange for easy actuation

*One-piece shaft design, blow-out proof,ensures positive disc positioning and accurate flow control.

*3 shaft bushing/seals provide shaft support for proper alignment and backup for the primary shaft seal formed by the disc/seat interface

*disc edge is machined and polished 360º to assure low friction,which results in low operating torque plus increased seat life

*Precision taper pins,vibration-proof,ensure positive shaft-disc connection

*The phenolic-backed,non-collapsible,resilient seat is perfectly secured and fully lined in the body,which isolates the body componenets from the media and provides the primary shaft seal.Seat is field replaceable.

*Absolutely tight shut-off in either flow direction

*Can be installed in any desired direction

Not exactly what you want? 1 request,multiple quotations Get Quotations Now >>
Our company is a professional supplier of flow control products and casting parts.

We offer highly cost-effective products and professional services, enjoying a good reputation. Our aggressive team is willing to develop more new products.

We serve some famous customers in the flow control industry, such as W&O SUPPLY INC., VIR VALVOINDUSTRIA ING., RIZZIO S.P.A., etc. Our casting parts have high quality. We are the indirect supplier for ABB.

We have various kinds of certificates, such ... View detail

Basic Information

Product/Service (We Sell): butterfly valve,gate valve,check valve,flange,pipe fitting  
Brands: QIF  
Number of Employees: 11 - 50 People  

Trade & Market

Main Markets: Africa
South Asia
Mid East
Northern Europe
Western Europe
Southeast Asia
Eastern Europe
South America
North America
Total Annual Sales Volume: US$5 Million - US$10 Million  
Export Percentage: 91% - 100%  

Factory Information

Number of R&D Staff: Less than 5 People  
Number of QC Staff: 5 - 10 People  

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How It Works

Verified Supplier - Qingdao I-Flow Co., Ltd.
China (Mainland) | Trading Company | Contact Details
Experience: Established 2010

Communicate with Supplier:

Mr. Zack Zhang
Mr. Zack Zhang:
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1 request,multiple quotations Get Quotations Now >>
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