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Ductile Iron Butterfly Valves

Country/Region china
Company Dalian Dawei International Co., Ltd.
Categories Flanged Butterfly Valve
Telephone 86-411-82783087
ICP License Issued by the Chinese Ministry
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Ductile Iron Butterfly Valves

Ductile Iron Butterfly Valves
Double Flanged Butterfly Valves With Disc Double Eccentric With Resilient Seat Conform to BS EN593 (BS5155)
Size:DN50-DN2000
Specifications:
Nominal pressure (MPa)1.6 
Testing PressureBody shell2.4 
Seal1.76 
Working pressure (MPa)1.6 
Suitable temperature (°C)≤80
Suitable MediumWater
Technical requirements
  1. Design, manufacture are according to standard of BSEN593-98(Butterfly Valves For Waterworks Purpose).
  2. The flange of the butterfly valve is according to PN1.6 Mpa flange of BSEN1092-2 for internal ductile iron flanges.
  3. Inspection is according to standard PrEN12266-3.(No Visible Leakage).
  4. The valves for PN1.0 MPa and PN2.5 MPa are also can be designed and manufactured.
Material Specifications:

No.

Nameof part

Material

BSDesignation

 Coating (350 microns)Epoxy Resin or Epoxy fusion bonded  
18BoltCarbon Steel/S.S.BS970316S13 or 304S15
17Connecting PlateSG(Ductile) IronBSEN1563EN-JS1050
16HandwheelSG(Ductile) IronBSEN1563EN-JS1050
15Gearing BoxSG(Ductile) IronBSEN1563EN-JS1050
14Shaft (1)Stainless SteelBS970Gr431S29
13Packing BoxCopper-tin-lead alloysBSEN1982CuSn5Zn5Pb5
12O-RingEPDMBSEN681IRHD66-75
11Body Sealing RingStainless SteelBS970316S13 or 304S15
10Rubber SealingEPDMBSEN681IRHD66-75
9Retaining RingStainless SteelBS970316S13 or 304S15
Quality Ductile Iron Butterfly Valves for sale
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