Product

Double Electric Flanged 1.6 MPa Ductile Iron Butterfly valve With Resilient Seat

 

Detailed Product Description
 

Double Electric Flanged 1.6 MPa Ductile Iron Butterfly valve With Resilient Seat


Ductile Iron Butterfly Valves

Double Flanged Butterfly Valves With Disc Double Eccentric With Resilient Seat Conform to BS EN593 (BS5155)

Size:DN50-DN2000

 

Specification:

Nominal pressure (MPa)

1.6

 

Testing Pressure

Body shell

2.4

 

Seal

1.76

 

Working pressure (MPa)

1.6

 

Suitable temperature (°C)

≤80

Suitable Medium

Water

 

Technical and requirement
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 Specification:

No.

Name of part

Material

BS Designation

 

Coating (350 microns)

Epoxy Resin or   Epoxy fusion bonded

 

 

18

Bolt

Carbon Steel/S.S.

BS970

316S13 or 304S15

17

Connecting Plate

SG(Ductile) Iron

BSEN1563

EN-JS1050

16

Handwheel

SG(Ductile) Iron

BSEN1563

EN-JS1050

15

Gearing Box

SG(Ductile) Iron

BSEN1563

EN-JS1050

14

Shaft (1)

Stainless Steel

BS970

Gr431S29

13

Packing Box

Copper-tin-lead alloys

BSEN1982

CuSn5Zn5Pb5

12

O-Ring

EPDM

BSEN681

IRHD66-75

11

Body Sealing Ring

Stainless Steel

BS970

316S13 or 304S15

10

Rubber Sealing

EPDM

BSEN681

IRHD66-75

9

Retaining Ring

Stainless Steel

BS970

316S13 or 304S15

8

Obturator

SG(Ductile) Iron

BSEN1563

EN-JS1050

7

Obturator Pin

Stainless Steel

BS970

Gr431S29

6

Shaft (1)

Stainless Steel

BS970

Gr431S29

5

Body

SG(Ductile) Iron

BSEN1563

EN-JS1050

4

Shaft bushes

Du Bushes

Self Lubricating Bushes

3

O Ring

EPDM

BSEN681

IRHD66-75

2

.Cover

SG (Ductile)Iron

BSEN1563

EN-JS1050

1

Bolt

Carbon Steel/S.S.

BS4190 (Hot dipped galvd)

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Tel:+86-319-5856918 Email:diefeivalves@gmail.com Add:No.502 Jinglong St,Ningjin County,Hebei.