Double Eccetric Butterfly Valve Disc Design

  • Product Name:Double Eccetric Butterfly Valve Disc Design
  • Unit Price:
  • Design Standard:BS EN593/BS5155/API609/DIN3354
  • FTF Dimension:ISO 5752 SERIES 13&14 /BS EN558 SERIES 13&14 /API609/DIN3202/ASME B16.10
  • Flange Connection:AWWA C207/ DIN 2501 PN10-16-25/EN1092 PN10-16-25
  • Inspection and Test:EN12266-1/API 598/ISO5208/JIS B2003
  • Delivery Time:15-30days
  • Tel: +86-22-28219562
  • Fax: +86-22-28219554 ext.8888
Product Details: Double Eccetric Butterfly Valve Disc Design

Nominal Diameter:        DN100–DN2400

Nominal Pressure:       10Bar/16Bar/150lb

Design Standard:         BS EN593/BS5155/API609/DIN3354

FTF Dimension:            ISO 5752 SERIES 13&14 /BS EN558 SERIES 13&14 /API609/DIN3202/ASME B16.10

Flange Connection:     ASME B16.1 Class125/ASME B16.5 CL150/ASME B16.47 CL150/AWWA C207/

                                       DIN 2501 PN10-16-25/EN1092 PN10-16-25

Inspection and Test:    EN12266-1/API 598/ISO5208

Material List:

1. Body

    Ductile Iron                  ASTM A536 60-40-18/ DIN1693 GGG40,GGG50

    Carbon Steel               ASTM A216 WCB

    Stainless Steel             ASTM A351 CF8/CF8M

2. Disc

    Ductile Iron                   ASTM A536 60-40-18/ DIN1693 GGG40,GGG50

    Carbon Steel                ASTM A216 WCB

    Stainless Steel             ASTM A351 CF8/CF8M

    Bronze AL-Bronze        ASTM B148 C954

3. Stem 

    Stainless Steel             ASTM A182 304/316/410

    Alloy                             Monel K500

4. Seat                             SS304/SS316/Brass

5. Sealing Ring                EPDM/NBR

6. Retaining Ring             Carbon Steel/SS304/SS316

7. Screw                          Carbon Steel/SS201/SS304/SS316

8. Packing                       NBR/EPDM/VITON/Flexible Graphite

9. Yoke                            Cast Iron/Carbon Steel

10. Bushing                     PTFE/Bronze

11. Pin

      Stainless Steel           ASTM A182 304/316/410

      Alloy                           Monel K500

Structure and Feature

1. Bi-directional tightness.

2. Small in size and light in weight. Easy installation and maintenance.It can be mounted wherever needed.

3. Simple and compact construction, quick 90 degree on-off operation.

4. Minimized operating torque, energy saving.

5. Flow curve tending to straight line. Excellent regulation performance.

6. Long service life. Standing the test of tens of thousands opening/closing operations.

7. Bubbles-tight sealing with no leakage under the pressure test.

8. Wide selection of materials, applicable for various medium.

Product Images: Double Eccetric Butterfly Valve Disc Design
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