butterfly valve

详情

B*0W-YX/HJ/SX
 
Technical Data:
Size: DN****-DN***0
General Design:  API***9
Mounting pad: ISO***1
face to face: API***9;EN**8 ***0 series etc
flange drilling: DIN ***1 PN*0/PN*6
inspection and test: API**8

Product features:
Wafer,lufg or U type flanged body style between FF or RF flanges
PTFE bushing ensure the maximum shaft support and centralized alignment
**0째 polished disc assures positive on-off
Hard-backed cartridge seat 
One piece shaft,pinned and splined disc.
Universal ISO ***1 mounting pad
Material of construction
parts             description                          Material                                      Specification
1                    body                                    cast iron                                   A**6 class B
2                   bushing                                PTFE                                        
3                   o-ring                                    EPDM
4                    shaft                                    stainless steel                            AISI **6
5                   disc                                       stainless steel                            A**1 CF8M
6                   seat                                      EPDM
7                   Pin                                       Stainless steel                             AISI**6

Hiwa B*0 series butterfly valve with hard phenolic seat,pin or splined connection between disc and stem,both wafter and lug style.​​
Advantages:
light,easy to operate.High efficiency,high quality,
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