butterfly valve       wafer         Lug       flange    

B10W-YX/HJ/SX

Technical Data:
Size: DN40---DN1200
General Design:  API1609
Mounting pad: ISO5211
face to face: API1609;EN558 1-20 series etc
flange drilling: DIN 2501 PN10/PN16
inspection and test: API598

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
360째 polished disc assures positive on-off
Hard-backed cartridge seat 
One piece shaft,pinned and splined disc.
Universal ISO 5211 mounting pad
Material of construction
parts             description                          Material                                      Specification
1                    body                                    cast iron                                   A126 class B
2                   bushing                                PTFE                                        
3                   o-ring                                    EPDM
4                    shaft                                    stainless steel                            AISI 316
5                   disc                                       stainless steel                            A351 CF8M
6                   seat                                      EPDM
7                   Pin                                       Stainless steel                             AISI316

Hiwa B10 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,