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,
