BUTTERFLY VALVES
WAFER TYPE
CAT NO. : PVT / BFV / 014

D E T A I L S
Description
Wafer type butterfly valve with soft rubber sleeve, lever operated with flow control device, moulded sleeve, Lug type design.
MOC (body)
CI / CS / SS304 / SS316
MOC (sleeve)
Nitrile / EPDM / BUTYL
Design
BS 5155 - WSP
Tested to
BS 6755 PART - I
Rating
PN6 / PN10 / CLASS 150
End connection
Valves designed to fit without gasket between BS 10 table 'D' - E / ASA 150 flange
On Request
Warm gear op. / motorised op. / pneumatic op. / chain wheel op. / extended spindle
On Request
Neoprean / Viton / Teflon Sleeve

S.No.
PART
MATERIAL OF CONSTRUCTION
1
Lever
MS / SS
2
Indicator
MS
3
Pin
MS
4
Stem
SS410 / SS304 / SS316
5
Seat
EPDM / BUTYL / BUNA N.
6
Body
CI / CS / SS304 / SS316
7
Disc
CI / SS304 / SS316
8
Shaft
SS410 / SS304 / SS316

D I M E N S I O N S (in mm)
Sizes ->
50
65
80
100
125
150
200
250
300
L. Face to face
43
45
46
52
54
56
60
68
78
CV. Centre line to top of Body platform
140
153
160
178
194
203
239
271
310
C. Centre line to top of Flow control lever
182
194
201
218
234
242
305
338
370
NB. Diameter of protruding disc
28
47
67
82.5
107
136
184.5
234
280

CI = Cast Iron  CS = Cast Steel  MS = Mild Steel  SS = Stainless Steel(304/316)  GM = Gun metal(copper alloy)