Triple Offeset Wafer Type Metal Seal Butterfly Valve
Product Description
1) Design and manufacture standards:
A) Wafer and lug: API 609, DIN3354
B) Flange and weld: BS5155 / EN598
2) Inspection and test standards:
API 598, DIN3230, BS5146
3) F-to-F:
A) Wafer and lug: API609, DIN3202 K2
B) Flange: ISO 5752
4) End flange dimension:
ASME B16.5 (for NPS<24"), ASME B16.47 series B,
API605, ASME B16.47 series A, MSS SP-44 (for NPS>24"), or BSEN 1092
5) Top flange: ISO5211
6) Connecting: Wafer, Lug, Flange, Weld
7) Size: 1-1/2" - 40", DN40 - DN1000
8) Pressure: Class125 - Class300, PN6 - PN40
9) Temperature: -20° C - 200° C
10) Body: Cast iron / ductile iron / WCB / 304 / 316
11) Disc: Ductile iron / WCB / 304 / 316 / CF8 / CF8M
12) Stem: 13%Cr / 316 / 304 / SS17-4pH
Figure
Wafer or Lug Style
Cast Carbon, Stainless or Alloy Steel
Other sizes and classes available on request
Design Features
Upper and Lower Bearings to maximize valve life
Integral ISO mounting pad for easy valve operation no bracket needed
Each valve is shell and seat pressure tested per industry standard API 598
Available in Wafer and Lug styles
Seat Materials: Multiple seat materials available.
Specifictions
Body Materials:WCB+Stainless Steel
Disc Materials:WCB+Stainless Steel
Stem Materials:WCB+Stainless Steel
Seat Materials:WCB+Stainless Steel
Design specifications:API609
Applications:High Pressure, High Temperature, Critical Service
Application
Municipal Engineering
Circulating water system
Water treatment system
Fire extinguisher system