Rubber lined wafer butterfly valve
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Rubber lined wafer butterfly valve
Size: DN40 – DN500
Design standard: API 609, BS EN 593, MSS SP-67.
Face-to-Face dimension: API 609, ISO 5752, BS EN 558, BS 5155, MS SP-67.
Flange Drilling: ANSI B 16.1, BS EN 1092, DIN 2501 PN 10/16, BS 10 Table E, JIS B2212/2213 5K, 10K, 16K.
Test: API 598.
|
Working Pressure |
PN10 / PN16 |
|
Testing Pressure |
Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
|
Working Temperature |
-10°C to 80°C (NBR) -10°C to 120°C (EPDM) |
|
Suitable Media |
Water, Oil and gas. |
|
Parts |
Materials |
|
Body |
Cast iron, ductile iron, carbon steel, stainless steel |
|
Disc |
Nylon+Ductile iron |
|
Seat |
EPDM / NBR / VITON / PTFE |
|
Stem |
Stainless steel |
|
Bushing |
PTFE |
|
“O” ring |
PTFE |
Technical data:
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