Double eccentric butterfly valves – Carbon steel – Wafer – ANSI 150

Double eccentric butterfly valves – Carbon steel – Wafer – ANSI 150

Double eccentric butterfly valves – Carbon steel – Wafer – ANSI 150 can be used for: Heating, geothermics, industrial cold, shipbuilding, petrochemical


Size: DN 50 to DN 600 


Body carbon steel ASTM A216 WCB

Disc stainless steel ASTM A351 CF8M

Seat PTFE with 15% graphite

Temperature:  – 29°C to + 210°C

Pressure: max. 25 bars

Steam: max. 10 bars

When using at dead end of pipeline, reverse preferential flow direction

100% tightness

Wafer type Between Class 150 (PN20) flanges

Between Class 150 (PN20) flanges

Double eccentric

Bidirectional with preferential flow direction indicated by the arrow

Fire safe according to ISO 10497 : 2010

ISO 5211 mounting pad

Stainless steel CF8M disc

Full crossing stem

10 positions ductile iron handle, with locking device up to DN150 ( NPS 6“ )

Gear box from DN 200 to DN600 ( NPS 8″ to 24“ )

Inorganic zinc rich primer, gray color, 10 µm thickness for carbon steel

Finish painting heat resisting aluminum Silver color RAL 1504, 30 µm thickness for carbon steel

Ductile iron EN GJS-400-15 handle with silver painting RAL 9006 color


 Fabrication according to ISO 9001:2008

 DIRECTIVE 97/23/CE : CE N° 0035 Risk Category III module H

 Designing according to API 609

 Marking according to MSS SP-25

 Tightness tests according to ISO 5208, range A

 Between flanges according to ANSI B16-5 Class 150 (PN20)

 ISO 5211 mounting pad

 Length according to EN 558 series 20 ( ISO 5752 series 20 )

 Fire safe according to ISO 10497 : 2010

 ATEX Groupe II Category 2 G/2D Zone 1 & 21 Zone 2 &22 ( Optional marking )

 Approval certificate Russian Federation GOST-R

 

 

 

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