BGV
SHUT-OFF VALVES
BELLOW SEALED GLOBE VALVES PN 16 BGV
Description
Bellow sealed globe valves are used when a fluid needs to be intercepted or regulated. Thanks to its design, the optional adjustment cone controls very precisely the flow of fluid within a piping system. It is usually operated manually with a hand wheel, but can also be automated.
Use Case
BGV is tough body and stable valve and can be used at high operating pressures and temperatures. From 350 ° C in the PN 16 version, up to 600 ° C in the PN 25/40 version. The most frequent applications for BGV valves are in the construction of thermoelectric plants, in the supply of hot and cold water, in steam plants or in diathermic oil plants.
BGV FEATURES
Working pressure: PN 16
Design temperature: Max +350°C
Design standard: EN 12516-4:2018
Face to face: EN 558-1:2001
Flanges: EN 1092-1:2018
Tests: EN 12266-1:2012
Coating: Epoxy powder RAL5002, Thickness 60 µm
Leakage rate: RATE B
BGV MATERIALS
( 1 ) Body: Ductile Iron JS1049 / 0.7043
( 2 ) Seat: Stainless Steel X20Cr13 / 1.4021
( 3 ) Disc: Stainless Steel X20Cr13 / 1.4021
( 4 ) Stem: Stainless Steel X20Cr13 / 1.4021
( 5 ) Bellows: SS AISI 304
( 6 ) Gasket: Graphite + SS AISI 304
( 7 ) Bonnet: Ductile Iron JS1049 / 0.7043
( 8 ) Bolt: Chrome-molybdenum steel A193-B7
( 9 ) Nut: Carbon Steel A194-2H
( 10 ) Packing: Graphite
( 11 ) Gland: Carbon Steel GS-C25/ 1.0619
( 12 ) Stem nut: Carbon Steel 1045/ 1C45
( 13 ) Handwheel: Carbon Steel
( 14 ) Cap: Stainless Steel A10
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