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Emco Controls A/S
Høgevej 6
DK- 3400 Hillerød
Denmark

Phone +45 4576 94 00
Fax +45 4576 94 01

emco@emco.dk

Emco Controls A/S receives the Gazelle award from the leading Danish business newspaper Borsen in recognition of being one of Denmark's fastest growing companies.

 

    

 

Classical Venturi Tube as Cast, Type KVR


 Venturi tube as cast

Principle EMCO classical venturi tubes are used as primary elements in flow measurement of steam, liquid and gas according to the differential pressure principle. 


Construction
Design Standards : ISO 5167-4 and ASME MFC-3M
Sizes : DN 100 - 800 according to ISO 5167
Beta (d/D) : 0,3 £ ߣ 0,75
Pressure rating : PN 10 - 640, 150 - 2500 lbs, ISO PN 20 —420
Material : Carbon steel, AISI 316, Duplex, 254 SMO others on request.
Mounting style : Weld ends according to DIN 2559 or ANSI B16.25. Flanges acc. to DIN or ANSI B16.5 standards or Grayloc Clamp connections.
Pressure taps : Weld ends Ø 21.3 mm, 26.9 mm, thread connection 3/8", 1/2" BSP, 1/2" NPT, or flanged.
Tappings : Single pressure tappings or 2x4 tappings each arranged with an external annular ring to equalise the pressure.
Outlet cone : 7 — 15 °
 
Technical Data
Accuracy : 0,7 % (according to ISO 5167-4)
Pressure loss : Depending on outlet cone between 10 - 15 % of the differential pressure measured
Limits for Re. No. : 2 x 10 5 < ReD < 2 x 10 6 according to ASME
Accessories : Shut -off valves and condensing chambers for steam flow.
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Venturi tubes, Flanged, Weld ends, Clamp connections

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