2240

2240

2240

Product catalog summary
General Specifications
Butterfly valves Type 2240: LUG are available in dimensions DN40 to DN600 with pressure ratings of PN16 for DN40-DN150 and PN10 for DN200-DN600. The body is made of GGG40 ductile iron, with disc options in AISI 316 or SS201. Liners are available in NBR, EPDM-H, or FPM, and the stem is made of AISI 420 stainless steel. The surface is coated with three layers of epoxy, and the face-to-face dimensions comply with EN558-1 standards. Operating mechanisms include handle, gearbox, and actuators (pneumatic, electric, or hydraulic).
Options
Optional configurations include ANSI150 pressure ratings for DN40-DN600, alternative body materials such as GSC25N, AISI 304, and AISI 316, and disc materials like Rilsan covered ductile iron, Alu-bronze, Duplex, Hastelloy, and PTFE coated. Liner options include natural rubber, Hypalon, and Silicone, with stem options in AISI 431.
Material Description
The valves are of high industrial quality, certified to EN 10204 3.1, and feature ISO 5211 mounting flanges for direct actuator mounting. They are CE/PED and ATEX approved. The design includes a 3-piece plain bearing for reduced friction and a two-piece stem for high Kv-value and reduced turbulence. The unique plain bearing in the disc ensures low torque, low friction, and long service life.
Component Materials
Key components include a stainless steel stem (AISI 420), preventing plate (AISI 316), screws (AISI 316 and AISI 304), and bushings made of PTFE. The body is ductile iron, with various liner and disc materials available. The valves feature a strong handle in steel or stainless steel and a specially designed seat to reduce torque.
Dimensions and Weights
Detailed dimensions and weights are provided for each valve size from DN40 to DN600, including measurements for A, B, C, øD1, øD2, E, øF, øG, øH, øI, n x øJ, n x øK, L, øZ, R, and ISO weight in kg.
Liner Temperature Range
EPDM-H operates from -15°C to +120°C, NBR from -10°C to +80°C, and FPM from -20°C to +170°C. Optional liners include natural rubber (-30°C to +80°C), Hypalon (-20°C to +75°C), and Silicone (-40°C to +170°C).
Valve Data
The Kv-value, representing the flow coefficient, is provided for each valve size, indicating the m³/h at 1 bar ΔP. Sizing torque values are also listed for each valve size.
Contact Information
DVC International, Ferrarivej 14, DK - 7100 Vejle, Tel.: +45 75 800 690, Fax: +45 75 800 691, E-mail: [email protected], Web: www.dvc.nu
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Catalog excerpts

2240-1

BUTTERFLY VALVES Dimension / Pressure: Material Body: Material Disc: Material Liner: Material Stem: Counter flange: Mounting bolts: Dimension / Pressure: Material Body: Material Disc: Material Liner: Material Stem: 3 layers Epoxy / Epoxy / Pur 160 u, Handle, gearbox, actuator (pneumatic, electric or hydraulic) Rilsan covered ductile iron, Alu-bronze, Duplex, Hastelloy, PTFE coated. Natural rubber, Hypalon, Silicone • Industrial butterfly valve of very high quality. • ISO 5211 mounting flanges enable direct mount- • Approvals - the butterfly valves are CE/PED and ATEX approved. • 3-piece plain bearing reduces friction and prolongs service life. • Two-piece stem resulting in high Kv-value and less • Unique plain bearing in the disc which ensures low torque, low friction, long service life and 100% • Strong handle in steel or stainless steel. • Special designed seat which reduces torque and prolongs service life. DS-2240-UK-271011-4 We reserve the right for changes.

 Open the catalog to page 1
2240-2

•Optional choise - ON REQUEST VALVE DATA Kv = The amount of m3 per hour of 20° C water at 1 bar pressure drop. Cv = The number of US gallons per minute of 60° F water at 1 psi pressure normal pressure is 16 bar, Kv the torque value is the same as the values for the wafer and lug models. The charted values are for water, seawater, lubricating types of hydrocarbons. Temperatures from 0° C to 80° C. Valves are activated at least once a ses, multiply values by 1,1. For non-lubricating and dry media, multiply values by 1,2. When sizing actuators, multiply the charted torque by 1.25. drop. Cv = 1,167...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.