Dulvaco - Quality Valve Manufacturer

2010 Exhibitions where Duvalco participates

admin — Tue, 15 Jun 2010 03:10:22 +0000

EXHIBITION	VALVE WORLD EXPO 2010
LOCATION	GERMANY
DATE	30NOV – 02DEC2010

EXHIBITION	SURABAYA WATER 2010 EXPO & FORUM, SINGAPORE PAVILION
LOCATION	SURABAYA GRAND CITY, SURABAYA, INDONESIA
DATE	28-30 JULY 2010

EXHIBITION	WATER EXPO @ SINGAPORE INTERNALTION WATER WEEK 2010
LOCATION	SUNTEC INTERNATIONAL CONVENTION AND EXHIBITION CENTRE
DATE	29JUNE – 1JULY2010

EXHIBITION	ASIAWATER 2010 EXPO & FORUM, SINGAPORE PAVILION
LOCATION	KUALA LUMPUR CONVENTION CENTRE, KL, MALAYSIA
DATE	6-8 APRIL 2010

SF Resilient Seated Gate Valve (SFGV)

admin — Mon, 19 Apr 2010 02:20:14 +0000

DN50 to DN600
- Gate encapsulated with rubber
- Rubber type can be selected according to the applicable industry
- Allows pigging

Duvalco SF range of soft seated gate valves has been fully updated to suit our customers’ needs today. Encapsulated and epoxy coating ensure corrosion-free operation with low operating torque.

Overall design generally in accordance to BS 5163, EN 1074-1, EN 1074-2
Face to face generally in accordance to EN 558 Series 3 (BS), Series 14 (DIN F4) or Series 15 (DIN F5)
Flanged Connections to PN10, PN16, ANSI Class 150 or Plain- or Socket end
Working pressure standard – up to PN16
Other type of connection on request

Free-Acting Swing Check Valve

admin — Mon, 19 Apr 2010 02:14:43 +0000

DN150 to DN1200

- Non slam design in all sizes up to DN1200 without the need for dampers or levers/weights

- Double or triple doors designs used for sizes DN500 and above

Duvalco Check Valve Non-Slam design is achieved through a carefully balanced relationship between door weight and angle, providing minimal maintenance and avoiding damage to other pipework components. The absence of weights or dampers minimizes the risk of shaft damage and leakage. All sizes are available with metal seating of the door. Sizes up to DN300 are also available with the door encapsulated in EPDM or NBR
rubber.

Overall design generally in accordance to BS 5153 / EN12334, EN1074-1, EN1074-3
Flange connections to PN10, PN16, ANSI Class 150
Working pressure standard – up to PN16
Other type of connection on request

Hydrant

admin — Mon, 19 Apr 2010 02:08:36 +0000

Up to DN80mm
Underground Screwdown Fire Hydrant

Manufactured in ductile iron, this hydrant fully meets the requirements of BS 750 type 2.

Outlet is to gunmetal (London thread design) and ductile iron (Bayonet or instantaneous).

Potable water compatible materials to BS 6920 are used throughout.

The seating for the stopper is in EPDM to EN681-1 and the whole hydrant is coated in powder epoxy that has WRAS approval.

Wafer Type Check Valve

admin — Wed, 24 Mar 2010 02:31:04 +0000

MF Metal Seated Gate Valve (MFGV)

admin — Wed, 24 Mar 2010 02:30:49 +0000

DN50 to DN2000

- Available in both rising and non-rising spindle designs
- Can be tailored made to suit a wide range of applications

Duvalco MF range of metal seated gate valves are available in rising and non-rising spindle designs and with flange connection to suit customer’s requirement.

Overall design generally in accordance to BS 5150, BS 5163, EN 1074-1, EN 1074-2
Face to face generally in accordance to EN 558 Series 3 (BS), Series 14 (DIN F4) or Series 15 (DIN F5)
Flanged Connections to PN10, PN16, ANSI Class 150 or Plain- or Socket end
Working pressure standard – up to PN16
Other type of connection on request

NSJ-series (NSJ)

admin — Wed, 24 Mar 2010 02:29:40 +0000

The NSJ has an Eccentric Design. The dex series have a double eccentric design. Seat ring exchange is extremely simple and does not require removal of the actuator. 100% tight shutt off. Bi-directional (100% tight shut of up to 10 bar). The preferred direction of flow is indicated on the body. Applicable for all kinds of industries but specially designed as cargo of ballast valve.

Overall design generally in accordance to BS EN 593
Face to face dimension in accordance to manufacturer standard
Actuator flange and shaft end in accordance to ISO 5211
Working pressure from 0.1 Bar Absolute up to 25 Bar (Body Test 32 Bar)
DN 100-DN 2200
Flange connection to JIS 5K, 10K, 16K, DIN PN 10, PN 16, PN25 or ASME Class 150
Other type of connection on request

Mono Flange (Mono)

admin — Wed, 24 Mar 2010 02:29:27 +0000

Mono Flange Butterfly Valve with Centric Disc and Bonded Liner. 100% bi-directional bubble tight shut off.
Applicable for all kinds of industries, especially shipbuilding, offshore, petrochemical, heavy industry, water treatment and civil engineering.

Overall design generally in accordance to BS En 593
Face to face dimension in accordance to EN 558 table I, Series 20 (Series 16 from DN700 and above)
On request available with face to face dimensions in acc. to EN 588 table I, Series 16 as eccentric type MONO/S61
Top flange and shaft end in accordance to ISO 5211
Working pressure from 0.1 Bar absolute up to 16 Bar (Test Pressure 17.6 Bar)
Working pressure up to 25 Bar (Test Pressure 27.5 Bar) on request
Suitable as end of line service valve
DN50 – DN2200
Mounting between flanges to DIN PN10, DIN PN16 or ASME Class 150
Other type of connection on request

Lug Type (LT)

admin — Wed, 24 Mar 2010 02:29:14 +0000

Full water Lug Type Butterfly Valve with Centric Disc and Bonded Liner. 100% bi-directional bubble tight shut off.
Applicable for all kinds of industries, especially shipbuilding, offshore, petrochemical, heavy industry, water treatment and civil engineering.

Overall design generally in accordance to BS EN 593
Face to face dimension in accordance to EN 558 table I, Series 20 (Series 16 from DN700 and above)
Top flange and shaft end in accordance to ISO 5211
Working pressure from 0.1 Bar absolute up to 16 Bar (Test Pressure 17.6 Bar)
Working pressure up to 25 Bar (Test Pressure 27.5 Bar) on request
Suitable as end of line service valve
DN50 – DN2200
Mounting between flanges to DIN PN10, DIN PN16 or ASME Class 150
Other type of connection on request

Wafer Type (MSJ)

admin — Wed, 24 Mar 2010 02:29:02 +0000

Wafer Type Butterfly Valve, Semi Lug, with Centric Disc and Bonded Liner. 100% bi-directional bubble tight shut off.
Applicable for all kinds of industries, especially shipbuilding, offshore, petrochemical, heavy industry, water treatment and civil engineering.

Overall design generally in accordance to BS EN 593
Face to face dimension in accordance to EN 558 table I, Series 20 (Series 16 from DN700 and above)
Top flange and shaft end in accordance to ISO 5211
Working pressure from 0.1 Bar absolute up to 16 Bar (Test Pressure 17.6 Bar)
Working pressure up to 25 Bar (Test Pressure 27.5 Bar) on request
Suitable as end of line service valve
DN50 – DN2200
Mounting between flanges to DIN PN10, DIN PN16 or ASME Class 150
Other type of connection on request