Electric stainless steel lug butterfly valve


Product model: LTD971X

Nominal diameter: DN40 ~ 2000mm

Nominal pressure: PN0.6 ~ 1.6Mpa

Applicable temperature: ≤ 80 ℃

Applicable media: water, steam, oil, weak acid and alkali, etc

Main materials: cast iron, carbon steel, stainless steel, etc

Driving mode: manual, worm gear, pneumatic, electric


PRODUCT OVERVIEW

Electric stainless steel lug butterfly valve is composed of PSQ, HQ, UNIC, 361rs and other series angular stroke electric actuators (small, Q-type, explosion-proof) and lug butterfly valve. The valve body is imported from foreign technology and adopts the center line straight plate design and three-dimensional eccentric design. The valve seat and butterfly plate are almost free of wear. It has the sealing function of getting tighter and tighter, and meets the national GB / T13927-92 valve pressure test standard. It is not only used in the industrial process automation of electric power, environmental protection, chemical industry, steel plant, petroleum and other industries It is also applied to the cooling water system of thermal power station.


PRODUCT FEATURES

1. Small and smooth shell, small volume, light weight, simple wiring, beautiful and easy to move and maintain.

2. Superior performance, stable and complete, including ordinary type, potentiometer type, passive type, intelligent type, fast closing, slow closing, indicator display, etc.

3. The power loss rate is low, which can save a lot of cost.

4. The technology is advanced, the electronic part adopts imported components, the performance is stable, the mechanical part is processed finely, precision and wear-resistant, and is equipped with multiple protection devices to avoid damage caused by improper operation or overload. The manual electric device can be controlled manually at any time, and the compact structure optimization design eliminates the shortage of high working noise.

5. The intelligent integrated device has 4 ~ 20mA signal input and output, proportional regulation control and positioning, no manual control, position self-locking, simple connection, stable and reliable performance, high control precision, fast response speed, etc.

6. It is convenient to install on the valve. It can be directly installed on the manual valve without machining.

7. The voltage can be provided by AC220V, dc220v, DC24, AC110V and other power supplies.


EXECUTIVE STANDARD

Design criteria

GB/T12238-2008、ISO 10631-1994

orBS EN593-1998、BS5155、MSS SP-67

Flange connection

GB/T17241.6-2008、

JIS B2212-B2214-1999,JIS B2220-2004、JIS B2210-1984、ANSI B16.5-2009,

ANSI B16.47-2006、ISO 7005-2

orBS EN 1092-2002(PN6、PN10、PN16、 Class 125、 Class150、5K、10K、 16K)

Structure lengthGB/T12221 -2005、IS0 5752-1988SBSEN558-1
Pressure testGB/T13927-2008、JB/T9092-1999、ISO 5028-1993 or BS 5755-1-1986
Top flangeComply with ISO5211 and other standards


MATERIAL OF MAIN PARTS

valve body

Carbon steel, stainless steel, chromium molybdenum steel

Disc

Carbon steel, stainless steel, chromium molybdenum steel

Seal ring

Silicone rubber, fluororubber, stainless steel

Valve stem

2Cr13、304

Sealing packing

Polytetrafluoroethylene, flexible graphite



电动不锈钢凸耳式蝶阀 (图1)


MAIN OVERALL CONNECTION DIMENSIONS

Nominal diameter DNLPN1.0MPaPN 1.6MPaH1H2H3H4KE
D1D2n-MD1D2n-M
200712803528-2029026212-201752603044511588.9
2507635031712-2035532412-222032923044511588.9
3008339036012-2040036816-2224233730445140107.95
3509243540312-22
44541316-2226736834245140107.95
40010249546316-2251047516-2432540034251.2197158.75
45011455552316-2256553020-2434542234251.2197158.75
50012460557320-2262058520-2437848035064.2197158.75
60015471568020-2473069020-3047556235070.2276215.9
70016582078524-2484080024-3053562439266300254
80019093089024-3095090528-3060667239282300254
900203103099024-30
1050100528-30670720417118300254
10002161130109028-301160111028-36735800417142300254
12002541350130532-301380132532-36878940.7496150350298

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