Electric Ductile Iron Gas Butterfly Valve

Electric Ductile Iron Gas Butterfly Valve
Details:
Butterfly valve flange, also known as flange plate or flanged part, is a product that connects valves and pipes in pipelines. The special flange for butterfly valves is the same as a regular flange, but the inner hole is different. The inner hole of the butterfly valve flange is small, and there is an additional groove for inserting a pipe.
Butterfly valve flanges can be individual or combination types, such as the flanges at both ends of the valve, for easy installation of bolts. One end of the pipe is connected to the other end by a flange or a joint, which refers to a foldable connection composed of a flange, gasket, and bolt as a combination sealing structure. The pipeline flange refers to the flange used for piping in the pipeline device, and the valve flange refers to the flange of the valve. The flange has holes, and the bolt tightly connects the two flanges. The flange is sealed with a gasket.
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Description
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Fine smart electric actuator

product-476-328

Product Features

Small size and light weight: both volume and weight are 1/3 of valve products;

Beautiful and generous: die-cast alloy shell. The appearance is fine and smooth and reduces electromagnetic interference;

Complete functions: switch type (i.e. passive contact type), proportional control type, and intelligent adjustment type;

Easy to use: No inspection required. Oil-free, rust-proof and waterproof, can be installed at any angle;

Multiple protections: electrical limit, mechanical limit, overheating protection, overload protection, de-temperature protection;

Various violations: 5 seconds, 8 seconds. 15 seconds, 30 seconds. 50 seconds, 100 seconds, etc.;

CNC adjustment: highly integrated intelligent modules, digital settings, digital tuning, highly accurate self-diagnosis, no need for positioners, automatic control, one machine with multiple functions;

Safety guarantee: Passed AC1500V withstand voltage test, H-class highly insulated motor to ensure body and production safety;

The matching is simple, using single-phase, three-phase, and DC power supplies. The external wiring is simple.

 

Match Wiyh Butterfly Valve

product-485-345

product-501-346

 

Product Details

Various specifications to choose from

Multiple specifications of square mouth and round mouth, pneumatic, manual, electric, etc. optional

product-228-205

Strict selection of materials

Strictly select product materials so you can use them with confidence

product-226-205

Adequate supply

Produced from the source, with many specifications and sufficient inventory

product-229-208

Support Customization

Processing and customization, various specifications, direct sales company, support customization

product-227-206

Available In Various Styles And Dimensions

product-493-449

 

Product Description

Electric flange metal seal flange butterfly valve adopts precision J-shaped elastic sealing ring and triple eccentric multi-layer metal hard seal structure. It is widely used in metallurgy, electric power, petroleum, chemical industry, water supply and drainage and municipal construction where the medium temperature is ≤425℃. On industrial pipelines, it is used to regulate flow and carry and break fluids.

 

Performance Features

1. This valve adopts a three-eccentric sealing structure, with almost no wear on the valve seat and butterfly plate, and has a tighter sealing function as it is closed.

2. The sealing ring is made of stainless steel, which has the dual advantages of metal hard sealing and elastic sealing. It has excellent sealing performance no matter under low or high temperature conditions, and has the characteristics of corrosion resistance and long service life.

3. The sealing surface of the butterfly plate is made of cobalt-based hard alloy surfacing. The sealing surface is corrosion-resistant and has a long service life.

4. This valve has a two-way sealing function. It is not restricted by the flow direction of the medium or affected by the spatial position during installation. It can be installed in any direction.

 

Butterfly Valve Flange Types

Butterfly valve flange is called flange plate or flanged parts. It is a product that connects valves and pipes in pipelines. Butterfly valve special flanges are the same as ordinary flanges, but the inner holes are different. The special flange for butterfly valve has a small inner hole and an extra slot for pipe insertion. ​

 

Butterfly valve flanges can be individual or combined, such as flanges at both ends of the valve to facilitate the installation of bolts. The flange-to-flange connection between one end of the pipe and the other end, or the connection joint, refers to a foldable connection in which flanges, gaskets and bolts are connected to each other as a set of combined sealing structures. Pipe flanges refer to pipeline devices. The flange used for central piping refers to the flange of the valve. The flange has holes. Bolts tightly connect the two flanges, and the flanges are sealed with gaskets.

 

[Butterfly valve flange material] No. 20, A105, Q235A, 12Cr1MoV, 16MnR, 15CrMo, 18-8, 321, 304, 304L, 316, 316L. ​

 

[Sealing surface form] Flat surface (FF), raised surface (RF), convex surface (M), concave surface (F), concave and convex surface (MF), tenon surface (T), groove surface (G), tongue and groove surface (TG), ring connection surface ( RJ).

 

[According to petrochemical industry standards] Threaded flange (PT), butt welding flange (WN), flat welding flange (SO), socket welding flange (SW), loose flange (LJ), flange cover (not noted).

 

[According to machinery industry standards] Integral flange, butt welding flange, plate flat welding flange, butt welding ring plate loose flange, flat welding ring plate loose flange, flanged ring plate loose flange, flange cover. ​

 

[According to national standards] Integral flange, threaded flange, butt welding flange, neck flat welding flange, neck socket welding flange, butt welding ring neck loose sleeve flange, plate flat welding flange, butt welding ring plate loose sleeve Flange, flat welded ring plate loose sleeve flange, flanged ring plate loose sleeve flange, flange cover. ​

 

[According to chemical industry standards] Integral flange (IF), threaded flange (Th), plate flat welding flange (PL), diameter butt welding flange (WN), neck flat welding flange (SO), socket welding flange (SW ), butt welding ring loose sleeve flange (PJ/SE), flat welding ring loose sleeve flange (PJ/RJ), lined flange cover (BL (S)), flange cover (BL).

 

Parts Introduction

product-497-412

 

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