What does the handle butterfly valve model 65 80 mean

Here are some of the well-known brands recognized in the valve industry, which are widely recognized and have a high reputation. While rankings may vary depending on time and market conditions, the following brands are generally considered to be among the top brands in the valve industry:

The following influential first-line brands of water system valves and industrial valves can be used as a reference, but for reference only: Suzhou Neway Valve, Shanghai Guanlong Valve, Shanghai Qizhong Valve, Sanhua, Su Yan, Shentong, Su Valve, Nanfang, Jiang.

First, the word Yao. The above manufacturers are only estimates and references, and the specific situation may vary or fluctuate at any time due to changes in a series of factors such as changes in the market, the size of the competition pattern, and the stability of product quality. As an indispensable key device in industrial production and civil facilities, the quality and reputation of the valve brand directly affect the satisfaction and trust of users.

These brands are known in the valve industry for their innovative technology, high-quality products and reliability. It is important to note that the market and industry are evolving rapidly, and different rankings may vary depending on time and region. For the most up-to-date ranking information, it is recommended to refer to industry reports, professional organizations or market research data for more detailed and accurate information.

This should be the size of the caliber.

Turbine drive to clamp butterfly valve.

D: Butterfly valve (the first letter of die pinyin).

3: Turbo transmission (this item is added: there are 6 for pneumatic, 7 for hydraulic, 9 for electric) 7:

Clamp connection (this item is supplemented: there are 4 for flanges, 6 for welding) A1: A type center line form (also this item is added:

There are also 2 for double eccentricity, 3 for triple eccentricity, and LT type corresponding to type A).

X5: Nitrile rubber seal (this item is supplemented: X3 represents ethylene propylene rubber, and F represents PTFE) 16:

Pressure resistance 16 kg (this supplement kg pressure, etc.) z: butterfly valve body material: gray cast iron (this supplement:

Q stands for ductile iron, C stands for cast steel, and P stands for stainless steel).

B1: Disc material: 304 stainless steel.

Turbine drive to clamp butterfly valve.

D: Butterfly valve. 3: Turbo drive.

7: Clamp connection.

A1: Type A midline form.

x5: Nitrile rubber seal.

16: Pressure resistance 16 kg.

z: Butterfly valve body material gray cast iron.

B1: I agree with the above comments on the material of the valve plate, but the last disc should be electroplated ductile iron. Specifically, please refer to the model of Tianjin Tanggu Valve Factory!