Page 2 of Yaao Valve Company Technical Articles | EN | ES
Functions and Operation of Ball Valve

Functions and Operation of Ball Valve

  • 08 17, 2016

About ball valves: Ball is a sphere with a circular channel for disc, ball rotating with the stem of the valve action to achieve headstock. The headstock of ball valve is a perforated sphere, which ro...

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Characteristics and Installation of Forged Steel Flange Gate Valve

Characteristics and Installation of Forged Steel Flange Gate Valve

  • 08 11, 2016

The bonnet of forged steel flange gate valve can be classified into three kinds: bolted bonnet, welded bonnet and pressure self-tightening type bonnet. The main characteristics of the valve are having...

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The Fatigue Strength Design of Frequent Switch Valve

The Fatigue Strength Design of Frequent Switch Valve

  • 08 01, 2016

  1. Introduction The pipeline in coal chemical industry and polysilicon production system has characters of high pressure and alternative change. The valve opens frequently, running multiple ci...

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The Underwater Ball Valve with Hydraulic Actuators

The Underwater Ball Valve with Hydraulic Actuators

  • 07 18, 2016

With the development of ocean oil and gas industry, as well as Marine oil and gas exploration and development to the deep water area, subsea production system has become an important means of deep-wat...

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The Definition and Pros and Cons of Gate Valve

The Definition and Pros and Cons of Gate Valve

  • 07 12, 2016

The switch component of gate valve is disc. There is a vertical relationship between ram direction and fluid direction during operating operation. Gate valves can keep only two states at work, op...

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The Process Route of Valve Manufacturing

The Process Route of Valve Manufacturing

  • 07 05, 2016

1. Process Route:  In the valve manufacturing, after raw material, blank manufacturing, machining, heat treatment, welding, assembly and test process as the valve products, the whole route t...

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What is the Production Process of Valve

What is the Production Process of Valve

  • 06 06, 2016

A complete flow control line needs a complete valve to operate, so what is the valve production process? How different in the process of valve production and processing technology? What is the differe...

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