Selection of bellows length of flow control valve

节流 阀 波纹 管长度的选择

The Synchronous System of Bellows Shaper Based on On-off Valve

基于 开关阀 的 波纹炉胆成型机同步控制系统

However when the kill fluid enters the tubing from the tubing-casing annulus through the gas lift valve the core part of the gas lift valve the bellows is apt to be damaged therefore the life of the valve may be shortened .

在气举井开井排液时，压井液由油套环空经气举阀进入油管内，易造成气举阀的核心部件 波纹 管的伤害，影响气举 阀的工作寿命。

Bellows sealed gate valve

波纹 管密封的闸板 阀

Y type bellows seal globe valve for high temperature and high pressure

高温高压Y形 波纹 管截止 阀

Application and research of double sealing of bellows and packing for bronze globe valve on shipboard

船用青铜截止 阀 波纹 管与填料双重密封的使用与研究

Describe the construction features and working principle of bellows seal gate valve discusses the material selecting factors and length calculating method for the bellows .

介绍了 波纹 管 闸阀的结构特点及工作原理，阐述了波纹管材料选择条件及长度计算方法。

Bellows assembly is welded to the valve seat and the bonnet assembly to isolates the fluid stream inside the valve body from the atmosphere outside the valve body .

焊接于 阀座和阀帽之间的 波纹 结构使阀门内流体和阀门外大气隔绝。

The chief products include : Bellows seal globe valve Free-float steam trap Pilot pressure reducing valve Pneumatic control valve Self-acting temperature-sensing valve Cyclone separator etc.

目前工厂生产的主导产品有： 波纹 管密封截止 阀、自由浮球疏水阀、先导式减压阀、气动调节阀、自作用式温控阀、汽水分离器等。

Bellows sealed gate valve light activated silicon-controlled rectifier

波纹 管密封的闸板 阀光激可控硅闸晶体管

This article mainly discuss the structureal features and material selection for zero leakage Y type bellows seal globe valve which used on high temperature and high pressure pipe line .

介绍了适用于高温高压管线的无泄漏Y形 波纹 管截止 阀的结构特点及材料选用。

Development and application of bellows globe valve

波纹 管球芯 阀门的开发与应用

Design of the metallic bellows for the valve

阀门用金属 波纹 管的参数和结构设计