underground gate valve

Study on leakage reasons of gate valve in ammonium phosphate solution;

磷酸铵溶液中闸阀泄漏问题的研究

Strength analysis and structural optimization of large-calibred gate valve body;

大口径闸阀阀体强度分析与结构优化

Spray welding techology for sealing surface of gate valve on gas production wellhead;

采气闸阀密封面喷焊工艺及性能

Finite Element Analysis of PFFA35/65C88 Valve of Well Head;

井口装置PFFA35/65-C88闸阀的有限元分析

1 master control valve in the Christmas tree of a high-pressure gas well leaks or cannot be switched on/off, the normal production and maintenance of the gas well will be affected and potential safety hazards may occur, which severely endangers the safety of gas production.

高压气井采气井口的1号主控闸阀若产生泄漏、开关不动等问题,将影响气井的正常生产和维护保养,并存在安全隐患,这给气井的安全生产带来了严重危害。

Numerical simulation of vibration performance for nuclear safety-related parallel sluice valve;

核岛双闸板闸阀振动特性的数值模拟

For the nuclear safety-related parallel sluice valve,vibration performance computation and analysis is obligatory during its safety evaluation.

同时,以PZ62Y-50/150型核岛平行式双闸板闸阀为例,讨论了采用三维有限元分析软件进行核安全级阀门振动特性分析的基本思想和过程。

Type of valve- gate, globe, check, etc.

阀门种类：闸阀，截止阀，止回阀，蝶阀，球阀，等等。

This is a gate valve (check valve, butterfly valve, cut-off valve, magnetic valve, remote valve, relief valve, throttle valve, cock).

这是一个闸阀（止回阀、蝶阀、切断阀、电磁阀、遥控阀、安全阀、节流阀、旋塞）。

General purpose industrial valves-Flanged iron gate valves

GB/T12232-1989通用阀门法兰连接铁制闸阀

Gate valves serve as efficient stop valves with flow in either direction.

闸阀可作为流体双向有效的关闭阀。

Tag location for gate and globe valves is typically on the valve yoke or body/bonnet flange.

闸阀和截止阀的标签位置通常在阀门轭架或阀体/阀盖法兰上。

They are superior in "versatility" as compared to a gate or globe valve.

与闸阀或截止阀相比，蝶阀具有更好的"通用性"。

Tag location for gate and globe valves is typically on the valve yoke or body/ bonnet flange.

闸阀和截止阀的标签位置通常在阀门轭架或阀体/盖法兰上。

Our main products include steel gate valve, globe valve, check valve, ball valves, forged steel flange, pipeline strainer and so on.

主要有：各种材质闸阀、截止阀、止回阀、球阀、法兰及过滤器等。

General purpose industrial valves-Flanged and butt-weld steel gate valves

GB/T12234-1989通用阀门法兰和对焊连接钢制闸阀

Structure Optimization and Reliability Analysis for Large-calibred Gate Valve Body

大口径闸阀阀体结构优化与可靠性分析

Strength analysis and structural optimization for large-calibred gate valve body by using AWE

基于AWE的大口径闸阀阀体强度分析与结构优化

Originally it was the safety valve for a hydraulic plant.

它最早是一家水电厂的安全闸阀。

The flow through gate valves can be from either end.

流体可以从闸阀的任一个端口流入。

Non-rising-inside screw stems are used in bronze and iron gate valves.

暗杆－内螺纹结构用于青铜和铸铁闸阀。

The Seal Structure Improvement of Multi-Seal Fuel Gas Separates

多密封燃气隔断闸阀密封结构的改进

Gate and globe( metal to metal) seats cannot provide bubble tight shut-off. Resilient seated butterfly valves are bubble tight by design.

闸阀和截止阀（属与金属连接）阀座不具备不透气关闭的性能。

A gate or ball type valve can be used or the isolation valve can be installed further upstream.

可以采用闸阀或球阀，或者可以将隔离阀安装在更上游的地方。

The reason is a unique bronze gate wedge that's shaped like a block instead of round like all other gates.

原因在于这种独特的青铜闸阀楔板形状上如同方形阻断闸门,而不象其它类型的闸阀。