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2018/06/13 Dear business partners: We are announcing a re-design of our sales structure to be better aligned with our customers’ market……

The gate valve is divided into two types: wedge type and parallel type according to the structure of Gate board. The Wedge type Gate has 3……

1, installation position, height, import and export direction must meet the design requirements, the connection should be strong and tight.……

(1) GB/T 12232-2005 Universal valve flange connection Iron gate Valve (2) GB/T 12234-2007 steel gate valve with screw connection bonnet for……

1, Handwheel, handle and transmission mechanism are not allowed for lifting, and is strictly prohibited collision. 2, double gate gate……

Light weight The main body is made of high-grade ductile iron, the weight of the traditional gate valve is reduced by about 20%~30%,……

The seal surface is easy to cause the erosion and the abrasion, the maintenance is more difficult. Large size, open need a certain space,……

1. Small flow resistance. The internal medium channel of the valve body is straight through, the medium is flowing in a straight line and……

Domestic production of gate valve manufacturers more, even Connection size is also mostly not uniform. Mainly divided into the following……

When the gate valve is closed, the sealing surface can be sealed only by medium pressure, that is to rely on the media only Z41H Flange……

Gate valve of the headstock is the gate, the movement direction of the gate and the direction of the fluid perpendicular to the gate valve……

Gate valve is an opening and closing parts of the gate, the direction of movement and fluid direction of the vertical, gate valve can only……