亚洲日韩av无码一区二区三区,亚洲无码AAAAA,女优网址无毒不卡在线观看,欧美视频一区二区三区,日韩激情AV,思思九九热

current location: Home   >> News >> Company news

Structural characteristics of four-way ball valve

Four-way ball valve mainly has the following three characteristics:

1, small fluid resistance: the ball and the valve body of the connection pipe section is equal, and the ball channel is connected by an arc, medium through the ball is, the fluid resistance is small.

2, good sealing performance: the seat is made of PTFE material with certain elastic deformation and high strength, which ensures the stability of the valve with good sealing performance.

3, long service life: valve core and light see the neck material USES austenitic stainless steel, PTFE seat material, can achieve good corrosion resistance, prolong the service life of the valve.