国产a精品视频,2020黄片在线免费观看,久久亚洲精品女人黄,亚洲国产一级在线观看在,久久精品毛片免费不卡,免费国产a深夜影院

current location: Home   >> News >> Company news

Use and characteristics of gas butterfly valve

Gas butterfly valve USES the same material as the valve body to process into the sealing ring, using electric or pneumatic transmission. Its applicable temperature is determined with the selection of valve body materials, nominal pressure ≤ 0.6mpa, generally applicable to industrial, metallurgical, environmental protection and other pipelines for ventilation to regulate the flow of media. Its main features are:

1. Novel design, reasonable, unique structure, light weight, quick opening and closing.

2, small operating torque, easy to operate, labor saving dexterity.

3, the use of suitable materials to meet the low, medium, high temperature of different media and corrosive media.



石阡县| 海口市| 龙南县| 东乌珠穆沁旗| 宁安市| 华阴市| 莎车县| 西乌珠穆沁旗| 怀安县| 游戏| 晋中市| 黄骅市| 洛川县| 中宁县| 庄河市| 海伦市| 天峨县| 临邑县|