欧美精品手机在线-欧美精品三区-欧美精品三级在线-欧美精品日韩一区二区三区-欧美精品区-欧美精品片在线观看网站

Industry News

Location:Home > Industry News

Flange Gate Valve Structure and Characteristics

Date:[2016-10-19]    Hits:

1, the selection is through the elegant. Meet the relevant standards at home and abroad, the overall quality of the material high;

     2, The sealing surface of the gate and the valve seat is made of hard alloy with different hardness. It has the characteristics of reliable sealing, abrasion resistance, abrasion resistance, long life, high temperature resistance, high hardness and corrosion resistance.

     3, the use of wedge-shaped flexible gate structure, large diameter set thrust bearings, friction is small, and with the impact of hand wheel, open and close easily;

     4, can use a variety of standard pipe flange and flange sealing surface forms to meet the needs of various projects and user requirements.

法蘭閘閥

Flange valve in addition to the above advantages, there are good corrosion resistance, abrasion resistance and abrasion resistance, widely used in petrochemical, thermal power plants.

Mobile site

App

主站蜘蛛池模板: 欧美性f| 四虎国产精品免费入口 | 国产精品福利一区二区亚瑟 | 欧美高清在线精品一区 | 美女gif趴跪式抽搐动态图 | 性色生活片在线观看 | 国产激情视频在线 | 大陆黄色片 | 国产高清在线播放免费观看 | 久草在在线免视频在线观看 | 手机在线观看伦理片 | 99久久国语露脸精品国产 | japanesexxxx日本妞 | 暖暖在线日本 | 国产在线98福利播放视频免费 | 边摸边吃奶玩乳尖视频 | 波多野结衣亚洲一区 | 无敌在线视频观看免费 | 亚洲视频在线看 | 国产一区二区在线观看视频 | 好男人在线观看hd中字 | 午夜精品久久久久久久99蜜桃 | 免费大秀视频在线播放 | 爽好舒服使劲添高h视频 | 亚洲成人一区二区 | 91麻豆国产精品91久久久 | 成人免费观看www视频 | 男人日女人的逼视频 | 日本大片免aaa费观看视频 | 欧美1级| 俄罗斯处女 | 太大了轻点阿受不了小说h 四色6677最新永久网站 | 温柔校草高h| 亚洲精品成人456在线播放 | ak福利影院 | 姐姐不~不可以动漫在线观看 | 天美影视传媒mv直接看 | 国产色网 | 日本大学jalapsikix | 国产探花在线观看 | 国产一成人精品福利网站 |