香蕉亚洲国产精品一区,自拍偷拍视频亚洲,麻豆传煤免费网站网址,3d动漫精品一区二区免费,亚洲精品无码新片,国产精品刺激久久,亚洲AV无码久久综合网,99久久免费精品色老大,日韩毛片在线一区二区毛片,亚洲国产美女精品久久久

CN | EN

Wafer lift check valve

Technical Parameters

Product model: H71W/H/Y
Nominal diameter: DN 50~1200mm
Nominal pressure: PN1.6~4.0MPa
Working temperature: ≤350°C
Applicable medium: water, oil, steam, acid medium, etc

Product Details

Product overview
Clamp connection lifting check valve, also known as clamp check valve, is mainly composed of valve body, disc, spring, etc., can be installed horizontally or vertically in a variety of pipeline systems to prevent medium backflow, with short structure, small size, light weight and other advantages. The valve disc closes quickly, the water hammer pressure is small, the flow channel is smooth, the fluid resistance is small, the action is sensitive, and the sealing performance is good. It is mainly suitable for clean media, and should not be used in pipelines containing solid particles and medium with large viscosity. It can be installed at the outlet of the water pump, which can avoid water hammer, water hammer sound and destructive impact, achieve the purpose of preventing reverse flow and protecting equipment, and have a good energy-saving effect.

Product features
1. The product structure is short in length, small in size and light in weight.
2. The sealing disc can be selected as soft seal or hard sealing material according to different working conditions, and the sealing performance is good.
3. Horizontal or vertical pipelines can be used and easy to install.
4. The valve disc closes quickly and the water hammer pressure is small.
5. The material of the parts and the form and size of the valve end face can be reasonably selected according to the actual working conditions or user requirements to meet various engineering needs.


Main external dimensions

                DN(mm)                 L                 D
                1.6                 2.5                 4.0
                15                 25                 48                 48                 48
                20                 31.5                 58                 58                 58
                25                 35.5                 68                 68                 68
                32                 40                 80                 80                 80
                40                 45                 90                 90                 90
                50                 56                 105                 105                 105
                65                 63                 125                 125                 125
                80                 71                 140                 140                 140
                100                 80                 160                 165                 165
                125                 110                 190                 195                 195
                150                 125                 215                 225                 225
                200                 160                 270                 285                 290
                250                 200                 330                 340                 350
                300                 250                 385                 400                 415

Home
Products
Application
Tel
亚洲高清aⅴ毛片 | 午夜成人精品视频在线观看 | 无码无毒成人网站 | 国产精品午夜在线 | a国产免费影院 | 91av在线免费观看 | 国产特黄特黄自拍视频播放 | 欧美一级在线毛片 | 天天干视频在线观看 | 久久精品免费电影 | 久久精品免视看产 | 久久动漫精品亚洲无码 | 日韩欧美在线观看二区 | 日韩欧美中文字幕精品免费 | 亚洲精品V天堂中文字幕精品 | 国产喷水福利在线观看 | 国产午夜亚洲欧美福利 | 少妇无码av无码专线 | 2026黄色毛片人与兽 | 热久久免费的毛片 | 午夜理论视频中文字幕 | 亚洲日韩aⅴ在线视频 | 中文字幕亚洲欧美专区 | 国产福利深夜在线观看 | 麻豆福利在线一区二区 | 国产特级婬片免费观看 | 97碰对免费精品视频 | 日韩亚洲国产综合高清 | 国产70老熟女重口小伙子 | 午夜国产精品电影在线观看 | 日韩av一区二区中文字幕 | 愉拍国产精品久久人人超碰 | 国产成人精品人2020 | 久久丝袜熟女国产精品 | 欧美一区二区成人在线观看 | 国产2026三级伦理免费观看 | 少妇被粗大猛进去69影院 | 国产 精品 久久 | 在线观看免费无毒不卡 | 性欧美日韩人妻 | 成人一区二区日韩 |