亚洲欧美一区二区激情,精品少妇爆乳无码av无码专区,国产AV无码片毛片一级,国产精品无码免费专区午夜,久久激情亚洲中文字幕,中文字幕精品无码亚洲幕,日韩午夜福利无码专区a,精品久久久无码人妻中文字幕
Return
  • Flange
  • Flange Multi-level Hard Seal Butterfly Valve

    Product model: D343H/Y
    Nominal Path: DN40~2000mm
    Nominal pressure: PN0.6-4.0 MPa
    Applicable temperature: - 29 ~ 425 C
    Applicable media: water, steam, oil, etc.
    Valve body material: carbon steel, stainless steel
    Seat Material: Stainless Steel, Stellite Alloy, Tungsten Carbide, Nickel Alloy, Monel
    Valve plate material: carbon steel, stainless steel, alloy steel
    Connection mode: flange type
    Driving mode: worm gear drive, electric, pneumatic and hydraulic

    Performance characteristics

    1. Unique structure, small and portable, flexible operation, labor-saving and convenient

    2. Reliable seal, gas seal without leakage

    3. Flow characteristics tend to have the best linear regulation.

    4. Using the principle of three eccentricities, the sealing surface is nearly zero and the service life of the valve is prolonged.

    5. Wide range of applications. For example, it can be used in water, steam, oil, air, gas and other media.

    6. Suitable for different temperature and pressure grade below 6.4 MPa, corrosion resistance and other medium pipelines.


主站蜘蛛池模板: 国产韩国精品一区二区三区久久| 国产精品福利2020久久| 捆绑白丝粉色jk震动捧喷白浆| 亚洲最新无码中文字幕久久| 一区二区人妻无码欧美| 亚洲熟妇无码av在| 欧美激情肉欲高潮视频| 亚洲欧美日韩另类丝袜一区| 乱子伦av无码中文字| 天天爽天天爽天天片a| 一本到在线观看视频| 中文字幕亚洲无线码一区女同| 色一情一乱一伦一区二区三区小说| 人妻中文字幕av无码专区| 亚洲自偷自拍另类12p| 色香欲天天影视综合网| 午夜片无码区在线观看爱情网| 思思re热免费精品视频66| 成人国产亚洲精品a区天堂| 亚洲综合最新无码2020av| 亚洲色大成网站www永久在线观看 日韩电影久久久被窝网 | 欧洲人免费视频网站在线| 亚洲精品国产情侣av在线| 国产韩国精品一区二区三区久久| 国产成人无码av在线播放不卡| 无码超乳爆乳中文字幕久久| 亚洲中文无码人a∨在线导航| 182tv午夜福利在线地址二| 果冻传媒剧国产剧情mv在线| 精品无人区卡一卡二卡三乱码 | 男女啪啪做爰高潮免费网站| 国产亚洲精品久久久久秋霞| 97久久超碰国产精品旧版| 2020精品国产自在现线看| 最新亚洲人成无码www| 丁香五月综合久久激情| 亚洲成色综合网站在线| 久久人妻公开中文字幕| 亚洲色无码中文字幕| 2021久久精品国产99国产精品 | 国产综合无码一区二区辣椒|