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H44T 旋启式止回阀

旋启止回阀又称逆止阀，其作用是防止管路中的介质倒流。启闭件靠介质流动和力量自行开启或关闭，以防止介质倒流的阀门叫止回阀。止回阀属于自动阀类，主要用于介质单向流动的管道上，只允许介质向一个方向流动，以防止发生事故。
  • Commodity name： H44T 旋启式止回阀
  • Commodity ID： 1048150343965040640

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  • Product Description

  • 一 德标旋启止回阀简介

    旋启止回阀又称逆止阀，其作用是防止管路中的介质倒流。启闭件靠介质流动和力量自行开启或关闭，以防止介质倒流的阀门叫止回阀。止回阀属于自动阀类，主要用于介质单向流动的管道上，只允许介质向一个方向流动，以防止发生事故。

    二  德标旋启止回阀结构性能特点

    1、结构长度短，其结构长度只有传统法兰止回阀的1/4~1/8

    2、体积小、重量轻、其重量只有传统微阻缓闭止回阀的1/4~1/20

    3、阀瓣关闭快速，水锤压力小

    4、水平或垂直管道均可使用，安装方便

    5、流道通畅、流体阻力小

    6、动作灵敏、密封性能好

    7、阀瓣行程短、关阀冲击力小

    8、整体结构、简单紧凑、造型美观

    9、使用寿命长、可靠性高

    三 零件材料

    零件名称

    材料

    阀体、阀盖

    球墨铸铁

    阀瓣

    球墨铸铁+球铁/EPDM

    填料

    EPDM

    内六角螺母

    不锈钢

    垫片

    EPDM

    四 主要技术参数

    ◆公称压力：1.0-1.6MPa

    ◆公称通经：50-400mm

    ◆工作温度：0～80℃     

    ◆法兰标准：EN1092-2 /DIN3202 F6

    ◆试验标准：EN1074-1 and 2 /EN12266

    ◆适用介质：清水

    ◆驱动方式：自动

    ◆符合标准：DIN3202 F6/EN1074-3

    五 结构图

    Size

    L

    D

    C

    B

    n-d

    b

    f

    DN50

    200

    165

    125

    99

    4-19

    20

    3

    DN65

    240

    185

    145

    118

    4-19

    20

    3

    DN80

    260

    200

    160

    133

    4-19

    8-19

    22

    3

    DN100

    300

    220

    180

    154

    8-19

    22

    3

    DN125

    350

    250

    210

    184

    8-19

    24

    3

    DN150

    400

    285

    240

    210

    8-23

    24

    3

    DN200

    500

    340

    295

    265

    8-23

    12-23

    26

    3

    DN250

    600

    405

    350

    355

    319

    12-23

    12-28

    27

    3

    DN300

    700

    460

    400

    410

    370

    12-23

    12-28

    28

    4

Company Profile

Our products are mainly exported to Asia, Europe, South America, the Middle East and Southeast Asia and other regions. We are committed to every detail of production, from raw materials to production technology, design, processing and testing are strictly controlled, in order to ensure the excellent quality of products. We adhere to the quality first, reputation first, adhering to the concept of all customer service, actively advocate corporate culture, with excellent quality and comprehensive service to win customers. We sincerely welcome new and old customers at home and abroad to visit, guidance, work together, joint efforts, win win.

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