欧美性高清bbbbbbxxxxx_最近更新中文字幕在线_亚洲人a成www在线影院_欧美成人久久_国产黄色观看_日韩精品3

Internal thread check valve

PRODUCTS > Check valve > Internal thread check valve

Internal thread check valve

Product model:H11W
Nominal diameter: DN15~50mm
Nominal pressure: PN1.0~1.6MPa
Applicable temperature: -29℃ ~+425℃
Applicable medium: water, steam, oil, other corrosive medium
Scope of application: beer, beverage, dairy, pharmaceutical, biological engineering, etc.
shared:

[Standard parameter]

Design and manufactureGB12236
Structural lengthGB12221
Pressure temperature ratingGB9131、JB/T74、HG20604
Connection standardJB/T74、GB9113、HG20592-20635
Pressure testJB/T9092-1999、GB13927


[Valve features]
   Internal thread check valve, high precision, beautiful appearance, small shape, with a spring device, vertical and horizontal installation are all features. Mainly used to prevent the media back the use of pipeline system, internal thread check valve function is used to prevent the media back in the pipeline.

[Adaptive condition]
      The internal screw check valve is used in the pipeline of petroleum, chemical, thermal power station and other working conditions.

Name
Phone
Email
Corporate name
Address
Leaving Message*
 
Verification code
Submit
Next: Plug valve
主站蜘蛛池模板: 妖精色AV无码国产在线看 | 亚洲国产一区精品 | 青草免费| 国产妇女乱码一区二区三区 | 91在线观 | 亚洲黑人在线观看 | 国产精品久久久国产盗摄 | 国产视频一区二区三区在线观看 | 免费国产乱码一二三区 | 欧美爱爱小视频 | se吧提供在线看片免费人成久网 | 国产美女91呻吟求 | 国产黄色91视频 | 草草视频在线观看 | 自拍偷拍第八页 | 色欲色香天天天综合网WWW | 中文字幕人成高清 | 樱花草无码专区日本 | 中文字幕精品乱码中文字乱码 | 国产麻豆一精品一aV一免费软件 | 美女视频黄a视频全免费 | 九色av | 国产AV国片精品无套内谢蜜臀 | 成av人在线| 色哟哟一区二区 | 陈书婷被肉干高H潮文 | 无码专区狠狠躁天天躁 | 激情五月婷婷综合网 | 调教小奴高潮惩罚PLAY露出 | 免费黄在线看 | 99热久RE这里只有精品小草 | 最新av偷拍av偷窥av网站 | 日韩wwww| 亚洲色成人四虎在线观看 | 亚洲欧美人成视频一区在线 | 国产无遮挡又黄又爽不要VIP网站 | 新白娘子传奇50集免费赵雅芝版 | 熟妇高潮一区二区三区 | 久久精品国产99国产精2020新增功能 | 日韩欧美一区二区久久婷婷 | 亚洲精品天堂成人片AV在线播放 |