国产全肉乱妇杂乱视频,久久日产一线二线三线品,无套内谢少妇毛片A片樱花,日本激情特黄三级激情视频

Home / Product

Product

HQ41X

HQ41X slide ball check valve

Nominal pressure:PN1.0~2.5MPa
Nominal diameter:DN50~300mm

Slide roller ball type check valve, using rubber coated roller ball as the valve disc, under the action of the medium, can be in the body of the integral slide. Roll up and down, so as to open or close the valve, good sealing performance, silent closure, no water hammer. The valve body adopts full flow channel, large flow rate, small resistance, head loss is 50% less than the swing type, horizontal or vertical installation can be used for cold water, hot water, industrial and domestic sewage pipe network, more suitable for diving sewage pump, medium temperature is 0~80°C.


Typical installation diagram

HQ41X 滑道滾球式止回閥03.png

      <center id="vudui"></center>

      <center id="vudui"></center>

      • <u id="vudui"><listing id="vudui"><pre id="vudui"></pre></listing></u>
      • 主站蜘蛛池模板: 主仆调教SM束缚绳索捆绑| 人妻熟女在线制服丝袜在线| 安顺市| 东辽县| 高淳县| 日本老熟乱video| 涂了春药被一群人伦爽| 日本欧美高清一区二区视频| 温泉县| 车险| 日本一在线中文字幕| 日本欧美18禁毛片大片| 日本av在线一区二区三区| 亚洲中文无码永久免费| 中文无码精品A∨在线观看不卡| 浦江县| 教授和乖乖女H灌满阮阮视频| 精品欧美一区二区三区***在线 | 汝城县| 国产亚洲精品久久久久久快乐8| 日本一本二本三本av网站| 欧美黄色视频| 万山特区| 日产电影一区二区三区| 永济市| 宣恩县| 沙田区| 木里| 特级做A爰片毛片免费69| 多伦县| 宁陵县| 德钦县| 祁连县| 《美国式禁忌》02| 日本a级按摩片| 嘉定区| 邢台市| 东城区| 欧美又大又硬又粗BBBBB| 江永县| 平谷区|