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

Thermal Series

Fixed

Fixed ball valve with bent handle

Nominal pressure:PN40 
Nominal diameter:DN15-DN50

Product description

Small size, simple structure, installation side, good turn-off performance, long service life, maintenance-free.


Product name: All welded ball valve

Product structure: floating ball structure standard reduction

Product specification: DN15-DN50

Product model: Q61F-40C

Product opening: Flat steel handle (standard configuration) Worm gear (optional configuration) Electric, start, hydraulic (optional configuration)

Connection mode: Weld-welded (standard configuration) Other mode (custom)

Operating temperature: -40℃-200℃

Working pressure: PN40

Working medium: water, oil, gas

Mainly used for branch building control, exhaust drainage and so on.

Operating temperature: -40℃-200℃

Working pressure: PN25

Working medium: water

It is mainly used for the shutdown of branch line and main line pipe network.



      <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: 蜜臀久久99精品久久久久久小说| 欧美肥老太交性视频| 久久精品人妻一区二区蜜桃| 卓尼县| 轻点灬公大JI巴又大又| 宁阳县| 黑山县| 阜平县| 佛学| 成全二人世界免费观看| 本溪市| 性一交一乱一交A片久久四色| 宁河县| 漂亮老师做爰8| 欧美熟女| 三年大片大全免费观看大全| 日韩av在线观看一区免费| 破学生疼哭了处欧美在线观看 | 丰满人妻妇伦又伦精品国产| 日本肉动漫无遮挡在线观看 | 久久99国产精品成人| 三根一起进菊眼H男男视频 | 凤冈县| 日本亚洲中文字无码| 日产MV和欧美MV的区别| 日本无码免费一区二区三区| 沐川县| 日本无码av一区二区三区| 欧美肥老太交性视频| 诸城市| 欧美疯狂party性派对| 恩施市| 欧美av熟妇的荡欲| 性饥渴的老妇教我玩她| 欧美牲交a欧美牲交aⅴ电影| 亚洲熟妇无码AV在线观看网址 | 道真| 亚洲****电影在线观看| 日日噜噜夜夜狠狠视频 | 汉寿县| 韩国A片巜上司的秘书|