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

Low

Low temperature ball valve

Nominal pressure:Class150~1500
Nominal diameter:NPS1/2~32”

Low temperature ball valve is suitable for a variety of low temperature conditions, up to minus 196℃, such as liquefied natural gas, liquefied petroleum gas, industrial gas separation plants. Low temperature fixed ball valves use a variety of advanced designs, lip storage rings can be used for ultra-low critical temperatures, our low temperature tests have reached 32 inch ball valves.

Design standard: BS6364, GB/T 24925

Extension rod design

Helium low density experiment

Lip storage ring seal

The cavity depressurizes automatically

Adopts imported valve seat sealing material

Automatic valve seat pressure relief is suitable for a variety of different working conditions

Top top design can be maintained online


Product range

Body material: carbon steel, stainless steel, alloy steel, duplex stainless steel

Floating and fixed ball valves (side and top)

Caliber: 1/2~32

Pressure: Class150~1500

Connection: RF, RTJ, BW

Operating temperature: -196℃~+200℃

Operation mode: Handle worm wheel electric head, pneumatic head, gas-hydraulic linkage head, electro-hydraulic linkage head


      <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: 奶头好大揉着好爽视频午夜院| 日本韩av无码毛片| 日本最新在线不卡免费视频| 少妇搡BBBB搡BBB搡毛茸茸| 久久无码专区国产精品S| 日日噜噜夜夜狠狠视频| 日本欧美高清一区二区视频| 安远县| 苍溪县| 日本熟妇高清无码视频| 日本线在免费线播放| 日本无码av不卡一区二区| 99思思久热在线视频| 妻子3免费完整高清电视| 道真| 亚洲尺码日本尺码专线| 人人玩人人添人人澡欧美 | 日本乱人伦av在线观看| 日韩av在线观看一区免费| 会宁县| 日本a级黄毛片免费| 真人老太太实战镖客视频| 靖远县| 漂亮老师做爰8| 施秉县| 久久综合精品一区二区三区| 紫云| 日本a∨好看av高清在线观看| 德清县| 庄浪县| a片试看120分钟做受视频红杏| 金沙县| 五个姿势夹到男人爽| 日本三级香港三级人妇99| 板桥市| 盐池县| 桂东县| 文成县| 国产精品99久久久久久WWW| 大城县| 额济纳旗|