丰满岳乱妇在线观看中字无码,黑人巨摘花第一次出血,特级毛片a级毛片免费观看网站,人人爱天天做夜夜爽2020

 
         
    Home Contact us 中文版
Home About us News Products Honors Feedback Contact us  
     Wellhead
     X-mas Tree
     valve
     Tube remit
     bop
     Casting products
     reducer
     Safety valve
 
 
 
YANCHENG SHENHUA MACHINERY MANUFACTURE CO.,LTD
Add:No. 1299, Jianhu Avenue South Road, Jianhu County
Tel:+86-515-86500588
    86500699
Fax:+86-515-86500599
    86500699
zip:224761
Email:zxw@ycshenhua.com
You are the location  >> Shenghua Machinaty manufacture Co.,Ltd >> Product    
 
   
  Installation & Removal Tool with Detailed parameter  
  Positive choke valve
  The positive choke valve is used to be matched with X' mas tree or wellhead assembly, which is applicable for flow-rate adjustment, that is, to replace the choke is help for alternation of flow-way cross-area and flow-rate control.
  Main technological parameters
Rate pressure: 2000-15000psi
Working temperature:P  U
Working medium: petroleum& natural gas.
Choke bore:Φ3 thru Φ12
  Structural feature
All pressing parts are made of alloy steel and have enough tensile strength,that ensures the valve safe and reliable at rated working pressure..
Coke is made of carbide with fine grind & erosion resistance properties.

 
 
Home | About us | News | Products | Honors | Feedback | Contact us 
COPYRIGHT[C]2011 YANCHENG SHENHUA    ALL RIGHTS RESERVES
99久久婷婷国产综合精品电影| 国产乱子伦视频在线观看| 亚洲精品国产精品乱码不卡| 亚洲精品一区三区三区在线观看| 真实国产乱啪福利露脸| 蜜芽亚洲AV无码精品国产午夜| 亚洲熟妇无码乱子av电影| 欧美日韩一卡2卡三卡4卡 乱码欧美孕交| 亚洲日本一区二区三区在线不卡 | 国产精品无圣光一区二区| 国产av天堂亚洲国产av天堂| 亚洲一区二区三区av天堂| 亚洲欧美日产综合在线网| 在线精品国精品国产尤物| 亚洲高清一区二区三区不卡| 欧美性巨大╳╳╳╳╳高跟鞋| 国产丰满乱子伦无码专| 精品一区二区久久久久久久网站| 亚洲AV区无码字幕中文色| 精品国产福利一区二区| 欧美日韩国产码高清综合人成| 人与嘼av免费| 极品少妇被猛得白浆直流草莓视频| 特黄a级毛片| 国产精品丝袜久久久久久不卡| 18禁无遮挡免费视频网站| 欧美激情肉欲高潮视频| av无码av天天av天天爽| 妺妺窝人体色www在线观看| 重口XX00视频变态另类| 免费乱码人妻系列无码专区| 国产探花在线精品一区二区| 99精品全国免费观看视频| 精品国偷自产在线视频 | 国产精品秘入口18禁麻豆免会员| 国产精品久久福利新婚之夜| 久久天天躁夜夜躁狠狠I女人| 中文字幕精品久久久久人妻红杏ⅰ| 久久九九久精品国产日韩经典| 老师在办公室被躁在线观看| 成人一区二区免费视频|