亚洲精品不卡无码福利在线观看,亚洲人成伊人成综合网中文,无码国产精成人午夜视频一区二区,国产精品亚洲二区在线看,国产精品久久久久久久久久久久,欧美自拍亚洲综合丝袜,极品粉嫩嫩模大尺度无码视频,最新亚洲中文av在线不卡
Hotline: +86-021-57278880
Language:   
PRODUCTS
Baigang valve group brand manufacturing -Ball Valve

Ball Valve summary

Ball valve has the advantages of simple structure, quick switching, easy operation, small volume, light weight, few parts, least fluid resistance and good tightness.


Ball Valve scope of application

1. Suitable for medium with low temperature (≤150℃), high pressure and high viscosity;
2. Can not be used for flow regulation;For situations requiring quick opening and closing;
3. Usually, the ball valve is recommended to be used in the pipeline with two-position regulation, strict sealing performance, wear, shrinkage channel, rapid opening and closing action, high pressure cut-off (large pressure difference), low noise, gasification phenomenon, small operating torque and small fluid resistance;
4. Also suitable for light structure, low pressure cut-off, corrosive medium;


Ball Valve standard

API 6D/ISO 14313: Pipeline valves
API 608: Flanged, threaded and butt-welded end steel ball valves
- ISO 17292, Steel ball valves for the petroleum, petrochemical and refining industries
BS 5351: Steel ball valves
GB/T 12237: Flanged and butt-welded steel ball valves
DIN 3357: Ball valves
Shell SPE 77/100: Press BS5351 ball valve
Shell SPE 77/130: Flanged end and butt-welded end ball valves according to ISO14313

+86-021-57278881
qrCode
主站蜘蛛池模板: 无码gogo大胆啪啪艺术| 国产精品欧美亚洲韩国日本久久| 手机国产乱子伦精品视频| 国产无套一区二区三区浪潮| 无码成人h免费视频在线观看| 丰满人妻熟妇乱又仑精品| 精品国产乱码久久久久久浪潮小说| 国产成人人综合亚洲欧美丁香花| 国产成人精品成人a在线观看| 少妇被粗大的猛进69视频| 欧美牲交videossexeso欧美| 天天影视网天天综合色| 高清无码午夜福利视频| 五十路熟妇亲子交尾| 国产黑色丝袜在线观看片不卡顿| 人妻 色综合网站| 毛片一区二区三区无码| 国产精品人成视频免费vod| 女人下边被添全过视频| 国产精品未满十八禁止观看| 国内精品久久久久伊人av| 亚洲另类欧美在线电影| 亚洲日韩v无码中文字幕| 亚洲人成人77777网站| 中文字幕日韩人妻不卡一区| 亚洲高清成人aⅴ片777| 国产成人小视频| 亚洲日韩v无码中文字幕| 亚洲国产成人无码影片在线播放| 天天影视网天天综合色| 久久婷婷五月综合色高清| 亚洲最大av资源站无码av网址| 日本人妻人人人澡人人爽 | 亚洲a∨天堂男人无码| 毛片一区二区三区无码 | 国产aⅴ无码久久丝袜美腿| 狠狠婷婷色五月中文字幕 | 精品无人区乱码1区2区3区在线| 浪荡女天天不停挨cao日常视频| 久久天堂av女色优精品| 久热爱精品视频在线◇|