国产精品久久久久久|成年入口无限观看免费完整大片|中文字幕本久久精品一区|99蜜桃臀久久久欧美精品|国产日韩av在线播放

CN / EN

Pneumatic stainless steel flanged ball valve manufacturer product customization requirement

發(fā)布時間:2022-07-14瀏覽量:0

If the customer wants to find a ball valve manufacturer to customize a pneumatic stainless steel flanged ball valve, it is necessary to provide a set of parameters. These parameters should be clarified before designing the ball valve. The specific specifications and parameters are as follows:

    1. Clarify the specific parameters, operating conditions and relevant implementation standards of the stainless steel flanged ball valve.

    2. Determination of the structure of the pneumatic stainless steel flanged ball valve: if the pressure is not high and DN≤150, a floating structure with a simple structure can be selected. If the floating structure cannot meet the production requirements, a fixed or other structural type can be selected.

    3. Determination of sealing material for pneumatic stainless steel flanged ball valve: If the operating temperature is less than or equal to 300 degrees, plastic materials can be selected as the sealing surface. If the operating temperature is greater than 300 degrees, or the medium contains particles, metal materials can be selected as the sealing surface.

    4. The use requirements of pneumatic stainless steel flanged ball valves are determined: fire protection, anti-static requirements, etc.

    5. The number of channels of the pneumatic stainless steel flange ball valve is determined: straight-through, three-way, four-way, etc.

    6. Determination of the form of elastic elements.

    7. Determination of the structural length and connection size of the pneumatic stainless steel flanged ball valve.

    8. Determination of the diameter of the sphere channel

    9. Determination of the diameter of the sphere.

    Wenzhou Changyi Valve is a professional ball valve manufacturer, providing customized services. If necessary, please contact us.


主站蜘蛛池模板: 草草网站影院白丝内射| 性色av无码久久一区二区三区| 无码中文精品专区一区二区| 精品熟人妻一区二区三区四区不卡| 国产精品一区二区av| 日韩 亚洲 制服 欧美 综合| 奇米影视色777四色在线首页| 日本一区二区三区免费播放| 日本视频高清一区二区三区| 亚洲国产无线乱码在线观看| 国产综合在线观看| 久久久精品一区二区| 夜色人妻一区二区三区| 男女免费观看做爰视频在线观看| 日本欧美久久久久免费播放网| 麻豆网神马久久人鬼片| 少妇人妻综合久久中文| 久久综合婷婷成人网站| 午夜亚洲精品久久一区二区| 蜜臀精品国产高清在线观看| 日日摸日日碰人妻无码老牲| 熟睡人妻被讨厌的公侵犯| 别揉我奶头嗯一区二区| 中文国产成人精品久久久| 亚洲一区激情校园小说| 夜夜添无码一区二区三区| 国产欧美日韩视频一区二区 | 欧美三级午夜理伦三级| 欧美日韩经典一区二区三区| 欧美一区二区啪啪啪| 国产在线精品一区二区高清不卡| 色狠狠一区二区三区香蕉| 少妇爆乳无码av无码专区| 人妻丝袜福利一区二区 | 西西人体444www高清大胆| 国产日韩一区二区天美麻豆| 综合在线视频精品专区| 国产露脸9999一区二区| 亚洲欧洲一区二区在线看| 久久婷婷色综合一区二区| 国产草草影院ccyycom |