欧美,日韩,国产,专区,国产精品99亚发布,性欧美长视频免费观看,中文字幕有码无码人妻AV蜜桃


名稱:上海乾拓貿(mào)易有限公司
上海地址:上海市嘉定區(qū)嘉涌路99弄6號(hào)713室
聯(lián)系人;沈雪
企業(yè)QQ:2880626081
手機(jī);18918574312(微信) 
電話;021-69000975
郵箱:18918574312@163.com


聯(lián)系人:羅丹
QQ:2880626082
直線電話:021-39526590
聯(lián)系人:羅小姐 18917038407(同微信)
郵箱:18917038407@163.com


聯(lián)系人:章瑩玲
企業(yè)QQ:2880626085
手機(jī);18918572467(微信) 
電話;021-69000973
郵箱:18918572467@163.com


聯(lián)系人:王亞波
QQ:2880626088
021-39529839-8012
手機(jī):17321056802(同微信)
郵箱:17321056802@163.com




新聞中心

分別介紹ASCO電磁閥的參數(shù)要求有哪些

發(fā)布時(shí)間:2015-03-04
分別介紹ASCO電磁閥的參數(shù)要求有哪些
為確保ASCO電磁閥的工作**和可靠性,必須做到如下要求:   1、確??煽康牟僮餍赃@里不公指電磁閥本身的制造質(zhì)量,而且包括對(duì)操作人員的培訓(xùn)和素質(zhì)的提*。為了防止誤操作,工藝人員一定要注意銘牌所   標(biāo)示的注意事項(xiàng)。重要的閥門都要有足夠的附件,如定位器、限位開關(guān)等。根據(jù)我國新的氣動(dòng)電磁閥標(biāo)準(zhǔn)(GB/T4213-92)氣動(dòng)執(zhí)行機(jī)構(gòu)的銘牌至少要標(biāo)   出制造廠名、產(chǎn)品型號(hào)、額定流量系數(shù)、設(shè)計(jì)位號(hào)、產(chǎn)品編號(hào)及制造年月等事項(xiàng)。要有足夠的安裝空間和操作空間,有足夠的安裝空間和操作,有足夠的   照明,有嚴(yán)格的操作規(guī)程。閥體上則應(yīng)鑄出或沖出表示介質(zhì)流動(dòng)方向的箭頭和DN數(shù)值以及PN的字樣及數(shù)值。   2、的制造技術(shù)和測試方法必須符合標(biāo)準(zhǔn),要由主管部門簽定認(rèn)可。嚴(yán)禁不具備條件的小廠進(jìn)行。**電磁閥的質(zhì)量電磁閥的選用   要經(jīng)過嚴(yán)格的計(jì)算;類型、口徑、各項(xiàng)**都要符合要求;電磁閥各種零件的材料要嚴(yán)格選擇,要有足夠的強(qiáng)度和剛度,要按照國家標(biāo)準(zhǔn)通過耐壓試驗(yàn),   氣密性等試驗(yàn)。
以下參考譯文如下:
To ensure the performance and reliability of the solenoid valve, you must do the following requirements: To ensure reliable operation unfair to refer to the solenoid valve manufacturing quality, but also improve operator training and quality. In order to prevent misuse, the process should pay attention to the nameplate of the Note marked. Important valve should have enough accessories, such as location, limit switches, and so on. Pneumatic actuator nameplate at least to be marked according to the new pneumatic solenoid valve standard (GB/T4213-92) Out the matter of the manufacturer's name, product type, rated flow coefficient, design number, product number and year of manufacture. Have enough space for the installation and operation of space, there is enough space for installation and operation, there is enough Lighting, has strict rules. The body should be cast out or out of said medium flow direction arrow and the word DN value and PN and numerical. 2, the manufacturer of the manufacturing techniques and testing methods must comply with the standards, signed by the competent authority recognized. Prohibited does not have the production conditions of small factories for production. Ensure the selection of quality solenoid valve solenoid valve To go through a rigorous calculation; type, caliber, and the performance required to meet the requirements; various parts of the material of the solenoid valve is necessary to strictly select must be of sufficient strength and stiffness, according to national standards through the pressure test, Air tightness test
Copyright@ 2003-2025  上海乾拓貿(mào)易有限公司版權(quán)所有     

Copyright@2003-2018 上海乾拓貿(mào)易有限公司版權(quán)所有 電話:021-39529830/39-8005  021-39529831/29-8002 傳真:021-39529839 

地址:上海嘉定嘉涌路99弄6號(hào)713 郵編:201812  易展提供技術(shù)支持  滬ICP備09006758號(hào)-20    網(wǎng)站管理入口

         滬ICP備09006758號(hào)-20   

滬公網(wǎng)安備 31011402005010號(hào)

點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 點(diǎn)擊這里給我發(fā)消息 林不凡苏晴小说免费阅读| 亚洲一区二区三区日本久久九 | 爆乳熟妇一区二区三区| 色狠狠色噜噜AV天堂一区| 久久免费人成网站福利院| 久久精品国产亚洲av果冻传媒| 男人J进入女人P免费狂躁| 免费在线观看成人电影| 久久婷婷五月综合色奶水99啪| 人妻互换亂倫激情| 成人国产亚洲精品A区天堂蜜臀| 秋霞影视欧美高清av片| 老牛嫩草一区二区三区| 午夜无码一区二区三区在线观看| 国产精品乱码在线观看| 自拍偷在线精品自拍偷无码专区| 欧美性潮喷xxxxx免费视频看| 国产69精品久久久久久人妻精品| 午夜男女爽爽影院a片免费 | 久久中文字幕人妻熟AV女| 我的少妇邻居全文免费| 两个人做人爱视频免费| 国产AV精品国语对白国产| 国产精品久久人妻无码网站仙踪林| 亚洲AV无码一区二区三区DV| 性视频播放免费视频| 国产97在线 | 亚洲| 国产成人亚洲精品无码车A | 欧美成人一区二区三区在线观看| 又大又粗又爽a级毛片免费看| 精品国品一二三产品区别在线观看 | 精品黑人一区二区三区| 最新毛片婷婷99精品视频| 国产亚洲精品无码AA在线观看| 人人做天天爱夜夜爽| 国产精品xxxx国产喷水| 久久久久AV综合网成人| 亚洲第一综合天堂另类专| 免费看国产曰批40分钟| 国产色情又大又粗又黄的电影 | 国产不卡一区二区|