亚洲综合精品成人,日本护士吞精囗交gif,人人妻人人澡人人爽人人精品浪潮,色综合色狠狠天天综合网


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)我國新的氣動電磁閥標(biāo)準(zhǔn)(GB/T4213-92)氣動執(zhí)行機(jī)構(gòu)的銘牌至少要標(biāo)   出制造廠名、產(chǎn)品型號、額定流量系數(shù)、設(shè)計位號、產(chǎn)品編號及制造年月等事項(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713 郵編:201812  易展提供技術(shù)支持  滬ICP備09006758號-20    網(wǎng)站管理入口

         滬ICP備09006758號-20   

滬公網(wǎng)安備 31011402005010號

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 国产成 人 综合 亚洲奶水| 国产放荡对白视频在线观看| 亚洲精品久久久久久久蜜臀老牛 | 国产系列丝袜熟女精品网站| 国产成人精品视频ⅴa片软件竹菊| 18禁超污无遮挡无码免费动态图 | 青青草国产成人久久| 久久丫精品忘忧草西安产品 | 亚洲中文字幕无码日韩| 狠狠精品久久久无码中文字幕 | 秋霞影院午夜伦a片欧美| 香港三级日本三级a视频| 国内精品久久人妻无码不卡| 人与动人物xxxx毛片| 人妻无码中文字幕永久在线| 一区二区三区乱码在线 | 欧洲| 亚洲午夜国产精品无码老牛影视| 国产亚洲精品久久久久婷婷瑜伽| 亚洲精品成人久久久| 激情呻吟久久久久久99av| 亚洲成a v人片在线观看| 国产内射一区亚洲| 日本最新免费二区| 18禁美女裸体网站无遮挡| 亚洲欧美在线综合图区| av天堂久久天堂av色综合| 久久久av波多野一区二区| 亚洲中文字幕乱码电影| 欧美成人在线视频| 亚洲国产精品久久久久秋霞小说| 国产精品国产三级区别第一集| 亚洲精品一区二区三区四区久久| 天无日天天射天天视| 播放男人添女人下边视频| 亚洲人成网址在线播放小说| 青青青青国产免费线在线观看 | 67194熟妇在线观看线路1| 国产乱子乱人伦电影在线观看| 久久久久久国产精品美女| 国产精品无码无片在线观看| 午夜寂寞视频无码专区|