久久精品激情亚洲一二区,上司人妻互换HD无码中文,亚洲AV片不?无码久久,91精品手机国产在线能


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;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;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: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   標示的注意事項。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準(GB/T4213-92)氣動執(zhí)行機構(gòu)的銘牌至少要標   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。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準,要由主管部門簽定認可。嚴禁不具備條件的小廠進行。**電磁閥的質(zhì)量電磁閥的選用   要經(jīng)過嚴格的計算;類型、口徑、各項**都要符合要求;電磁閥各種零件的材料要嚴格選擇,要有足夠的強度和剛度,要按照國家標準通過耐壓試驗,   氣密性等試驗。
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

點擊這里給我發(fā)消息 點擊這里給我發(fā)消息 點擊這里給我發(fā)消息 點擊這里給我發(fā)消息 點擊這里給我發(fā)消息 點擊這里給我發(fā)消息 點擊這里給我發(fā)消息 久久精品综合www不卡| 国产精品亚洲专区无码牛牛| 性关系一区二区三区网站| 97久久精品午夜一区二区| 日韩视频一区二区三区网站| 欧美日韩精品视频一区二区| 久久99re热在线播放| 国产性午夜直播在线观看| av亚洲午夜网站福利天堂| 搡老熟女多毛丰满国产精品| 国产av一区二区亚洲区| 亚洲中文字幕精品久久久| 欧美日韩一区二区久久精品| 99热久久这里只有精品| 成人在无码av在线观看一| 中文字幕日韩电影在线播放| 波多野结衣无码视频一区| 亚洲国产在一区二区三区| 日韩一级精品一区二区三区| 亚洲欧美日韩另类在线视频| 欧美日韩久久一区二区三区| 亚洲成av人片在线观看无| 免费无码国产完整版av| 久久香蕉国产线看观看网| 九九久久99综合一区二区| 亚洲视频区蜜月| 亚洲色素色无码专区| 九九热这里只有精品在线| 怡红院一区二区三区在线| 亚洲AV无码久久忘忧草| 大尺度黄片免费在线观看| 亚洲色精品一区二区三区| 黄色av免费网站在线观看| 日本在线播放精品不卡视频| 动漫无码专区ⅰ| 成人乱码一区二区三区av| 久久成人国产精品麻豆| av日韩精品一区在线观看| 亚洲欧美日韩中文高清一| 天天操 天天干 天天搞| 日韩中文字幕一区二区av|