久久精品一区二区二三区,国产免费AV片无码永久免费,日本一区二区三级在线观看,夜夜操天天操天天操夜夜操


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 欧美精品久久久一区二区| 6080久久精品在这里| 仙踪林av一区二区三区| 先锋玖玖在线女富婆精品| 亚洲AⅤ在线男人的天堂| 亚洲一二区精品在线观看| 精品免费AⅤ片在线观看| 一区二区三区 日韩在线| 年轻的妈妈在线观看韩国| 国产区二区精品欧美日韩| 国产精品亚洲精品久久精品| 男人的好看免费观看在线视频| 精品久久久久久精品毛片| 成人鲁丝无码片一区二区| 粉嫩av网站精品综合国产| 精品无码一区二区三区爱欲九九| 国产欧美日韩一区二区搜索| 69式视频在线免费观看| 精品无码久久久久久囯产| 九九在线视频热线视频精选| 亚洲国产精品无码久久| 日本欧美精品A中文在线| 青青青青青午夜在线视频| 亚洲av无码之国产精品| 国产成人不卡在线观看视频| 国产女爽爽视频精品免费| 亚洲欧美自拍动漫v在线| 日韩精品一区二区三区费| 国精品少妇人人爽人人爽| 国产原创自拍看在线视频| 欧美吧一区2区在线观看| 五月天丁香在线| 国产高清在线精品一区小说| 男人操亚洲美女| 国产区人妖另类精品视频| 99精品国产免费观看视频| 国产精品久久男人的天堂| 伊人色爱久久综合网亚洲| 欧美精品久久久久免费看| 久久九九精品| a丫久久久久久一级毛片|