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 国产乱人伦无无码视频试看 | 欧美性大战久久久久久| 日韩av无码精品人妻系列| 国产人碰人摸人爱视频| 在线观看特色大片免费网站| 亚洲欧美日韩国产成人一区| 内射人妻少妇无码一本一道| 用舌头去添高潮无码视频| 日韩精品一区二区三区在线观看l| 精品午夜福利在线视在亚洲| 欧美老妇乱辈通奷| 国自产偷精品不卡在线| 欧美精品在线观看| 午夜性开放午夜性爽爽| 精品亚洲aⅴ无码一区二区三区| 久久影视久久午夜| 国产亚洲精品久久久久久久| 国产一区二区在线视频| 女同性av片在线观看免费网站| 亚洲精品狼友在线播放| 国产精品日本亚洲欧美| 免费午夜福利在线观看不卡| 极品白嫩的小少妇| 狠狠综合久久久久综合网站| 国产在线精品国偷产拍| 亚洲欧洲日产国码无码动漫| 国产成人精品无码一区二区老年人| 日韩精品少妇无码受不了| 中文无码制服丝袜人妻av| 亚洲国产成人av在线观看| 精品久久香蕉国产线看观看亚洲| 亚洲午夜福利在线视频| 窝窝午夜看片成人精品| 老熟女重囗味hdxx70星空| 人人妻人人狠人人爽| 亚洲全国最大的人成网站| 亚洲欧洲成人精品av97 | 一 级做人爱全视频在线看| 国产成人免费永久播放视频平台| 欧美一区二区日韩国产| 无码人妻少妇久久中文字幕蜜桃|