手机最好用的视频播放器,日韩电影一区二区三区,一边摸一边抽搐一进一出视频,xxxx日本


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 中文字幕乱偷无码AV蜜桃| 无码国产精品成人午夜视频| gogo大胆欧美人体艺杧图片| 亚洲熟妇AV日韩熟妇在线 | 亚洲日韩一中文字暮| 欧美激情在线播放| 四虎影视www在线观看免费| 国产一区二区三区精华液| 免费人成在线观看网站| 青苹果乐园全网影视大全| 艳鉧动漫1~6全集在线观看 | 学长上课揉搓捏掐我奶H| 精品久久久久久亚洲精品| 欧美在线视频| 浴室高潮BD在线观看| 吃瓜黑料视频永久地址| 九月婷婷人人澡人人添人人爽| 国产AV国片精品无套内谢无码| 18禁超污无遮挡无码免费游戏| 精品人伦一区二区三区蜜桃牛牛| 精品人妻伦九区久久AAA片| 狠狠色综合7777久夜色撩人| 上司人妻互换HD无码中文字幕| 久久变态刺激另类SM| 国产乱老熟视频乱老熟女| 国产手机拍视频推荐2023| 69久久国产露脸精品国产| 最近中文字幕无吗高清| 粗大挺进清纯校花呻吟| 亚洲欧洲日产国码无码久久99| 亚洲中文久久精品无码WW16| 亚洲色精品AⅤ一区区三区| 国产精品一区二区在线观看| 国产成人精品一区二三区在线观看| 性直播视频在线观看| 极品粉嫩国产18尤物在线播放| 风韵少妇性饥渴推油按摩视频| 花房姑娘免费观看全集| 破外女13一14在线观看| 人人妻人人澡人人爽| 国产一二三精品无码不卡日本 |