硬度計(jì)品牌推薦值得信賴上海尚材試驗(yàn)機(jī)供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="四、硬度計(jì)的工作條件1、在室溫10~30℃的范圍內(nèi)。2、室內(nèi)相對(duì)濕度不大于65%。3，硬度計(jì)品牌推薦、穩(wěn)固的基礎(chǔ)上水平安置，硬度計(jì)品牌推薦。無(wú)震動(dòng)、周圍無(wú)腐蝕性介質(zhì)。4、使用有良好接地的穩(wěn)壓電源接入。五、硬度計(jì)的拆箱與安裝1、剪開包裝箱上的"><meta name="keywords" content="硬度計(jì)品牌推薦"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta 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當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/second-yiqiyibiao_shiyanji/">試驗(yàn)機(jī)</a>?<a href="http://www.cdcfah.com/cp/third-shiyanji_yingduji/">硬度計(jì)</a>?硬度計(jì)品牌推薦值得信賴上海尚材試驗(yàn)機(jī)供應(yīng)</p><div id="wvcztxg" class="leftbox clearfix"><h1>硬度計(jì)品牌推薦值得信賴上海尚材試驗(yàn)機(jī)供應(yīng)</h1><div id="kz8d3iz" class="proBig"><div id="gl87j78" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shangcai/637127776393554687/215442.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="7fmo7ht" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shangcai/637127776393554687/215442.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="u78z2u8" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>硬度計(jì)品牌推薦</p><p><span>***更新：</span>2020-06-03 05:14:34</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="j9tapt3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海尚材試驗(yàn)機(jī)有限公司</a></p><p><span>聯(lián)系人：</span>衛(wèi)志清</p><p><span>郵箱: </span>shangcaisy@163.com</p><p><span>電話: </span>17765160728</p><p><span>傳真: </span>021_57520236</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-50393010</p><p><span>地址: </span>奉城鎮(zhèn)奉旺路373號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="2e77e4y" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="j0rtqxm" class="box"><p><p> 四、硬度計(jì)的工作條件 </p> <p> 1、在室溫10~30℃的范圍內(nèi)。 </p> <p> 2、室內(nèi)相對(duì)濕度不大于65%。 </p> <p> 3，硬度計(jì)品牌推薦、穩(wěn)固的基礎(chǔ)上水平安置，硬度計(jì)品牌推薦。無(wú)震動(dòng)、周圍無(wú)腐蝕性介質(zhì)。 </p> <p> 4、使用有良好接地的穩(wěn)壓電源接入。 </p> <p> 五、硬度計(jì)的拆箱與安裝 </p> <p> 1、剪開包裝箱上的打包帶。 </p> <p> 2、擰下包裝箱底部?jī)蓚?cè)中間鐵皮上的螺絲。 </p> <p> 3、將木箱往上抬起，就可看到儀器，硬度計(jì)品牌推薦，取下附件箱和防塵罩。 </p> <p> 4、用17的扳手將底板下的2只M10外六角螺栓旋出。 </p> <p> 5、打開附件箱，將四個(gè)手柄安裝在儀器底部外側(cè)的螺孔上。 </p> <p> 6、將硬度計(jì)抬起，安放在預(yù)先準(zhǔn)備好的穩(wěn)固的工作臺(tái)上（建議工作臺(tái)的高度450mm）。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="硬度計(jì)品牌推薦" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776393554687/215442.jpg"></div><p> 7. 試驗(yàn)步驟 </p> <p> 7.1 在進(jìn)行硬度測(cè)試前，應(yīng)按照A1.5 對(duì)硬度機(jī)進(jìn)行日常檢驗(yàn)。只允許在硬度塊的已校準(zhǔn)表面上進(jìn)行 </p> <p> 硬度測(cè)量。 </p> <p> 7.2 洛氏硬度試驗(yàn)應(yīng)在10~35℃(50~95℉）范圍的環(huán)境溫度進(jìn)行。洛氏硬度試驗(yàn)的操作者應(yīng)注意測(cè)試 </p> <p> 材料的溫度和硬度機(jī)的溫度可能影響試驗(yàn)結(jié)果。因此，使用者應(yīng)確保測(cè)試溫度不會(huì)對(duì)硬度測(cè)量產(chǎn)生 </p> <p> 負(fù)面影響。 </p> <p> 7.3 試樣應(yīng)具有剛性支撐，以使測(cè)試表面的位移降到**?。ㄒ?jiàn)5.5）。 </p> <p> 7.4 測(cè)試周期——本標(biāo)準(zhǔn)對(duì)洛氏試樣周期的說(shuō)明包括對(duì)周期的5 個(gè)單獨(dú)部分提出的建議或要求。圖2 </p> <p> 以洛氏C 標(biāo)尺試驗(yàn)為例，給出了這些部分的說(shuō)明，定義如下： </p> <p> (1) 接觸速率，vA—壓頭接觸測(cè)試材料的速率。 </p> <p> (2) 初試驗(yàn)力保持時(shí)間tPF——從初試驗(yàn)力完全加載開始，到***次測(cè)量壓痕基準(zhǔn)深度時(shí)結(jié)束的 </p> <p> 保持時(shí)間（同見(jiàn)7.4.1.3）。 </p> <p> (3) 主試驗(yàn)力施加時(shí)間，tTA——施加主試驗(yàn)力達(dá)到總試驗(yàn)力的時(shí)間。 </p> <p> (4) 總試驗(yàn)力保持時(shí)間，tTF——總試驗(yàn)力完全加載的保持時(shí)間。 </p> <p> (5) 彈性恢復(fù)保持時(shí)間，tR——在初試驗(yàn)力作用下的保持時(shí)間，從主試驗(yàn)力完全卸除開始，到測(cè) </p> <p> 量壓痕第二次即**終深度時(shí)結(jié)束。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="硬度計(jì)品牌推薦" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776393359375/4906819.jpg"></div><p> 操作使用時(shí)注意事項(xiàng)——正確使用設(shè)備，保護(hù)人員安全 </p> <p> 1. 實(shí)驗(yàn)室環(huán)境需具備三防（防震、防潮、防塵）。 </p> <p> 2. 放置儀器平臺(tái)，做到平整、穩(wěn)固和無(wú)晃動(dòng)。 </p> <p> 3. 測(cè)試試樣要求表面上下平整、無(wú)油膩和保持干燥。試樣表面質(zhì)量應(yīng)保證壓痕對(duì)角線長(zhǎng)度的測(cè)量精度，建議進(jìn)行表面拋光處理。 </p> <p> 4. 調(diào)焦時(shí)注意勿讓測(cè)試工件觸碰到物鏡，以免劃傷。 </p> <p> 5. 轉(zhuǎn)盤切換物鏡和壓頭位置時(shí)，一定要調(diào)整到位（手動(dòng)系列）。 </p> <p> 6. 注意轉(zhuǎn)塔轉(zhuǎn)動(dòng)時(shí)，試樣不得觸碰到物鏡或壓頭。 </p> <p> 7. 調(diào)試時(shí)不能把目鏡刻線調(diào)成交叉，線位貼近或超出邊緣。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="硬度計(jì)品牌推薦" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776427031250/8362973.jpg"></div></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/127820.html</p></div></div></div></div></div><div id="noxebwy" class="page-right twoColRt"><div id="km2pbd2" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="elprols" class="recomPic likePro"><a 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