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客戶至上云南貿(mào)軒商貿(mào)供應(yīng)</h1><div id="la7kgsz" class="proBig"><div id="y3u4nof" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/4/23/2/636915818144880050_ynmaoxuan_3009845.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="irdpmdp" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/4/23/2/636915818144880050_ynmaoxuan_3009845.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vevh28e" 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>云南省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>昆明正規(guī)聲測管廠家批發(fā)</p><p><span>***更新：</span>2020-06-03 03:02:05</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="maxpbne" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">云南貿(mào)軒商貿(mào)有限公司</a></p><p><span>聯(lián)系人：</span>謝經(jīng)理</p><p><span>郵箱: </span>1339843057@qq.com</p><p><span>電話: </span>13888426708</p><p><span>傳真: </span>138_</p><p><span>網(wǎng)址: </span>http://www.maoxuan666.com</p><p><span>手機(jī): </span>138-88426708</p><p><span>地址: </span>云南省昆明經(jīng)開區(qū)宏錫路4-1-2號鐵公雞物流園二號寫字樓408號</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="ktu8qx7" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="muqct3v" class="box"><p><p> 聲測管廠家里面裝填的檢測試劑，比如，二氧化碳聲測管廠家里面的白色部分，昆明正規(guī)聲測管廠家批發(fā)，氧氣聲測管廠家里面的黑色部分。當(dāng)被檢測的氣體與試劑接觸。會發(fā)作化學(xué)反響，惹起顏色變化。也就是說，一旦被檢測的氣體經(jīng)過聲測管廠家，顏色發(fā)作變化就說明氣體的存在以及它的濃度。可以作更進(jìn)一步的解釋:發(fā)作顏色變化的真正緣由是聲測管廠家里面的檢測試劑與氣體接觸時(shí)，發(fā)作的化學(xué)反響，從而生成了另外一種不同的物質(zhì)。例如，昆明正規(guī)聲測管廠家批發(fā)，當(dāng)二氧化碳聲測管廠家里面的白色試劑接觸到二氧化碳?xì)怏w時(shí)，昆明正規(guī)聲測管廠家批發(fā)，發(fā)作變化生成了另外一種紫色的物質(zhì)。當(dāng)氧氣聲測管廠家里面的黑色試劑與氧氣接觸時(shí)，發(fā)作變化生成了另外一種白色的物質(zhì)。當(dāng)然，會有一些氣體聲測管廠家和以上不同，變化過程有一些差別。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明正規(guī)聲測管廠家批發(fā)" src="http://tyunfile.71360.com/UpLoadFile/2019/4/23/2/636915818144880050_ynmaoxuan_3009845.jpg"></div><p style="text-indent:25px">3.聲測管的材料質(zhì)量控制聲測管的材料質(zhì)量控制主要從外觀質(zhì)量和材質(zhì)要求兩方面進(jìn)行控制。3．1 聲測管的外觀要求聲測管應(yīng)順直，彎曲度不大于5 mm/m；聲測管兩端截面應(yīng)與其軸線垂直，并應(yīng)無毛刺；不允許有裂縫、結(jié)疤、折疊、分層、搭焊缺陷存在；管內(nèi)應(yīng)暢通無異物。3．2 聲測管的材質(zhì)要求要求有足夠的機(jī)械強(qiáng)度，保證在灌注混凝土過程中不會變形且與混凝土粘結(jié)良好，不致在聲測管和混凝土間產(chǎn)生縫隙包裹不佳，影響測試結(jié)果。其力學(xué)性能、抗彎曲性能、耐壓扁性能、密封耐壓性能應(yīng)滿足規(guī)范要求。鋼薄壁聲測管的優(yōu)點(diǎn)是便于安裝，可直接固定在鋼筋籠內(nèi)側(cè)上，固定方式可用電焊或綁扎；鋼管剛度較大，埋置后可基本上體質(zhì)其平行度和平直度。所以一般混凝土灌注樁推薦使用鋼薄壁聲測管。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明正規(guī)聲測管廠家批發(fā)" src="http://tyunfile.71360.com/UpLoadFile/ynmaoxuan/2020/1/637140040781101390/6371400407811013904437521.jpg"></div><p> (3) 聲測管鑲石棉墊：由于現(xiàn)場地勢等原因，有時(shí)相鄰兩法蘭之間間距較小，這時(shí)用手錘、鑿子把兩法蘭之間鑿開大約1cm的縫隙，用螺絲刀把石棉墊鑲在兩法蘭之間，有時(shí)管子頂部兩法蘭間距較大，石棉墊鑲嵌困難，用綁絲把石棉墊綁在螺栓上固定，然后工人開始對稱鎖緊螺絲。直至從外觀看兩法蘭之間只有2—3mm的縫隙即可。 </p> <p> (4) 聲測管管壁內(nèi)外防滲處理：管壁內(nèi)外涂乳化瀝青或熱瀝青兩道，從外觀看管壁內(nèi)外均勻的涂成了黑管即可。一般瀝青涂層的厚度要達(dá)到1mm。 </p> <p> (5) 聲測管用千斤頂校正整道涵管，使其中心在所規(guī)定的中心線上。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆明正規(guī)聲測管廠家批發(fā)" 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