杭州混合工質(zhì)制冷劑要多少錢上海冰仆冷暖設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="制冷劑充入量的準(zhǔn)確判斷方法：測重量。在充注氟利昂時,事先準(zhǔn)備一個小臺秤，將制冷劑鋼瓶放入一個容器中，再在容器中注入40℃以下的冷水(適用于空調(diào)器的低壓充注制冷劑蒸汽)。充注前記下鋼瓶、溫水及容器的重量，在充注過程中注意觀察指針。當(dāng)鋼瓶內(nèi)制冷"><meta name="keywords" content="杭州混合工質(zhì)制冷劑要多少錢,制冷劑"><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 http-equiv="Cache-Control" 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class="leftbox clearfix"><h1>杭州混合工質(zhì)制冷劑要多少錢上海冰仆冷暖設(shè)備供應(yīng)</h1><div id="aw4s4k4" class="proBig"><div id="w4wa42g" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401017229537467/2507351.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="amie4u0" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401017229537467/2507351.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2qaimao" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>杭州混合工質(zhì)制冷劑要多少錢,制冷劑</p><p><span>***更新：</span>2020-12-19 06:17:13</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="uwawsok" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海冰仆冷暖設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>徐佳華</p><p><span>郵箱: </span>444054147@qq.com</p><p><span>電話: </span>13761656620</p><p><span>傳真: </span>1_1</p><p><span>網(wǎng)址: </span>https://www.shbpln.com</p><p><span>手機(jī): </span>1-1</p><p><span>地址: </span>美丹路222號629室</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="2u222ie" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="8ykwesy" class="box"><p><p style="text-indent:25px">制冷劑充入量的準(zhǔn)確判斷方法：測重量。在充注氟利昂時,事先準(zhǔn)備一個小臺秤，將制冷劑鋼瓶放入一個容器中，再在容器中注入40℃以下的冷水(適用于空調(diào)器的低壓充注制冷劑蒸汽)。充注前記下鋼瓶、溫水及容器的重量，在充注過程中注意觀察指針。當(dāng)鋼瓶內(nèi)制冷劑的減少量等于所需要的充注量時可停止充注，杭州混合工質(zhì)制冷劑要多少錢。測工作電流。用鉗型電流表測工作電流，杭州混合工質(zhì)制冷劑要多少錢，制冷時，環(huán)境溫度35℃，所測得的工作電流與銘牌上電流相對應(yīng)。溫度越高，電流相應(yīng)增大，溫度越低電流相應(yīng)減少。在風(fēng)機(jī)正常，杭州混合工質(zhì)制冷劑要多少錢、兩器散熱號的情況下按空調(diào)器工況測電流值作比較。制冷劑需較高的傳熱系數(shù)、較低的粘度及較小的密度。杭州混合工質(zhì)制冷劑要多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州混合工質(zhì)制冷劑要多少錢,制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401017229537467/2507351.png"></div><p style="text-indent:25px">R-408A 制冷劑的物化性能：R408A制冷劑是由R22, R125, R143a 組成的混配制冷工質(zhì)，在常溫下為無色氣體，分子量 87.01，沸點-44.4℃，臨界溫度 83.8℃，臨界壓力4.42MPa，破壞臭氧潛能值（ODP）0.016。主要用途：R408A制冷劑主要用于替代R502。產(chǎn)品包裝：鋼瓶包裝，10.9kg/瓶。R-409A 制冷劑物化性能：R409A由HCFC-22,HCFC-124和HCFC-142b混合而成，在常溫下為無色氣體。分子量97.4，沸點 -34.5℃，臨界溫度106.8℃，臨界壓力4.69MPa，破壞臭氧潛能值（ODP）0.039。主要用途：R409A是R12的替代品，主要用于制冷系統(tǒng)。產(chǎn)品包裝：鋼瓶包裝，13.6kg/瓶。浙江常用制冷劑生產(chǎn)廠家碳?xì)渲评鋭┲饕枪?jié)能和環(huán)保這兩大優(yōu)點；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州混合工質(zhì)制冷劑要多少錢,制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401017129067779/4260118.png"></div><p style="text-indent:25px">制冷劑選擇具體要求：單位容積制冷量大?？梢詼p少壓縮機(jī)輸氣量。粘度和密度小。減少系統(tǒng)中流動阻力損失。熱導(dǎo)率高?？梢蕴岣邠Q熱器的傳熱系數(shù)，減少換熱設(shè)備的傳熱面積降低材料消耗。不燃燒，不，無毒。對金屬材料不腐蝕，對潤滑油不發(fā)生化學(xué)作用，高溫下不分解。等熵指數(shù)小?？山档团艢鉁囟龋瑴p少壓縮過程耗功，有利安全運行和提高使用壽命。凝固溫度低。避免在蒸發(fā)溫度下出現(xiàn)凝固。具有良好的絕緣性能。價格低易獲得。單位容積壓縮功小。目前，完全滿足要求的制冷劑還未發(fā)現(xiàn)。但選擇時，可以根據(jù)用途使用條件等加以各方面考量。如小型封閉壓縮機(jī)家用裝置，多選用氟制冷劑。大型工業(yè)制冷多選用氨，石油化工多選用碳?xì)浠衔铩?/p><p style="text-indent:25px">R12為烷烴的鹵代物，學(xué)名二氟二氯甲烷，分子式為CF2Cl2。它是我國中小型制冷裝置中使用較為較廣的中壓中溫制冷劑。R12的標(biāo)準(zhǔn)蒸發(fā)溫度為－29.8℃，冷凝壓力一般為0.78～0.98MPa，凝固溫度為-155℃，單位容積標(biāo)準(zhǔn)制冷量約為288kcal/m3。R12是一種無色、透明、沒有氣味，幾乎無毒性、不燃燒、不，很安全的制冷劑。只有在空氣中容積濃度超過80%時才會使人窒息。但與明火接觸或溫度達(dá)400℃以上時，則分解出對人體有害的氣體。R12能與任意比例的潤滑油互溶且能溶解各種有機(jī)物，但其吸水性極弱。R410A制冷劑大量用于家用空調(diào)、小型商用空調(diào)、戶式中央空調(diào)等。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州混合工質(zhì)制冷劑要多少錢,制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016630073583/4612161.png"></div><p style="text-indent:25px">R-142b（一氯二氟乙烷）制冷劑物化性質(zhì)：一氯二氟乙烷CClF2CH3，HCFC-142b，沸點-9.2℃，臨界溫度136.45℃，臨界壓力4.15MPa，在常溫下為無色氣體，略有芳香味，易溶于油，難溶于水。主要用途：HCFC-142b（R-142b）主要用作高溫環(huán)境下的制冷系統(tǒng)，恒溫控制開關(guān)及航空推進(jìn)劑的中間體，還用作化工原料。產(chǎn)品包裝：鋼瓶包裝，13.6kg/瓶，400kg/瓶，800kg/瓶。 R-402A 制冷劑物化性質(zhì)：R-402A組成：R-22、R-290及HFC-125，是HCFC服務(wù)型混配制冷劑。符合美國采暖、制冷空調(diào)工程師協(xié)會（ASHRAE）的 A1 安全等級類別（這是較高的級別，對人身體無害）；符合美國環(huán)保組織 EPA、SNAP 和 UL 的標(biāo)準(zhǔn)。冷凍機(jī)油建議使用烷基苯 AB（Alkybenzene）合成油。主要用途：替代R-502用于商用制冷設(shè)備及一些交通制冷設(shè)施，適用于所有 R-502 可正常運作的環(huán)境。產(chǎn)品包裝：鋼瓶包裝，12.2kg/瓶。主要用途：替代R-502用于大型商用制冷設(shè)備，如制冰機(jī)等。適用于所有 R-502 可正常運作的環(huán)境。產(chǎn)品包裝：鋼瓶包裝，11.8kg/瓶。氨作為制冷劑有刺激性臭味、有毒、可以燃燒和，對銅及銅合金有腐蝕作用。浙江常用制冷劑生產(chǎn)廠家</p><p style="text-indent:25px">新的解決方案是開發(fā)HFC族，來擔(dān)當(dāng)制冷劑的主要角色。杭州混合工質(zhì)制冷劑要多少錢</p><p style="text-indent:25px">消耗臭氧的化合物，除了用于雪種，還被用于氣溶膠推進(jìn)劑、發(fā)泡劑、電子器件生產(chǎn)過程中的清洗劑。長壽命的含溴化合物，如哈龍（Haion)滅火劑，也對臭氧的消耗起很大作用。氯原子和一氧化氮（NO）都能與臭氧反應(yīng)，正在世界大量生產(chǎn)和使用CFCs由于制冷劑其化學(xué)穩(wěn)定性好（如CFC12的大氣壽命為102年）不易在對流層分解，通過大氣環(huán)流進(jìn)入臭氧層所在的平流層，在短波紫外線UV-C的照射下，分解出CI 自由基，參與了對臭氧的消耗。歸納起來，要使臭氧發(fā)生消耗，這種物質(zhì)必須具備兩個特征：含氯、溴或另一種相似的原子參與臭氧變氧的化學(xué)反應(yīng)；杭州混合工質(zhì)制冷劑要多少錢</p><p style="text-indent:25px">上海冰仆冷暖設(shè)備有限公司致力于化工，是一家貿(mào)易型的公司。公司業(yè)務(wù)涵蓋制冷劑廠家直銷，冷凍油廠家直銷，壓縮機(jī)批發(fā)銷售，制冷配件批發(fā)銷售等，價格合理，品質(zhì)有保證。公司從事化工多年，有著創(chuàng)新的設(shè)計、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。冰仆冷暖設(shè)備立足于全國市場，依托強(qiáng)大的研發(fā)實力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2468804.html</p></div></div></div></div></div><div id="qkokgso" class="page-right twoColRt"><div id="u4oeawa" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="cwkguyc" class="recomPic likePro"><a 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