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tcPro"><section class="home-main container clearfix"><div id="pebd3eg" class="twoCol"><div id="jyo3d3t" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_huagong/">化工</a>?<a href="http://www.cdcfah.com/cp/second-huagong_hxsj/">化學(xué)試劑</a>?<a href="http://www.cdcfah.com/cp/third-hxsj_qthxsj/">其他化學(xué)試劑</a>?鋼鐵化學(xué)鍍鎳液批發(fā) 值得信賴上海昊琳化工供應(yīng)</p><div id="r2uwol8" class="leftbox clearfix"><h1>鋼鐵化學(xué)鍍鎳液批發(fā) 值得信賴上海昊琳化工供應(yīng)</h1><div id="szqby2r" class="proBig"><div id="ftlnuy9" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haolin123/637333783093632812/9233108.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dxu2fei" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haolin123/637333783093632812/9233108.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="cwyac8v" 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>鋼鐵化學(xué)鍍鎳液批發(fā),化學(xué)鍍鎳</p><p><span>***更新：</span>2021-01-18 04:12:12</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="d7x7o73" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海昊琳化工有限公司</a></p><p><span>聯(lián)系人：</span>彭**</p><p><span>郵箱: </span>SHHL668@163.com</p><p><span>電話: </span>13917612469</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://haolin123.shop.88360.com</p><p><span>手機(jī): </span>021-59220920</p><p><span>地址: </span>白鶴鎮(zhèn)白石公路1360路28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="zo2kkzi" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="rwolnzg" class="box"><p><p style="text-indent:25px">化學(xué)鍍鎳層的工藝特點(diǎn)：很多材料和零部件的功能如耐蝕、抗高溫氧化性等均是由材料和零部件的表面層體現(xiàn)出來，在一般情況下可以采用某些具有特殊功能的化學(xué)鍍鎳層取代用其他方法制備的整體實(shí)心材料，也可以用廉價(jià)的基體材料化學(xué)鍍鎳代替有貴重原材料制造的零部件，因此，化學(xué)鍍鎳的經(jīng)濟(jì)效益是非常大的?？沙练e在各種材料的表面上，例如：鋼鎳基合金、鋅基合金、玻璃、陶瓷、塑料，鋼鐵化學(xué)鍍鎳液批發(fā)、半導(dǎo)體等材料的表面上，鋼鐵化學(xué)鍍鎳液批發(fā)，從而為提高這些材料的性能創(chuàng)造了條件，鋼鐵化學(xué)鍍鎳液批發(fā)?；瘜W(xué)鍍鎳在pH值大于9的條件下，通入氯氣，此時(shí)Cl2主要以CLO-的形式存在。鋼鐵化學(xué)鍍鎳液批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鋼鐵化學(xué)鍍鎳液批發(fā),化學(xué)鍍鎳" src="https://tyunfile.71360.com/UploadFile/haolin123/637333783093632812/9233108.png"></div><p style="text-indent:25px">由于化學(xué)鍍鎳層具有優(yōu)越的均勻性、硬度、耐磨和耐蝕性等綜合物理化學(xué)性能，該項(xiàng)技術(shù)已經(jīng)得到普遍應(yīng)用，幾乎難以找到一個(gè)工業(yè)不采用化學(xué)鍍鎳技術(shù)。據(jù)報(bào)道，化學(xué)鍍鎳在各個(gè)工業(yè)中應(yīng)用的比例大致如下：航空航天工業(yè)：9%，汽車工業(yè)：5%，電子計(jì)算機(jī)工業(yè)：15%，食品工業(yè)：5%，機(jī)械工業(yè)：15%，核工業(yè)：2%，石油工業(yè)：10%，塑料工業(yè)：5%，電力輸送工業(yè)：3%，印刷工業(yè)：3%，泵制造業(yè)：5%，閥門制造業(yè)：17%，其他：6%。世界工業(yè)化國家的化學(xué)鍍鎳的應(yīng)用經(jīng)歷了80年代空前的發(fā)展，平均年凈增速率高達(dá)10%～15%；預(yù)計(jì)化學(xué)鍍鎳的應(yīng)用將會(huì)持續(xù)發(fā)展，平均年凈值速率將降低至6%左右，而進(jìn)入發(fā)展成熟期。常熟化學(xué)鍍鎳檢測(cè)項(xiàng)目化學(xué)鍍鎳技術(shù)在微電子器件制造業(yè)中應(yīng)用的增長非常迅速。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鋼鐵化學(xué)鍍鎳液批發(fā),化學(xué)鍍鎳" src="https://tyunfile.71360.com/UploadFile/haolin123/637333783068779297/3182023.png"></div><p style="text-indent:25px">金屬表面處理使用化學(xué)鍍鎳：在涂裝處理過程中，如果不去除油脂、氧化皮和銹層，不進(jìn)行磷化處理，直接進(jìn)行涂漆和靜電噴涂，就會(huì)使鋼鐵表面的涂層產(chǎn)生脫落，失去了涂裝的意義。成分分析是指根據(jù)已經(jīng)選定的某產(chǎn)品或材料，綜合利用樣品進(jìn)行前處理，初步判斷,定性分析,定量分析,對(duì)產(chǎn)品或材料的各個(gè)組成成分進(jìn)行精確分析的過程。將本網(wǎng)的是將精細(xì)化學(xué)品產(chǎn)品或與制品通過多種分離技術(shù)，利用高科技分析儀器進(jìn)行檢測(cè)，而后將檢測(cè)的結(jié)果通過經(jīng)過技術(shù)人員的逆向推導(dǎo)，完成對(duì)產(chǎn)品成分分析，達(dá)到產(chǎn)品改進(jìn)，配方分析，模仿生產(chǎn)的目的。在這個(gè)過程中技術(shù)人員除了依靠先進(jìn)設(shè)備支持外，同時(shí)還必須具有豐富的行業(yè)知識(shí)和理論知識(shí)。</p><p style="text-indent:25px">化學(xué)鍍鎳包括鍍鎳、鍍銅、鍍金、鍍錫等很多鍍種，但應(yīng)用范圍比較廣的還是化學(xué)鍍鎳。與電鍍鎳層相比，化學(xué)鍍鎳層的性能有如下諸多優(yōu)點(diǎn)：⑴利用次磷酸鈉作為還原劑的化學(xué)鍍鎳過程得到的是Ni-P合金，控制鍍層中的磷含量可以得到Ni-P非晶態(tài)結(jié)構(gòu)鍍層。鍍層致密、孔隙率低、耐腐蝕性能均優(yōu)于電鍍鎳。⑵化學(xué)鍍鎳層的鍍態(tài)硬度為450~600HV，經(jīng)過合理的熱處理后，可以達(dá)到1000-1100HV，在某些情況下，甚至可以代替硬鉻使用。⑶根據(jù)鍍層中的含磷量，可以控制鍍層為磁性或非磁性。⑷鍍層的磨擦系數(shù)低，可以達(dá)到無油潤滑的狀態(tài)，潤滑性與抗金屬磨損性方面也優(yōu)于電鍍。⑸低磷鍍層具有良好的可焊性。化學(xué)鍍鎳鍍層的結(jié)合強(qiáng)度大。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鋼鐵化學(xué)鍍鎳液批發(fā),化學(xué)鍍鎳" src="https://tyunfile.71360.com/UploadFile/haolin123/637333782859960937/1102100.png"></div><p style="text-indent:25px">化學(xué)鍍就是在不通電的情況下，利用氧化還原反應(yīng)在具有催化表面的鍍件上，獲得金屬合金的方法。它是新近發(fā)展起來的一門新技術(shù)?；瘜W(xué)鍍鎳經(jīng)過多年的不斷探索與研究，近幾年已發(fā)展極成熟了，化學(xué)鍍鎳水幾乎適用于所有金屬表面鍍鎳。如：鋼鐵鍍鎳，不銹鋼鍍鎳，鋁鍍鎳，銅鍍鎳等等，它同樣適用于非金屬表面鍍鎳。比如：陶瓷鍍鎳，玻璃鍍鎳，金剛石鍍鎳，碳片鍍鎳，塑料鍍鎳，樹脂鍍鎳等等。使用范圍是非常普遍的?；瘜W(xué)鍍是在催化劑Fe的催化作用下,溶液中的次磷酸根在催化表面催化脫氫,形成活性氫化物,并被氧化成亞磷酸根;活性氫化物與溶液中的鎳離子進(jìn)行還原反應(yīng)而沉積鎳,其本身氧化成氫氣。化學(xué)鍍鎳的使用范圍是非常普遍的。徐州化學(xué)鍍鎳工藝流程</p><p style="text-indent:25px">化學(xué)鍍鎳廢液中加入少量的銅離子作為催化劑時(shí)，廢液可以得到深度處理。鋼鐵化學(xué)鍍鎳液批發(fā)</p><p style="text-indent:25px">化學(xué)鍍鎳沉積的特性：①以次磷酸鈉為還原劑時(shí)，由于有磷析出，發(fā)生磷與鎳的共沉積，所以化學(xué)鍍鎳層是磷呈彌散態(tài)的鎳磷合金鍍層，鍍層中磷的質(zhì)量分?jǐn)?shù)為1%～l5%，控制磷含量得到的鎳磷鍍層致密、無孔，耐蝕性遠(yuǎn)優(yōu)于電鍍鎳。以硼氫化物或氨基硼烷為還原劑時(shí)，化學(xué)鍍鎳層是鎳硼合金鍍層，硼的含量為1%～7%。只有以肼作還原劑得到的鍍層才是純鎳層，含鎳量可達(dá)到99．5%以上。②硬度高、耐磨性良好。電鍍鎳層的硬度*為l60～180HV，而化學(xué)鍍鎳層的硬度一般為400～700HV，經(jīng)適當(dāng)熱處理后還可進(jìn)一步提高到接近甚至超過鉻鍍層的硬度，故耐磨性良好，更難得的是化學(xué)鍍鎳層兼?zhèn)淞肆己玫哪臀g與耐磨性能。鋼鐵化學(xué)鍍鎳液批發(fā)</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2895406.html</p></div></div></div></div></div><div id="jtvczqn" class="page-right twoColRt"><div id="ztli7zb" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="qfmolcz" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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