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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>專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些,燃燒性能檢測(cè)</p><p><span>***更新：</span>2021-01-14 03:19:50</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="yjq7uab" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海華慧檢測(cè)技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>晏閩南</p><p><span>郵箱: </span>yann7873@163.com</p><p><span>電話(huà): </span>19512260464</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.cfpo.com.cn</p><p><span>手機(jī): </span>021-69910835</p><p><span>地址: </span>匯善路685號(hào)2幢4層401-410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="zojvmdp" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="jkbnez2" class="box"><p><p style="text-indent:25px">燃燒性能是指材料遇火時(shí)所發(fā)生的的反應(yīng)，燃燒過(guò)程伴隨火焰?zhèn)鞑?，著火性，產(chǎn)煙產(chǎn)熱，碳化以及毒性等特征，是材料較基本的性能之一，也是材料較重要的性能之一，為了衡量材料的燃燒性能，不同國(guó)家地區(qū)制定了各自的檢測(cè)標(biāo)準(zhǔn)來(lái)滿(mǎn)足自身要求。材料燃燒等級(jí)標(biāo)準(zhǔn)的判定目前國(guó)標(biāo)主要的標(biāo)準(zhǔn)是建筑材料及制品燃燒性能分級(jí)。燃燒等級(jí)根據(jù)材料的不同，主要分為以下幾種阻燃等級(jí)：紡織品燃燒等級(jí)，專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些、塑料燃燒等級(jí)、保溫材料燃燒等級(jí)、電線電纜電器類(lèi)燃燒等級(jí)等。比較通用的用氧指數(shù)表示阻燃等級(jí)。紡織品阻燃等級(jí)主要分為B1，專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些，專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些、B2和B3，依靠紡織品氧指數(shù)法和紡織品垂直法來(lái)判定，涉及氧指數(shù)測(cè)定儀和水平垂直燃燒儀。塑料阻燃等級(jí)主要分為HB、V2 、V1、V0、5VA、5VB等級(jí)別，是塑料或橡膠及其制品的**的阻燃等級(jí)表示方法。主要用水平垂直燃燒測(cè)定儀來(lái)進(jìn)行判斷。燃燒性能檢測(cè)是一種常見(jiàn)的工業(yè)檢測(cè)方式。專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些,燃燒性能檢測(cè)" src="https://tyunfile.71360.com/UploadFile/shhhjc/637342376083867187/7161532.png"></div><p style="text-indent:25px">汽車(chē)內(nèi)飾件原本只是汽車(chē)的部分零部件，但隨著人們對(duì)舒適性和功能性的追求，這部分零部件不光只有裝飾作用，同時(shí)也涉及到功能性、安全性、以及工程屬性等方面的內(nèi)容。在汽車(chē)行駛過(guò)程中，由于電路短路、機(jī)械故障、交通事故等原因，造成意外起火，這些材料的燃燒可能對(duì)人體造成較大的損傷。因此，在進(jìn)行材料選擇時(shí)，材料的使用前提是保護(hù)乘駕員的生命安全。為了降低發(fā)生意外起火時(shí)造成的傷害，汽車(chē)內(nèi)飾材料大多選取燃點(diǎn)高、甚至有阻燃功能的防火材料。汽車(chē)內(nèi)飾材料的阻燃整理對(duì)提高汽車(chē)安全性具有重要的現(xiàn)實(shí)意義。當(dāng)發(fā)生意外時(shí)，燃點(diǎn)高甚至阻燃的汽車(chē)內(nèi)飾，能有效增加駕駛員逃生幾率。專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些燃燒性能檢測(cè)的測(cè)量范圍很大。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些,燃燒性能檢測(cè)" src="https://tyunfile.71360.com/UploadFile/shhhjc/637342376058378906/1054254.png"></div><p style="text-indent:25px">硫化鉛感測(cè)器，這是一種硫化鉛光敏電阻，其特點(diǎn)是對(duì)紅外線輻射特別敏感。燃料在燃燒時(shí)，由化學(xué)反應(yīng)產(chǎn)生閃爍的紅外線輻射，使硫化鉛光敏電阻感應(yīng)，轉(zhuǎn)變成電信號(hào)，再經(jīng)放大器處理后，輸出4－20mA 或 0－10V 的模擬量。在光譜中，紅外線的波長(zhǎng)為600nm 以上，而這種硫化鉛感測(cè)器的光譜靈敏度為600nm－3000nm，對(duì)絕大部分紅外線輻射都可以有效采集，同時(shí)還涵蓋了部分可見(jiàn)光中的紅光，這樣充分保證采集到火焰信號(hào)的真實(shí)性。磷化鉀感測(cè)器，它是一種磷化鉀光敏電阻，其特點(diǎn)是對(duì)紫外線輻射特別敏感。燃料在燃燒時(shí)，由化學(xué)反應(yīng)產(chǎn)生閃爍的紫外線輻射，使磷化鉀光敏電阻感應(yīng)，轉(zhuǎn)變成電信號(hào)，再經(jīng)放大器處理后，輸出4－20mA 或 0－10V 的模擬量。在光譜中，紫外線的波長(zhǎng)小于380nm，而這種硫化鉛感測(cè)器的光譜靈敏度為190nm－550nm，對(duì)絕大部分紫外線輻射都可以有效采集，同時(shí)還涵蓋了大部分可見(jiàn)光中的紫光，同樣這樣充分保證采集到火焰信號(hào)的真實(shí)性。</p><p style="text-indent:25px">裝飾裝修材料的燃燒性能分類(lèi)：A為不燃材料；B1為難燃材料；B2為可燃材料；B3為易燃材料。這是按氧指數(shù)來(lái)劃分的。當(dāng)頂棚或墻面表面局部采用多孔或泡沫狀塑料時(shí)，其厚度不應(yīng)大于15mm，且面積不得超過(guò)該房間頂棚或墻面積的10％。圖書(shū)室、室、檔案室和存放文物的房間，其頂棚、墻面應(yīng)采用裝修材料，地面應(yīng)采用不低于B1級(jí)的裝修材料。要驗(yàn)收送檢必須裝修材料檢測(cè)報(bào)告驗(yàn)收部沒(méi)消防部門(mén)受理驗(yàn)收申請(qǐng)，建設(shè)單位申請(qǐng)消防驗(yàn)收應(yīng)提供列材料：建設(shè)工程消防驗(yàn)收申報(bào)表；工程竣工驗(yàn)收?qǐng)?bào)告；消防產(chǎn)品質(zhì)量合。燃燒性能檢測(cè)在開(kāi)始前要檢查工具的狀態(tài)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些,燃燒性能檢測(cè)" src="https://tyunfile.71360.com/UploadFile/shhhjc/637342376027568359/3836137.png"></div><p style="text-indent:25px">生煙性試驗(yàn)，如煙箱試驗(yàn)和煙塵質(zhì)量試驗(yàn)：是要測(cè)定材料燃燒時(shí)的生煙量；有毒及腐蝕性實(shí)驗(yàn)，如生物試驗(yàn)和化學(xué)分析法：要測(cè)定材料燃燒時(shí)火災(zāi)氣體的毒性和腐蝕性，以了解材料對(duì)生物及設(shè)備的危害性；耐火性試驗(yàn)，如電視整機(jī)或建筑部件耐火性試驗(yàn)：是為了了解某種材料構(gòu)筑成的建筑物或建筑物的一部分（如墻、地板，天花板）或其他制品，在強(qiáng)熱及火焰的作用下所能經(jīng)受的時(shí)間，即它們?cè)诨鹬械顾蚱茐幕蛉急M所需的時(shí)間。阻燃性能測(cè)試方法依據(jù)不同材料（如建材、電纜、塑料、電子電氣等）、不同行業(yè)（如飛機(jī)、家具、機(jī)車(chē)、船艦等）、不同的標(biāo)準(zhǔn)（如ISO、ASTM、UL、BS、EN、IEC、GB），在試驗(yàn)方法、試驗(yàn)要求上有所不同。所有阻燃性測(cè)試的方法在相應(yīng)的標(biāo)準(zhǔn)內(nèi)均有闡述，由于涉及的測(cè)試方法較多，本文*就較重要的幾個(gè)阻燃參數(shù)和常用的測(cè)試方法進(jìn)行介紹?？扇夹栽囼?yàn)可燃性是指材料進(jìn)行有焰燃燒的能力。很多現(xiàn)在采用的材料可燃性的測(cè)定方法系基于將特定火焰施加于材料所產(chǎn)生的結(jié)果。所用火焰的類(lèi)型、大小、施加于試樣的時(shí)間以及試樣的尺寸、形狀及放置方向等，在不同的試驗(yàn)中可有所不同，且均在測(cè)試方法或標(biāo)準(zhǔn)中有詳細(xì)的規(guī)定。燃燒性能檢測(cè)操作中有過(guò)熱保護(hù)程序。專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些</p><p style="text-indent:25px">燃燒性能檢測(cè)設(shè)備是一款可以控制溫度的設(shè)備。專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些</p><p style="text-indent:25px">垂直燃燒試驗(yàn)具體測(cè)試方法試驗(yàn)裝置，試驗(yàn)是在內(nèi)部尺寸為 329mm×329mm×780mm 的燃燒箱內(nèi)進(jìn)行。燃燒箱頂部開(kāi)有直徑150mm 的排氣孔，為防止外界氣流對(duì)試驗(yàn)的影響，在距箱頂 25mm 處加一塊頂板，燃燒箱右側(cè)裝有試件夾支座，并達(dá)到試件固定后能處于燃燒箱中心位置。箱體左側(cè)裝有向上傾斜 45 度的本生燈一個(gè)。固定在控制箱的水平滑道上。箱體下部放置一個(gè)放脫脂棉的支架。其他備用的還有秒表及卡尺。試件每組試樣需 5 個(gè)試件，要求平整光滑無(wú)氣泡。長(zhǎng) 130±3mm,寬 13.0±0.3mm.厚 3.0±0.2mm。制好的試件應(yīng)在標(biāo)準(zhǔn)氣候條件下調(diào)節(jié) 48 小時(shí)。試驗(yàn)步驟試件垂直固定在實(shí)件夾上，試件上端夾住部分為 6mm.放好脫脂棉。在距試件 150mm 處點(diǎn)燃本生燈，調(diào)節(jié)火焰高度為 20±2mm，并呈藍(lán)色火焰。將本生燈中心置于試件下端10mm 位置，火焰對(duì)準(zhǔn)試件下端中心部分。專(zhuān)業(yè)燃燒性能檢測(cè)廠家有哪些</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2836387.html</p></div></div></div></div></div><div id="reliug8" class="page-right twoColRt"><div id="znuqhtp" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gf7dzqm" class="recomPic likePro"><a 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