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src="https://tyunfile.71360.com/UploadFile/xinjinfusujiao/637345796249160156/8746432.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="gegnfro" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xinjinfusujiao/637345796249160156/8746432.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8zwyqsp" 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>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>四川環(huán)保七孔梅花管直徑,七孔梅花管</p><p><span>***更新：</span>2021-02-02 03:09:48</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="0ik2pmy" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">德陽(yáng)鑫金府塑膠有限公司</a></p><p><span>聯(lián)系人：</span>馬清洪</p><p><span>郵箱: </span>2080131376@qq.com</p><p><span>電話: </span>18908102345</p><p><span>傳真: </span>0838_</p><p><span>網(wǎng)址: </span>http://www.dyxjf.com</p><p><span>手機(jī): </span>0838-2430755</p><p><span>地址: </span>四川省德陽(yáng)市羅江區(qū)經(jīng)濟(jì)開發(fā)區(qū)（御營(yíng)鎮(zhèn)玉腦村）</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="0khe3zb" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="aegyfc7" class="box"><p><p> HDPE多孔梅花管主要分為七孔梅花管和五孔梅花管，是以HDPE（高密度聚乙烯）為原料，經(jīng)擠出機(jī)一次擠塑成型生產(chǎn)，四川環(huán)保七孔梅花管直徑，各單孔壁相交，緊密熔界的一種線纜護(hù)套管材，七孔梅花管具有防水、防潮、抗老化、使用壽命長(zhǎng)、耐侯好的特點(diǎn)。由于七孔梅花管和五孔梅花管是一次性成型的一體化多孔護(hù)套管，所以施工方便，增加了預(yù)埋孔數(shù)，提高了施工速度，較大降低了工程單位的材料及施工成本。七孔梅花管的特點(diǎn)：七孔梅花管管具有很強(qiáng)的兼容性和使用性，它適合光纜、電纜、同軸電纜、PCM電纜等諸多線纜的穿放，大范圍用于電信、廣電、鐵路、**、院校、大中型工礦企業(yè)內(nèi)部通信等使用。梅花管的開發(fā)生產(chǎn)是水泥管塊的更新?lián)Q代產(chǎn)品，對(duì)多根光纜的辯認(rèn)，提高了工作效率，多孔管將取而代之，七孔梅花管與波紋管組成管群，將是城市通信管道發(fā)展的前景和必然趨勢(shì)，四川環(huán)保七孔梅花管直徑。產(chǎn)品原材料采用以PE（聚乙烯）為主要基料，適合溫度范圍較大（+80℃—-40℃），具有低溫回彈性、抗壓、抗沖擊性強(qiáng)，并能抗酸堿、耐老化。寒熱帶地區(qū)均可使用。產(chǎn)品經(jīng)交通部交通工程管理中心檢測(cè)各項(xiàng)指標(biāo)均達(dá)到通信行業(yè)YD/T841——1996《地下通信管道用塑料管》技術(shù)標(biāo)準(zhǔn)要求，四川環(huán)保七孔梅花管直徑。七孔梅花管截面高×截面寬(H×A)108×98內(nèi)徑。七孔梅花管是bai一種氣孔一**的管道材料。四川環(huán)保七孔梅花管直徑</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川環(huán)保七孔梅花管直徑,七孔梅花管" src="https://tyunfile.71360.com/UploadFile/xinjinfusujiao/637345796249160156/8746432.png"></div><p> 可以生產(chǎn)上表規(guī)定以外規(guī)格尺寸的產(chǎn)品梅花管哪些規(guī)格如果你說(shuō)的是通信用的梅花管的話，那一般就是從從三孔到九孔不等，一般常用的是七孔梅花管和五孔梅花管，而五孔梅花管又根據(jù)具體型號(hào)的不同分為大中小三個(gè)規(guī)格的，我大致膽知道這些，是在湖北亮誠(chéng)塑業(yè)的網(wǎng)站上看到的，你可以自己去看看參考資料：湖北亮誠(chéng)塑業(yè)梅花管介紹多孔梅花管規(guī)格一般是多少梅花管根據(jù)生產(chǎn)原材料的不同，可以分為PVC梅花管或者PE梅花管等;也可以根據(jù)孔數(shù)的的變化，分為九孔梅花管、三孔梅花管、五孔梅花管或者七孔梅花管等等;現(xiàn)在我們主要來(lái)講一下關(guān)于PVC多孔梅花管的安裝規(guī)定和工程驗(yàn)收標(biāo)準(zhǔn)!pvc多孔梅花管的**安裝規(guī)定：1)PVC管材工程應(yīng)根據(jù)住戶要求安裝，完工后應(yīng)試壓，檢驗(yàn)合格，方可進(jìn)行其他裝飾工程。(2)選用的管道、管件質(zhì)量應(yīng)符合現(xiàn)行國(guó)家標(biāo)準(zhǔn)的規(guī)定。(3)管道的安裝，必須橫平豎直。排水管道必須暢通。(4)安裝的各種閥門位置應(yīng)正確，便于使用維修。(5)經(jīng)通水試壓所有接頭，閥門與管道連接處不得有滲水、漏水現(xiàn)象。(6)鍍鋅管道端頭接口螺紋必須有八牙，進(jìn)管必須有五牙，不得有爆牙，生料帶必須統(tǒng)5圈以上，方可接管絞緊2絞緊后，不得朝相反方向回鉸。安裝完畢后，應(yīng)及時(shí)用勾釘固定。四川環(huán)保七孔梅花管直徑4、鐵路、公路通信。用為通信電纜、光纜的保護(hù)管。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川環(huán)保七孔梅花管直徑,七孔梅花管" src="https://tyunfile.71360.com/UploadFile/xinjinfusujiao/637345795494521484/3066247.png"></div><p> 梅花管是以pvc粒子為主要材料加上其他配方經(jīng)過(guò)獨(dú)特的模具而形成的梅花管實(shí)物展示一種梅花狀的通信管材，又稱梅花管和蜂窩管，此種管材內(nèi)壁光滑，直接可穿光纜，可節(jié)省工時(shí)，其結(jié)構(gòu)合理，使用價(jià)值高，壽命長(zhǎng)。它主要用于優(yōu)點(diǎn)、移動(dòng)、鐵通、聯(lián)通、網(wǎng)通、廣電等通信電纜護(hù)套管。梅花管特點(diǎn)：梅花管采用多孔一體結(jié)構(gòu)，剛度好，受力均勻。產(chǎn)品內(nèi)壁摩擦系數(shù)小，穿纜輕快，施工簡(jiǎn)便易行。具有多個(gè)孔位，可預(yù)留管孔，提高通信孔位利用率。產(chǎn)品適用溫度范圍較大（+80-40），在熱帶及寒冷地區(qū)均可使用。接頭采用套接結(jié)構(gòu)。毋需任何工具即可完成管子之間連接，便于施工和維護(hù)。梅花管使用壽命在埋深條件下大于30年以上。性能指標(biāo)：管材的色澤均勻一致，顏色為白色，可根據(jù)用戶要求，也可定制其他顏色。管材光滑平整，色澤均勻，不允許有變形，扭曲等缺陷。內(nèi)外管壁不允許有裂紋和破損、穿孔。標(biāo)記應(yīng)耐久易識(shí)別。</p><p> 例如格孔為φ40mm的普通七孔格子磚的熱交換死區(qū)為％，由于熱交換死區(qū)的存在勢(shì)必影響熱交換效率。這對(duì)于提高鼓風(fēng)溫度十分不利。因此采用普通七孔格子磚和高爐煤氣，送風(fēng)溫度一般只能達(dá)到1100～1150℃，而隨著高爐噴煤的普及和噴煤量的增加對(duì)風(fēng)溫要求越來(lái)越高，為滿足這一要求而研制此實(shí)用新型。本實(shí)用新型的目的是以改變格孔的形狀和格子磚的結(jié)構(gòu)，減少或消除熱交換死區(qū)，在不降低單位容積格子磚重量的前提下，增大單位容積格子磚的熱交換面積，達(dá)到提高熱交換效率，以利于提高鼓風(fēng)溫度。本實(shí)用新型的目的是這樣實(shí)現(xiàn)的所述的梅花形格孔七孔格子磚，是由格孔(1)、相互平行的上頂面(2)和下底面(4)、及側(cè)壁(3)構(gòu)成。其特征在于該格子磚的格孔的橫斷面是由l2條圓弧組成的梅花形格孔，它的7個(gè)格孔均垂直貫穿上項(xiàng)面(2)和下底面(4)，格孔的分布是中心有1個(gè)格孔，其余6個(gè)格孔以中心格孔為對(duì)稱中心，格孔間距相等，均勻地分布在六個(gè)方向，相鄰格孔的鄰邊相互對(duì)應(yīng)，并向各自格孔的中心凸出．上頂面(2)和下底面(4)的形狀為等邊長(zhǎng)異形六邊形(見附圖1)。本實(shí)用新型的目的可以是這樣實(shí)現(xiàn)的梅花形格孔的大小是根據(jù)設(shè)計(jì)需要確定弧心圓的半徑R。所以施工方便，增加了預(yù)埋孔數(shù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川環(huán)保七孔梅花管直徑,七孔梅花管" src="https://tyunfile.71360.com/UploadFile/xinjinfusujiao/637345796089765625/2527153.png"></div><p> 本實(shí)用新型與普通七孔格子磚的性能比較列于表1。采用本實(shí)用新型格子磚(梅花形七孔格子磚)，在熱風(fēng)爐總?cè)莘e、格子磚總重量不交。以及使用高爐煤氣的情況下送風(fēng)溫度可以達(dá)到1200-125O℃。附圖1梅花形格孔七孔格子磚附圖2普通七孔格子磚(目前已有的)結(jié)合附圖1對(duì)本實(shí)用新型的實(shí)施例作進(jìn)一步描述附圖1為本實(shí)用新型的一個(gè)實(shí)施例，所述的熱風(fēng)爐用梅花形格孔七孔格子磚，是由梅花形格孔(1)、相互平行的上頂面(2)和下底面(4)、及側(cè)壁(3)構(gòu)成，其特征在于格子磚的格孔(1)的橫斷面是由12條圓弧作邊組成的梅花形，它的7個(gè)格孔垂直貫穿上頂面(2)和下底面(4)，格孔的分布位置是，中心有1個(gè)格孔，其余6個(gè)格孔以中心格孔為對(duì)稱中心，格孔間距相等，均勻地分布在六個(gè)方向，相鄰格孔的鄰邊相互對(duì)應(yīng)，并向格孔中心凸出。上頂面(2)和下底面(4)的形狀是按距中心格孔弧心圓圓心的距離為格孔中心距n的，其邊為等邊異形。即從中心格孔的弧心圓的圓心向外引六條均勻分布的射線以中心格孔的弧心圓的圓心為圓心，以格孔中心距n為半徑作圓與射線的交點(diǎn)為分布在中心格孔周圍的六個(gè)格孔的弧心圓的圓心又以它們?yōu)閳A心，以弧心圓半徑R為半徑作圓，與射線的交點(diǎn)為組成梅花形格孔的圓弧的弧心。產(chǎn)品特點(diǎn)： 1、采用七孔蜂窩型通體設(shè)計(jì)、具有優(yōu)良的整體抗壓結(jié)構(gòu)。四川環(huán)保七孔梅花管直徑</p><p style="text-indent:25px">七孔梅花bai管的管徑是108Φ32 2.7（少或多du0.5）材長(zhǎng)的是100米。四川環(huán)保七孔梅花管直徑</p><p> 組成梅花形格孔的12條圓弧的弧心均勻地分布在這個(gè)弧心圓上，其圓弧半徑為r＝R×sinl5°。從中心格孔的弧心圓的圓心向外引六條均勻分布的射線，在射線方向組成梅花形格孔的圓弧是向格孔中心凸出的，相鄰圓弧是向外凸出的，依次相間，圓弧首尾相連組成梅花形格孔。本實(shí)用新型的目的可以是這樣實(shí)現(xiàn)的相鄰格孔的中心距n是根據(jù)設(shè)計(jì)需要來(lái)確定，它為弧心圓直徑2R與弧心圓間的厚度之和。本實(shí)用新型的目的可以是這樣實(shí)現(xiàn)的梅花形格孔七孔格子磚的邊長(zhǎng)是根據(jù)實(shí)際要求和加工制作的能力，按距中心格孔弧心圓圓心的距離為格孔中心距離n的倍或2倍切取為正六邊形，其邊為等邊異形。本實(shí)用新型的目的仍可以是這樣實(shí)現(xiàn)的在格孔上部沿12條圓弧邊的外邊設(shè)有凸臺(tái)，或叫子扣；在格孔下部沿12條圓弧邊設(shè)有凹槽，或叫母扣。本實(shí)用新型的目的亦可以是這樣實(shí)現(xiàn)的梅花形播孔七孔格子磚的材質(zhì)是含氧化鋁的耐火材料，也可以是硅質(zhì)耐火材料，還可以是鎂質(zhì)耐火材料。本實(shí)用新型與已有的熱風(fēng)爐用普通七孔格子磚相比較，其突出的優(yōu)點(diǎn)是在單位容積內(nèi)具有較大的熱交換面積和實(shí)際參加熱交換的格子磚重量，在格子磚活面積大體相同的情況下，其熱交換面積增加％。同時(shí)還基本消除了熱交換死區(qū)。四川環(huán)保七孔梅花管直徑</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/3118010.html</p></div></div></div></div></div><div id="pn7tf37" class="page-right twoColRt"><div id="d272i7v" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="seaxzwt" class="recomPic likePro"><a 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