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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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇冷拔管哪家好</p><p><span>***更新：</span>2020-06-17 22:29:35</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="tifce7k" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無錫仁鑫焊管廠</a></p><p><span>聯(lián)系人：</span>何世漢</p><p><span>郵箱: </span>2454987435@qq.com</p><p><span>電話: </span>13806187589</p><p><span>傳真: </span>0510_83212123</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0510-83212123</p><p><span>地址: </span>無錫市惠山區(qū)錢橋鎮(zhèn)錢威路68-2</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="3i2bw4q" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="j2heblc" class="box"><p><p> 小口徑高速精密鋼管矯直機(jī)組的研制介紹：小口徑精密鋼管一般以冷軋和冷拔的方式生產(chǎn)，隨著小口徑高速冷軋機(jī)和高速多線冷拔機(jī)的應(yīng)用，實施小口徑鋼管在線矯直成為可能。其難點在于如何解決經(jīng)高速冷軋、冷拔并經(jīng)退火之后的彎曲鋼管的無人工干預(yù)下的準(zhǔn)確上料和主機(jī)高速矯直過程中的穩(wěn)定性問題。中國重型機(jī)械研究院有限公司為江蘇某廠的30mm無縫鋼管生產(chǎn)線提供的精密高速鋼管矯直機(jī)很好的解決了上述問題，可以作為類似生產(chǎn)線設(shè)備的參考。國內(nèi)現(xiàn)有的小口徑精密鋼管生產(chǎn)線以冷軋和冷拔方式為主，再配以酸洗和熱處理以及離線矯直工序。其中冷軋和冷拔工序是整個生產(chǎn)線的瓶頸，為了追求產(chǎn)不得不配置很多車間和冷軋、冷拔機(jī)，江蘇冷拔管哪家好，占據(jù)了大量的廠房和操作維妒人員，江蘇冷拔管哪家好，使噸鋼成本消挺至高不降。為了解決這個問題，德圖Meer公司和意大利麥爾公司相繼開發(fā)出了小門徑鋼管高速冷軋機(jī)和3線高速冷拔機(jī)，江蘇冷拔管哪家好，軋制以及拔制效率分別比傳統(tǒng)設(shè)備提高了3-5倍。這就形成了小口徑精密鋼管生產(chǎn)新工藝，即離錢高速軋制一一預(yù)矯直一一在線拔制一一在線化學(xué)處理一一在線熱處理一一在線高速嬌直一一后續(xù)的在線探傷、切頭、切尾以及測長稱重等，使生產(chǎn)效率得到大幅提高，場地展用、人員配置大幅減少。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇冷拔管哪家好" src="https://tyunfile.71360.com/WaterMark/UploadFile/WXRXHGC/637265360154423828/6027983.png"></div><p> 冷拔精密無縫鋼管是用于機(jī)械結(jié)構(gòu)、液壓設(shè)備的尺寸精度高和表面光潔度好的精密冷拔無縫管。選用精密無縫管制造機(jī)械結(jié)構(gòu)或液壓設(shè)備等，可以節(jié)約機(jī)械加工工時，提高材料利用率，同時有利于提高產(chǎn)品質(zhì)量。若欲獲得尺寸更小和質(zhì)量更好的小口徑無縫鋼管，必須采用冷軋、冷拔或者兩者聯(lián)合的方法。冷軋通常在二輥式軋機(jī)上進(jìn)行，鋼管在變斷面圓孔槽和不動的錐形頂頭所組成的環(huán)形孔型中軋制。冷拔通常在～100T的單鏈?zhǔn)交螂p鏈?zhǔn)嚼浒螜C(jī)上進(jìn)行。優(yōu)質(zhì)碳素結(jié)構(gòu)鋼冷撥無縫管，主要用10號、20號、35號、45號鋼制造，除保證化學(xué)成分和機(jī)械性能外要做水壓試驗，卷邊、擴(kuò)口、壓扁等試驗。冷拔無縫鋼管重量計算公式:(外徑-壁厚)*壁厚*(每米的重量)。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇冷拔管哪家好" src="https://tyunfile.71360.com/UploadFile/WXRXHGC/637265361053408203/5847854.png"></div><p> 冷拔鋼管：冷拔鋼管用拉拔、擠壓、穿孔等方法生產(chǎn)的整根鋼管zhi表面沒有接縫的鋼管。是一種具有中空截面、周邊沒有接縫的圓形，方形，矩形鋼材。是用鋼錠或?qū)嵭墓芘鹘?jīng)穿孔制成毛管，然后經(jīng)冷撥制成。冷拔鋼管是用于機(jī)械結(jié)構(gòu)、液壓設(shè)備的尺寸精度高和表面光潔度好的精密冷拔無縫管。選用精密無縫管制造機(jī)械結(jié)構(gòu)或液壓設(shè)備等，可以節(jié)約機(jī)械加工工時，提高材料利用率，同時有利于提高產(chǎn)品質(zhì)量。熱軋鋼管：熱軋是相對于冷軋而言的，冷軋是在再結(jié)晶溫度以下進(jìn)行的軋制，而熱軋就是在再結(jié)晶溫度以上進(jìn)行的軋制。無縫鋼管分熱軋和冷軋（撥）無縫鋼管兩類。熱軋鋼管分一般鋼管，低、中壓鍋爐鋼管，高壓鍋爐鋼管、合金鋼管、不銹鋼管、石油裂化管、地質(zhì)鋼管和其它鋼管等。冷軋（撥）無縫鋼管除分一般鋼管、低中壓鍋爐鋼管、高壓鍋爐鋼管、合金鋼管、不銹鋼管、石油裂化管、其它鋼管外，還包括碳素薄壁鋼管、合金薄壁鋼管、不銹薄壁鋼管、異型鋼管。熱軋無縫管外徑一般大于32mm，壁厚，冷軋無縫鋼管外徑可以到6mm，壁厚可到，薄壁管外徑可到5mm，壁厚小于，冷軋比熱軋尺寸精度高。 </p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/294753.html</p></div></div></div></div></div><div id="jo2axw3" class="page-right twoColRt"><div id="kj2vct8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="srdv2yf" 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" 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