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焊接鋼管也稱焊管，是用鋼板或鋼帶經過卷曲成型后焊接制成的鋼管鋼管。焊接鋼管生產工藝簡單，生產效率高，品種規格多，設備資少，但一般強度低于無縫鋼管。20世紀30年代以來，隨著優質帶鋼連軋生產的迅速發展以及焊接和檢驗技術的進步，吹氧管廠家焊縫質量不斷提高，焊接鋼管的品種規格日益增多，并在越來越多的領域代替了無縫鋼管。焊管的應用范圍：產品廣泛應用于自來水工程、石化工業、化學工業、電力工業、農業灌溉、城市建設，是我國開發的二十個重點產品之一。作液體輸送用：給水、排水。作氣體輸送用：煤氣、蒸氣、液化石油氣。作結構用：作打樁管、作橋梁；碼頭、道路、建筑結構用管等。</strong> </p> <p> <strong><img src="/Upload/image/20200604/20200604152725992599.jpg" width="600" height="800" alt="" /><br /> </strong> </p> <p> <strong> 大口徑厚壁焊管包括大口徑直縫厚壁焊管和大口徑螺旋厚壁鋼管，?，斕劁摯罂趶街笨p厚壁鋼管的主要執行標GB/T3091-2008、GB/T9711.1-1997、API 5L標準。大口徑螺旋厚壁鋼管國內的主要依據的標準GB/T5037 ，國外的為API 5L標準。?，斕劁摯罂趶铰菪癖诤腹艿纳a流程帶鋼——檢驗——剪切——定尺——定性——<a href="http://www.n7203.cn" target="_blank">焊接</a>——磨平（無縫化）——定尺——檢驗。?，斕劁摯罂趶街笨p厚壁焊管的主要流程為板探-銑邊-預彎邊成型-預焊-內焊-外焊-超聲波檢驗。?，斕劁摯罂趶胶癖诤腹懿捎玫穆窕『讣夹g具有焊縫質量高、生產效率高、無弧光及煙塵很少的特點。?，斕劁摯罂趶胶癖诤腹苤饕獞糜趬毫θ萜?、管件制造、梁柱、低壓流體、鋼結構工程。<br /> 2020年比較特殊，新冠肺炎全球肆虐，各國停產歇業，影響巨大。?，斕劁搶⒊掷m發揚挺風傲雪，奮發進取的山巖之竹精神，秉承專業化經營理念，堅持走誠實守信發展的道路，持續提高產品和服務質量，為廣大用戶攜手并進、共謀發展！公司以誠信為本、互惠互利的宗旨服務好每位用戶朋友。<br /> <br /> </strong> </p></td> </tr> <tr> <td 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