產品詳細介紹

無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)按(an)生產(chan)(chan)方式可分為(wei)熱(re)軋(ya)、焊(han)接和(he)冷(leng)加(jia)工三類。熱(re)軋(ya)無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)是(shi)將實心(xin)的(de)管(guan)(guan)(guan)(guan)(guan)(guan)坯(pi)(pi)或鋼(gang)(gang)(gang)錠穿(chuan)(chuan)孔(kong)(kong)并軋(ya)制成空(kong)心(xin)斷面的(de)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)，基本工序是(shi)穿(chuan)(chuan)孔(kong)(kong)和(he)軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)。冷(leng)加(jia)工無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)是(shi)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)二次加(jia)工。冷(leng)加(jia)工是(shi)獲(huo)得高(gao)精度、高(gao)性能(neng)(neng)管(guan)(guan)(guan)(guan)(guan)(guan)材的(de)重要方法(fa)，包括冷(leng)軋(ya)、冷(leng)拔、冷(leng)張力(li)減徑和(he)冷(leng)旋(xuan)壓(ya)(ya)(ya)等。高(gao)合金鋼(gang)(gang)(gang)種用擠(ji)(ji)色金屬(shu)無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)以擠(ji)(ji)壓(ya)(ya)(ya)方式生產(chan)(chan)為(wei)主(zhu)。鋼(gang)(gang)(gang)鐵企業將正確把握(wo)行(xing)業發(fa)展的(de)大趨勢，繼續貫徹落實供給側(ce)結構(gou)性改革總體(ti)部署，堅(jian)定(ding)(ding)不(bu)移的(de)化解過(guo)剩產(chan)(chan)能(neng)(neng)，堅(jian)決“地條(tiao)鋼(gang)(gang)(gang)”等違(wei)(wei)法(fa)違(wei)(wei)規產(chan)(chan)能(neng)(neng)，妥(tuo)善處置“僵尸(shi)企業”，防止已(yi)退出(chu)產(chan)(chan)能(neng)(neng)死灰復燃(ran)，推動鋼(gang)(gang)(gang)鐵產(chan)(chan)業結構(gou)調整和(he)轉型升級取得更大進(jin)展無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)原料是(shi)圓(yuan)(yuan)管(guan)(guan)(guan)(guan)(guan)(guan)坯(pi)(pi)，：鋼(gang)(gang)(gang)坯(pi)(pi)被(bei)送入(ru)(ru)熔爐內(nei)加(jia)熱(re)，溫度大約(yue)為(wei) 1200 攝(she)氏度。燃(ran)料為(wei)氫氣或乙炔。爐內(nei)溫度控制是(shi)關(guan)鍵性的(de)問題，圓(yuan)(yuan)管(guan)(guan)(guan)(guan)(guan)(guan)坯(pi)(pi)出(chu)爐后要經過(guo)壓(ya)(ya)(ya)力(li)穿(chuan)(chuan)孔(kong)(kong)機(ji)(ji)進(jin)行(xing)穿(chuan)(chuan)空(kong)，一般較(jiao)常見的(de)穿(chuan)(chuan)孔(kong)(kong)機(ji)(ji)是(shi)錐形輥穿(chuan)(chuan)孔(kong)(kong)機(ji)(ji)。穿(chuan)(chuan)孔(kong)(kong)后，圓(yuan)(yuan)管(guan)(guan)(guan)(guan)(guan)(guan)坯(pi)(pi)就先后被(bei)三輥斜軋(ya)、連軋(ya)或擠(ji)(ji)壓(ya)(ya)(ya)。擠(ji)(ji)壓(ya)(ya)(ya)后要脫(tuo)管(guan)(guan)(guan)(guan)(guan)(guan)定(ding)(ding)徑。定(ding)(ding)徑機(ji)(ji)通(tong)過(guo)錐形鉆頭高(gao)速旋(xuan)轉入(ru)(ru)鋼(gang)(gang)(gang)胚打(da)孔(kong)(kong)，形成無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)(guan)。無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)內(nei)徑由定(ding)(ding)徑機(ji)(ji)鉆頭的(de)外徑長度來(lai)確定(ding)(ding)。

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