無縫鋼管：精軋管提前準備及查驗△→精軋管加溫→破孔→軋管→無縫鋼管再加溫→定(ding)(減(jian))徑→調質(zhi)處理△→制成品管(guan)校(xiao)直→鑄軋→檢(jian)測△(高(gao)質(zhi)量、物理化學、臺檢(jian)) →進庫
②冷扎(拔)無縫鋼管關(guan)鍵生產(chan)制造工藝流程：
胚料提前準備→酸洗鈍化(hua)潤化(hua)→冷(leng)扎(拔(ba))→調質(zhi)處理→校直→鑄軋(ya)→檢(jian)測 普(pu)遍(bian)用(yong)以生(sheng)產制(zhi)造零部件(jian)和機械(xie)零件(jian)，如原油鉆具、傳動軸、自行車車架(jia)及其(qi)建筑工(gong)程施工(gong)連用(yong)的(de)鋼(gang)(gang)鋼(gang)(gang)管(guan)腳手架(jia)等(deng)用(yong)無縫(feng)鋼(gang)(gang)管(guan)生(sheng)產制(zhi)造環(huan)狀(zhuang)零件(jian)，可提升(sheng)原材(cai)料使用(yong)率，簡單化(hua)生(sheng)產制(zhi)造工(gong)藝(yi)流程，節省(sheng)原材(cai)料和生(sheng)產加工(gong)綜合工(gong)時，已(yi)普(pu)遍(bian)用(yong)無縫(feng)鋼(gang)(gang)管(guan)來生(sheng)產制(zhi)造。
無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管的優勢是(shi)耐壓(ya)試驗(yan)高,延(yan)展性好,管段長而插口少.缺陷是(shi)價錢高,易浸蝕,因此(ci)應用(yong)(yong)周期短.無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管生(sheng)產(chan)制(zhi)造(zao)的生(sheng)產(chan)加工(gong)加工(gong)工(gong)藝可(ke)分(fen)成冷(leng)拉、冷(leng)扎、熱扎、熱擴四種基礎方(fang)法，無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管的材料為(wei)(wei)10 20 35 45#稱之為(wei)(wei) 普通鋼(gang)(gang)(gang)管，依照主要(yao)(yao)用(yong)(yong)途分(fen)成構造(zao)用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;運輸用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;加熱爐(lu)用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;加熱爐(lu)用(yong)(yong)髙(gao)壓(ya)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;有機(ji)肥機(ji)器設(she)備用(yong)(yong)髙(gao)壓(ya)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;地質學磚(zhuan)探用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;原(yuan)(yuan)油磚(zhuan)探用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;原(yuan)(yuan)油裂化用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;船只用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;冷(leng)拉冷(leng)扎高精密無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管;各種各樣合金管。無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管表(biao)達方(fang)式(shi)為(wei)(wei)直徑，壁厚，薄壁無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管適用(yong)(yong)于(yu)機(ji)械加工(gong)制(zhi)造(zao)，媒(mei)礦，液壓(ya)機(ji)鋼(gang)(gang)(gang)，等幾種主要(yao)(yao)用(yong)(yong)途。
