油(you)(you)(you)(you)井(jing)管(guan)(guan)（OCTG）是(shi)獲得(de)油(you)(you)(you)(you)氣資源的(de)主要通道，是(shi)保障(zhang)油(you)(you)(you)(you)氣井(jing)安全(quan)，支(zhi)撐能源戰(zhan)略(lve)的(de) “生命線”。根(gen)據徐(xu)婷《中國油(you)(you)(you)(you)井(jing)管(guan)(guan)技(ji)術助力國際標準(zhun)化(hua)新發(fa)展》、李(li)睿鑫《高鋼級(ji)石 油(you)(you)(you)(you)套管(guan)(guan)用(yong)鋼連續(xu)冷(leng)卻轉變行為的(de)研(yan)究》，油(you)(you)(you)(you)井(jing)管(guan)(guan)按用(yong)途主要分為套管(guan)(guan)（Casing）、 油(you)(you)(you)(you)管(guan)(guan)（Tubing）及鉆(zhan)柱(zhu)構件（Rod string，鉆(zhan)桿(gan)(gan)、鉆(zhan)鋌、方鉆(zhan)桿(gan)(gan)、加重鉆(zhan)桿(gan)(gan)等）。通 過(guo)螺(luo)紋連接形成的(de)鉆(zhan)柱(zhu)和油(you)(you)(you)(you)/套管(guan)(guan)柱(zhu)是(shi)獲得(de)油(you)(you)(you)(you)氣資源的(de)主要通道，是(shi)保障(zhang)油(you)(you)(you)(you)氣井(jing)安全(quan)， 支(zhi)撐能源戰(zhan)略(lve)的(de)“生命線”。

  油(you)井(jing)(jing)管(guan)(guan)(guan)(guan)主要(yao)(yao)分為(wei)套(tao)管(guan)(guan)(guan)(guan)、油(you)管(guan)(guan)(guan)(guan)及鉆(zhan)柱構件(jian)，套(tao)管(guan)(guan)(guan)(guan)可靠性(xing)(xing)要(yao)(yao)求極為(wei)嚴格。根據楊秀(xiu)琴《中 國油(you)井(jing)(jing)管(guan)(guan)(guan)(guan)的(de)供(gong)求現(xian)狀與發(fa)展》、李睿鑫《高(gao)鋼(gang)級(ji)石油(you)套(tao)管(guan)(guan)(guan)(guan)用鋼(gang)連續(xu)冷卻轉變行為(wei)的(de) 研究》，套(tao)管(guan)(guan)(guan)(guan)（Casting）是作為(wei)油(you)、氣(qi)井(jing)(jing)井(jing)(jing)壁的(de)鋼(gang)管(guan)(guan)(guan)(guan)。為(wei)了縮短套(tao)管(guan)(guan)(guan)(guan)的(de)下(xia)井(jing)(jing)時間， 套(tao)管(guan)(guan)(guan)(guan)都(dou)采用螺(luo)紋連接(jie)。套(tao)管(guan)(guan)(guan)(guan)是一(yi)次(ci)性(xing)(xing)使(shi)用的(de)材料(liao)，若(ruo)出現(xian)問題將導致(zhi)整口油(you)井(jing)(jing)報廢， 因此可靠性(xing)(xing)要(yao)(yao)求極為(wei)嚴格。油(you)管(guan)(guan)(guan)(guan)（Tubing）用于抽(chou)油(you)管(guan)(guan)(guan)(guan)道，當(dang)油(you)、氣(qi)井(jing)(jing)打好并固井(jing)(jing) 之(zhi)后(hou)，在油(you)層(ceng)套(tao)管(guan)(guan)(guan)(guan)中設置油(you)管(guan)(guan)(guan)(guan)，一(yi)般(ban)可重復(fu)使(shi)用3次(ci)。鉆(zhan)桿(gan)(gan)（Rodstring）、鉆(zhan)鋌(ting)、方 鉆(zhan)桿(gan)(gan)、加重鉆(zhan)桿(gan)(gan)均(jun)為(wei)鉆(zhan)具,用于鉆(zhan)井(jing)(jing),可重復(fu)使(shi)用。一(yi)般(ban)情況下(xia)，每鉆(zhan)進1m，約需油(you)井(jing)(jing) 管(guan)(guan)(guan)(guan)62kg，其中套(tao)管(guan)(guan)(guan)(guan)48kg、油(you)管(guan)(guan)(guan)(guan)10kg。

  油(you)(you)(you)井(jing)(jing)管(guan)(guan)主要分為(wei)(wei)套(tao)(tao)(tao)管(guan)(guan)、油(you)(you)(you)管(guan)(guan)及鉆(zhan)(zhan)柱(zhu)構件(jian)，套(tao)(tao)(tao)管(guan)(guan)可靠(kao)性要求(qiu)極為(wei)(wei)嚴格(ge)(ge)。根據楊秀琴(qin)《中(zhong) 國油(you)(you)(you)井(jing)(jing)管(guan)(guan)的(de)(de)供求(qiu)現(xian)狀與發展(zhan)》、李睿鑫《高鋼(gang)級石油(you)(you)(you)套(tao)(tao)(tao)管(guan)(guan)用(yong)(yong)鋼(gang)連續冷卻轉(zhuan)變行(xing)為(wei)(wei)的(de)(de) 研(yan)究》，套(tao)(tao)(tao)管(guan)(guan)（Casting）是作為(wei)(wei)油(you)(you)(you)、氣(qi)(qi)井(jing)(jing)井(jing)(jing)壁的(de)(de)鋼(gang)管(guan)(guan)。為(wei)(wei)了縮(suo)短套(tao)(tao)(tao)管(guan)(guan)的(de)(de)下井(jing)(jing)時間， 套(tao)(tao)(tao)管(guan)(guan)都采用(yong)(yong)螺紋連接。套(tao)(tao)(tao)管(guan)(guan)是一(yi)次性使(shi)用(yong)(yong)的(de)(de)材料，若出現(xian)問題將導致整口油(you)(you)(you)井(jing)(jing)報廢， 因此可靠(kao)性要求(qiu)極為(wei)(wei)嚴格(ge)(ge)。油(you)(you)(you)管(guan)(guan)（Tubing）用(yong)(yong)于抽油(you)(you)(you)管(guan)(guan)道，當油(you)(you)(you)、氣(qi)(qi)井(jing)(jing)打(da)好并固井(jing)(jing) 之后(hou)，在油(you)(you)(you)層(ceng)套(tao)(tao)(tao)管(guan)(guan)中(zhong)設(she)置油(you)(you)(you)管(guan)(guan)，一(yi)般可重復使(shi)用(yong)(yong)3次。鉆(zhan)(zhan)桿（Rodstring）、鉆(zhan)(zhan)鋌、方 鉆(zhan)(zhan)桿、加重鉆(zhan)(zhan)桿均為(wei)(wei)鉆(zhan)(zhan)具(ju),用(yong)(yong)于鉆(zhan)(zhan)井(jing)(jing),可重復使(shi)用(yong)(yong)。一(yi)般情況下，每鉆(zhan)(zhan)進1m，約需(xu)油(you)(you)(you)井(jing)(jing) 管(guan)(guan)62kg，其中(zhong)套(tao)(tao)(tao)管(guan)(guan)48kg、油(you)(you)(you)管(guan)(guan)10kg。