油(you)(you)井管(guan)(guan)(guan)（OCTG）是(shi)獲得油(you)(you)氣資(zi)源(yuan)的(de)(de)主要(yao)(yao)通(tong)(tong)道，是(shi)保(bao)障油(you)(you)氣井安(an)全，支(zhi)撐能源(yuan)戰略的(de)(de) “生(sheng)命線”。根據徐婷《中國(guo)油(you)(you)井管(guan)(guan)(guan)技術助力國(guo)際標準化新發展》、李睿鑫《高鋼級石 油(you)(you)套(tao)(tao)管(guan)(guan)(guan)用鋼連(lian)續冷卻轉變行為的(de)(de)研究》，油(you)(you)井管(guan)(guan)(guan)按用途主要(yao)(yao)分為套(tao)(tao)管(guan)(guan)(guan)（Casing）、 油(you)(you)管(guan)(guan)(guan)（Tubing）及鉆柱(zhu)(zhu)構件（Rod string，鉆桿(gan)、鉆鋌、方鉆桿(gan)、加重鉆桿(gan)等）。通(tong)(tong) 過螺紋連(lian)接形成的(de)(de)鉆柱(zhu)(zhu)和油(you)(you)/套(tao)(tao)管(guan)(guan)(guan)柱(zhu)(zhu)是(shi)獲得油(you)(you)氣資(zi)源(yuan)的(de)(de)主要(yao)(yao)通(tong)(tong)道，是(shi)保(bao)障油(you)(you)氣井安(an)全， 支(zhi)撐能源(yuan)戰略的(de)(de)“生(sheng)命線”。

  油井(jing)(jing)管(guan)(guan)(guan)(guan)主要分為(wei)(wei)(wei)套管(guan)(guan)(guan)(guan)、油管(guan)(guan)(guan)(guan)及鉆(zhan)(zhan)(zhan)柱(zhu)構件(jian)，套管(guan)(guan)(guan)(guan)可(ke)靠(kao)性要求極為(wei)(wei)(wei)嚴格。根據(ju)楊秀琴《中 國油井(jing)(jing)管(guan)(guan)(guan)(guan)的(de)供(gong)求現(xian)(xian)狀與發(fa)展》、李睿鑫《高鋼(gang)(gang)級石油套管(guan)(guan)(guan)(guan)用(yong)(yong)(yong)鋼(gang)(gang)連(lian)續(xu)冷(leng)卻(que)轉變行為(wei)(wei)(wei)的(de) 研究》，套管(guan)(guan)(guan)(guan)（Casting）是作(zuo)為(wei)(wei)(wei)油、氣井(jing)(jing)井(jing)(jing)壁的(de)鋼(gang)(gang)管(guan)(guan)(guan)(guan)。為(wei)(wei)(wei)了縮短(duan)套管(guan)(guan)(guan)(guan)的(de)下(xia)井(jing)(jing)時間， 套管(guan)(guan)(guan)(guan)都采用(yong)(yong)(yong)螺(luo)紋(wen)連(lian)接(jie)。套管(guan)(guan)(guan)(guan)是一次性使(shi)用(yong)(yong)(yong)的(de)材料，若出現(xian)(xian)問題將導致整口油井(jing)(jing)報廢， 因此(ci)可(ke)靠(kao)性要求極為(wei)(wei)(wei)嚴格。油管(guan)(guan)(guan)(guan)（Tubing）用(yong)(yong)(yong)于(yu)抽油管(guan)(guan)(guan)(guan)道，當油、氣井(jing)(jing)打好并固井(jing)(jing) 之后，在油層套管(guan)(guan)(guan)(guan)中設置(zhi)油管(guan)(guan)(guan)(guan)，一般可(ke)重(zhong)復使(shi)用(yong)(yong)(yong)3次。鉆(zhan)(zhan)(zhan)桿（Rodstring）、鉆(zhan)(zhan)(zhan)鋌、方 鉆(zhan)(zhan)(zhan)桿、加重(zhong)鉆(zhan)(zhan)(zhan)桿均(jun)為(wei)(wei)(wei)鉆(zhan)(zhan)(zhan)具,用(yong)(yong)(yong)于(yu)鉆(zhan)(zhan)(zhan)井(jing)(jing),可(ke)重(zhong)復使(shi)用(yong)(yong)(yong)。一般情況下(xia)，每鉆(zhan)(zhan)(zhan)進1m，約需(xu)油井(jing)(jing) 管(guan)(guan)(guan)(guan)62kg，其中套管(guan)(guan)(guan)(guan)48kg、油管(guan)(guan)(guan)(guan)10kg。

  油(you)井(jing)(jing)(jing)管(guan)(guan)(guan)主(zhu)要分為套(tao)管(guan)(guan)(guan)、油(you)管(guan)(guan)(guan)及鉆柱構件，套(tao)管(guan)(guan)(guan)可靠性(xing)要求(qiu)極為嚴(yan)(yan)格。根據楊秀琴《中 國(guo)油(you)井(jing)(jing)(jing)管(guan)(guan)(guan)的(de)(de)供求(qiu)現狀與發(fa)展》、李睿鑫(xin)《高鋼級石油(you)套(tao)管(guan)(guan)(guan)用(yong)(yong)鋼連續冷卻轉變行為的(de)(de) 研究》，套(tao)管(guan)(guan)(guan)（Casting）是(shi)作為油(you)、氣井(jing)(jing)(jing)井(jing)(jing)(jing)壁的(de)(de)鋼管(guan)(guan)(guan)。為了縮短套(tao)管(guan)(guan)(guan)的(de)(de)下(xia)井(jing)(jing)(jing)時間， 套(tao)管(guan)(guan)(guan)都采用(yong)(yong)螺紋連接。套(tao)管(guan)(guan)(guan)是(shi)一(yi)次性(xing)使(shi)(shi)用(yong)(yong)的(de)(de)材料，若(ruo)出現問(wen)題將導致整口油(you)井(jing)(jing)(jing)報廢， 因此可靠性(xing)要求(qiu)極為嚴(yan)(yan)格。油(you)管(guan)(guan)(guan)（Tubing）用(yong)(yong)于抽油(you)管(guan)(guan)(guan)道，當油(you)、氣井(jing)(jing)(jing)打(da)好并固井(jing)(jing)(jing) 之后(hou)，在油(you)層套(tao)管(guan)(guan)(guan)中設置油(you)管(guan)(guan)(guan)，一(yi)般(ban)可重(zhong)復(fu)使(shi)(shi)用(yong)(yong)3次。鉆桿（Rodstring）、鉆鋌、方(fang) 鉆桿、加(jia)重(zhong)鉆桿均為鉆具(ju),用(yong)(yong)于鉆井(jing)(jing)(jing),可重(zhong)復(fu)使(shi)(shi)用(yong)(yong)。一(yi)般(ban)情況下(xia)，每(mei)鉆進1m，約需油(you)井(jing)(jing)(jing) 管(guan)(guan)(guan)62kg，其中套(tao)管(guan)(guan)(guan)48kg、油(you)管(guan)(guan)(guan)10kg。