Pipeline jẹ paipu, asopọ asopọ paipu ati lilo fun gaasi gbigbe, omi tabi awọn patikulu to lagbara ti ito pẹlu ẹrọ naa.Ni deede, ito nipasẹ awọn fifun, awọn compressors, awọn ifasoke ati awọn igbomikana ati awọn titẹ miiran, lati titẹ giga ti opo gigun ti epo ni aaye titẹ kekere, tun le lo titẹ tiwọn tabi ifijiṣẹ ito walẹ.Pipeline jẹ lilo pupọ, lilo akọkọ ni ipese omi, idominugere, alapapo, ipese gaasi, gbigbe gigun gigun ti epo ati gaasi, iṣẹ-ogbin, irigeson, ẹrọ hydraulic, ati ọpọlọpọ awọn ẹrọ ile-iṣẹ.

Ni deede, opo gigun ti epo le pin si opo gigun ti epo ati opo gigun ti gaasi ni ibamu si ọna gbigbe.

Opo opo gigun ti epo naa jẹ opo gigun ti epo API 5L, opo gigun ti epo ti o wọpọ lọwọlọwọ ti China ti fi omi paipu arc welded paipu (SSAW), paipu LSAW (LSAW), paipu alurinmorin resistance (ERW).Nigbati iwọn ila opin ba kere ju 152mm, paipu irin alailẹgbẹ yoo jẹ yiyan.

Erogba irin opo gigun ti epo tabi wọpọ mọ bi erogba, irin paipu tabi ri to, irin ingot tube perforation ṣe ti capillary, ati ki o gbona-yiyi, tutu-yiyi tabi tutu ipe ti wa ni ṣe.Erogba irin pipe ni ipo pataki ni ile-iṣẹ irin China.

Awọn ohun elo aise ti opo gigun ti epo erogba jẹ billet yika, awọn ọmọ inu oyun tube yika jẹ nipa 1 mita Lẹhin gige ẹrọ gige idagba ti awọn iwe-ipamọ, ati nipasẹ igbanu gbigbe si alapapo ileru.Billet naa jẹ ifunni si iwọn otutu alapapo ileru ti iwọn 1200 Celsius.Idana jẹ hydrogen tabi acetylene.Iṣakoso iwọn otutu ileru jẹ ọrọ pataki.Yika tube wá lẹhin titẹ Punch nipasẹ air.Ni gbogbogbo diẹ wọpọ Punch konu lilu ọlọ, ga yi puncher gbóògì ṣiṣe, didara ọja, tobi perforated jù, eyi ti o le wa ni wọ a orisirisi ti irin.Perforation, yika tube ti a mẹta-eerun agbelebu sẹsẹ, sẹsẹ tabi extrusion.Lẹhin extrusion silori iwọn.Iwọn ọlọ yiyi ni iyara giga nipasẹ lilu konu sinu punch ọmọ inu oyun lati ṣe paipu irin kan.Irin paipu nipasẹ awọn ipari ti awọn lode opin ti iwọn ọlọ liluho.Paipu irin nipasẹ iwọn ile-iṣọ itutu agbaiye, fifa omi lati tutu tube lẹhin itutu agbaiye, o jẹ dandan lati wa ni taara.Igbanu paipu irin ti a firanṣẹ nipasẹ titọna ẹrọ wiwa irin (tabi idanwo titẹ omi) fun idanwo inu.Ti o ba ti paipu ti abẹnu dojuijako, nyoju, ati be be lo, yoo ṣee wa-ri.Ayẹwo didara irin paapaa lẹhin yiyan ọwọ lile.Ṣiṣayẹwo didara irin, awọ sokiri lori nọmba, iwọn, nọmba ipele, ati bẹbẹ lọ.Nipa Kireni sinu ile ise.