2018 China's Titanium welded tube market look

 

Selokhu kwakhiqizwa isipontshi i-Titanium ngendlela yokunciphisa i-magnesium e-United States ngo-1948, singene enkathini yegolide yemboni ye-titanium. I-Titanium isetshenziswe kabanzi ngenxa yamandla ayo adonsela phansi akhethekile, amandla aphezulu, ukuguquguquka okuphansi kwe-thermal, ukugqwala nokumelana nokushisa okuphezulu, ukushisela, akukho uzibuthe, kanye nezakhiwo ezinhle kakhulu. Ngenxa yezindleko zayo eziphakeme zokukhiqiza, i-titanium ayizange izuze ukusetshenziswa okubanzi emkhakheni wezimboni. Eminyakeni yamuva nje, ngokuthuthukiswa kwesayensi nobuchwepheshe kanye nenqubekela phambili yobuchwepheshe bokukhiqiza, i-titanium ingacutshungulwa ibe yizinhlobo ezihlukahlukene futhi isetshenziswe emikhakheni eminingi. I-Titanium isiphenduke into ebaluleke kakhulu ku-aerospace, Marine, petrochemical, medical and other industry.

Ipayipi le-Titanium lingahlukaniswa libe nekhono Ti pipe futhi eshiselwe i-Ti pipe. Manje amashubhu e-titanium angenamthungo emakethe yaseShayina ngokuvamile amukela inqubo ye-vacuum annealing yokugoqeka okubandayo, okusho ukuthi, ingot ye-titanium yenziwa ibe yi-tube billet ngokusebenzisa i-forging bar billet, bese ngenqubo yokugingqika nokufaka ama-multi-pass, ekugcineni i-titanium engenamthungo. amashubhu enziwe. Eminyakeni yamuva nje, izimboni zamapayipi okushisela i-titanium yaseChina ziye zaqala ukusebenza ngokulandelana, futhi ukukhiqizwa kwepayipi lokushisela i-titanium kuyanda unyaka nonyaka. Nokho, main abakhiqizi basekhaya amapayipi ngokuyinhloko namanje akhiqizwa ipayipi Seamless, okuyinto ehamba phambili emakethe kwezicelo.

Nakuba ubuchwepheshe bokucubungula amashubhu angenamthungo e-titanium buvuthiwe, bunqunyelwe imishini yamazwe athuthukile, amapayipi e-titanium ikakhulukazi asebenzisa i-titanium enamandla aphansi, i-low-alloy pure titanium noma i-alloy Ti-Mo-Ni kanye nezinye ingxubevange ye-titanium ephakathi nendawo nephansi njenge-titanium. izinto eziyisisekelo kanye nobuchwepheshe bokucubungula obubandayo. Amapayipi we-titanium alloy aphakathi nendawo namandla aphezulu, njengepayipi le-Ti6Al4V, adinga ukugoqa okushisayo okudingeka kufakwe idivayisi yokushisisa yokungenisa emshinini wokugoqa. Kumapayipi anezidingo ezikhethekile, ukukhiqizwa kwamapayipi okungenamthungo kwaba nzima kakhulu. Kulawo mapayipi anezindonga ezincane ze-titanium ne-titanium alloy noma amapayipi e-titanium amade angaphezu kuka-14m ubude. Ngaphezu kwalokho, ukukhiqizwa kwepayipi le-titanium elingenamthungo kudinga amathuluzi amaningi namathuluzi abrasive kanye nemishini eyinkimbinkimbi, okuholela ekukhiqizeni okulinganiselwe kanye nomjikelezo omude wokukhiqiza wabakhiqizi, ongakwazi ukuhlangabezana nesidingo semakethe yamapayipi anezindonga ezincane, ipayipi elide elide kanye ne-low-. ipayipi lezindleko.

Ngokusekelwe ebunzimeni beshubhu le-titanium elingenamthungo okukhulunywe ngenhla, ishubhu elishiselwe i-titanium liyavela. Njengomkhiqizo we-titanium tube oyingqayizivele, i- i-ti-welded tube ikhiqizwa ithubhu elisekela ikhoyili eline-ti, elishiselwe ukuvikelwa kwegesi ye-tungsten electrode inert. Izinkampani ezinkulu zamazwe ngamazwe zokushisela amapayipi e-titanium zihlanganisa inkampani yensimbi yaseJapane nenkampani yensimbi ye-KOBE, inkampani yaseFrance iValtimet, inkampani yaseRussia iVSMPO nokunye. Maphakathi nawo-1980, i-Xi 'an BaoMei Farino welding pipe co., Ltd. yasungula imigqa emibili yokukhiqiza ipayipi yokushisela elinganiselwe ethuthukisiwe, futhi inkampani yaba ngumkhiqizi wokuqala wamapayipi e-titanium wokushisela eChina.

Uma kuqhathaniswa neshubhu le-titanium elingenamthungo, ishubhu elishiselwe i-titanium lingasetshenziswa ukwenza ukufakwa kwamapayipi anogqinsi oluncane lodonga, olungafinyelela ku-0.3mm-0.5mm, kuyilapho ubuncane bodonga lweshubhu le-titanium elingenamthungo bungaba ngu-0.9mm. Ngesikhathi esifanayo, izinga lokusebenzisa izinto ezingavuthiwe zepayipi elishiselwe, ukusebenza kahle kokukhiqiza nokusebenza kahle kwezomnotho kungcono. Njengoba impahla ye-titanium inokumelana nokugqwala okuhle kakhulu emanzini olwandle, ipayipi lokushisela i-titanium kancane kancane selithathe indawo yensimbi engagqwali nepayipi lengxubevange yethusi ukuze libe into ekhethwayo ye-condenser nesishintshi sokushisa. Ngakho-ke, isetshenziswa kakhulu embonini yamandla ogwini, ukuchithwa kwamanzi olwandle, uwoyela wasolwandle kanye nezinye izikhonkwane kanye nezishintshisi zokushisa ezidinga amanzi olwandle njengendawo yokupholisa.

Emazweni aseYurophu naseMelika, ipayipi elishiselwe elisetshenziselwa i-condenser kanye ne-exchanger ekuphehleni ugesi ogwini nasezimbonini zamandla enuzi kancane kancane lithathe indawo ye-titanium encane-enodonga olungenamthungo. Kunocwaningo olwengeziwe olufakazelwe ukuthi ipayipi elishiselwe i-titanium linokusebenza okuhle kakhulu kuneshubhu elingenamthungo ngesikhathi sokusebenza ngokuhlanganyela, ukusebenza ngokucindezela, kanye nokulwa nokukhathala, okubonisa ukuthi ikhwalithi yokushisela yepayipi elishiselwe linganelisa ukusetshenziswa kwepayipi. imvelo enokhahlo. Ipayipi le-titanium elingenamthungo alanele ekuvuneni okuphansi kanye nomjikelezo omude wokukhiqiza kanye nezindleko eziphezulu uma kuqhathaniswa nepayipi elishiselwe, ikakhulukazi ukukhiqizwa kwepayipi elishiselwe le-titanium elicwengekile, kuzoba umkhuba omusha ngokuhamba kwesikhathi ngezindleko zayo ezimfushane, eziphansi zokukhiqiza neziphezulu. ukusebenza kahle kokukhiqiza.