Chitoliro zosapanga dzimbiri ndi mtundu wa dzenje yaitali kuzungulira zitsulo, Stainless zitsulo chitoliro ndi mtundu wa dzenje yaitali kuzungulira zitsulo, Amene chimagwiritsidwa ntchito mafuta, makampani mankhwala, makina chida ndi mapaipi ena mafakitale mayendedwe ndi zigawo makina structural.
ZAMBIRI ZAMBIRIOil country tubular goods (OCTG) ndi banja lazinthu zokulungidwa zopanda msoko zomwe zimakhala ndi chitoliro chobowola, casing ndi chubu zomwe zimayikidwa motengera momwe amagwirira ntchito.Amapereka mitundu yambiri yazitsulo zapamwamba za carbon ndi chrome casing, ERW casing, tubing, chitoliro chobowola, kugwirizana kwa premium ndi zipangizo zapaipi kuti zigwiritsidwe ntchito pobowola mafuta ndi gasi ndi ntchito zomaliza bwino.
ZAMBIRI ZAMBIRIChitoliro chachitsulo chosasunthika chimapangidwa ndi chitsulo chimodzi popanda seams pamwamba, Njira yopanga imaphatikizapo chubu chopukusira chotentha, chubu chozizira, chubu chojambula chozizira, chubu chotulutsa, chubu chowombera, ndi zina zotero.
ZAMBIRI ZAMBIRIThe welded chitoliro ndi chitoliro chopangidwa ndi crimping Mzere mu chubu kukhala anakonzeratu mawonekedwe ndi kukula ndiyeno kuwotcherera olowa ndi njira yoyenera kuwotcherera.
ZAMBIRI ZAMBIRIChitsulo chagalasi chikhoza kupangidwa kukhala mipope yamphamvu kapena machubu amphamvu - omwe amalimbana ndi dzimbiri chifukwa chokumana ndi madzi kapena zinthu.Amagwiritsidwa ntchito popanga mapaipi operekera madzi kapena ngati chubu cholimba popangira panja.
ZAMBIRI ZAMBIRIKuyika kwa chitoliro cha flange ndi mtundu wa chitsulo chowotcherera cha chitoliro. Zida zotere zimagwiritsidwa ntchito kuti zifanane ndi mapaipi, ndipo zopangira zina zimapangidwa ndi ma flanges onse pamodzi.
ZAMBIRI ZAMBIRIHunan Great Steel Pipe Co., Ltd, yokhala ndi zaka 30 zopanga mapaipi achitsulo, ndiyopanga padziko lonse lapansi komanso imapereka chithandizo cha chitoliro chomizidwa cha arc mowongoka ngati gawo loyamba la Shinestar Gulu.Hunan Great Steel Pipe Co., Ltd imayang'anira kwambiri madera ofufuza zaumisiri wamapaipi monga mpainiya wa China Petroleum Pipeline & Gas Pipeline Science Research Institute, monga: kugwiritsa ntchito mapaipi amafuta ndi gasi, luso lowotcherera mapaipi, mapeto mipope zipangizo kafukufuku ndi chitukuko, komanso zida zapadera luso luso payipi yomanga, payipi dzimbiri chitetezo sayansi ndi luso kafukufuku payipi, sayansi ndi luso kafukufuku payipi sanali zowononga kuyezetsa, kuwunika khalidwe mapaipi, ndi kafukufuku payipi miyezo ndi zina zotero.