Cangzhou Botop yakhala ikugwira ntchito kwambiri m'mapaipi achitsulo kwa zaka zambiri, pakadali pano tikhoza kupangachitoliro chachitsulo chosasunthikayokhala ndi mainchesi a 13.7mm-762mm ndi makulidwe a khoma a 2mm-80mm.Chitoliro chachitsulo cha ERWNdi mainchesi a 26.7-660mm, makulidwe a khoma ndi 1.5-16mm. Kuphatikiza apo, titha kupereka mapaipi achitsulo osasokonekera amitundu yosiyanasiyana omwe alipo kuti tithandize makasitomala kuthetsa maoda osiyanasiyana ofunikira mwachangu.
Oda yoyamba ndi chitoliro chachitsulo chosasunthika chomwe chimatumizidwa ku UAE. Kasitomala amayitanitsa chinthuchoASTM A106 GR.B, zofunikira zake ndi 168*10.97*8000mm, 33.4*6.35*8300mm ndi 33.4*4.55*8307mm.
Malamulo achiwiri ndi awaChitoliro chachitsulo cha ERWanatumizidwa ku United Arab Emirates.Muyezo wa malonda ndiASTM A53 GR.B.Kufotokozera kwake ndi 219.1 * 8.18 * 12000mm, 273 * 9.27 * 12000mm.
Nthawi yotumizira: Julayi-31-2023