Amapayipi angenamthungo wezakhiwo (GB / t8162-2008) angamapayipi angenamthungo wezakhiwo ezijwayelekile kanye nezakhiwo zemishini.
(1) Ikhwalithi ephezulu ye-carbon structural steel amabanga ahlanganisa i-20g, 20mng kanye ne-25mng.
(2) Ingxubevange amamaki ensimbi yesakhiwo: 15mog, 20mog, 12crmog, 15CrMoG, 12CR2MOG, 12crmovg, 12Cr3MoVSiTiB, njll.
Igama eligcwele le-UHPE steel plastic composite pipe yi-UHMWPE steel plastic composite pipe. Ipayipi le-UHMWPE lenziwe ngepayipi le-UHMWPE nepayipi lensimbi ye-carbon ngenqubo yesayensi.
I-Q345C ipayipi yensimbi engenamthungo iqhathaniswa ne-Q345A kanye ne-B. Ukuhlolwa komthelela wokushisa okuphansi kunokushisa okuphansi nokusebenza kahle. Isilinganiso sika-P kanye no-s aqukethe izinto eziyingozi ku-Q345A, Umehluko phakathi kwe-Q345A, Q345B kanye ne-Q345C
Ochungechungeni lwamapayipi ensimbi angenamthungo, kukhona into ebizwa nge-Q345B ipayipi lensimbi engenamthungo, eyingxenye yochungechunge lwe-alloy ephansi. Phakathi kwezinto eziphansi ze-alloy, le nto ivame kakhulu. Ipayipi lensimbi elingenamthungo le-Q345B lalibizwa ngepayipi lensimbi elingenamthungo elingu-16Mn.
I-Q345D iyimpahla yepayipi yensimbi. U-Q umele isivuno salolu hlelo lokusebenza. Okulandelayo i-345 ibhekisela enanini lesivuno salokhu kwaziswa, okungaba ngu-345. Inani lesivuno liyancipha ngokukhula kobukhulu bezinto ezibonakalayo.
Ipayipi eliwuketshezi uhlobo lwepayipi lensimbi elinengxenye engenalutho futhi alikho ukushisela kusukela ekuqaleni kuya ekugcineni. Ipayipi lensimbi linendawo engenalutho, esetshenziswa kakhulu njengepayipi lokudlulisa uketshezi, uwoyela, igesi yemvelo, igesi, amanzi nezinye izinto eziqinile.
45# ipayipi lensimbi elingenamthungo ngemva kokucisha kanye nokwelashwa kokufudumeza linezakhiwo ezinhle ezihlanganisa konke futhi lisetshenziswa kabanzi ezingxenyeni ezihlukahlukene ezibalulekile zesakhiwo, ikakhulukazi lezo zinduku zokuxhuma, amabhawodi, amagiya kanye namashafu asebenza ngaphansi komthwalo oshintshanayo.