I-ASTM A500 kanye ne-ASTM A513Zombili ziyizindinganiso zokukhiqizwa kwepayipi lensimbi ngenqubo ye-ERW.
Nakuba zabelana ngezinqubo ezithile zokukhiqiza, zihluka kakhulu ngezindlela eziningana.
Uhlobo Lwensimbi
I-ASTM A500: Ukucaciswa Okujwayelekile Kwepayipi Lesakhiwo Lensimbi Yekhabhoni Ebunjiwe Ebunjiwe Futhi Engenamthungo Ezindilinga Nakuma-shapes
I-ASTM A500 ingaba yinsimbi yekhabhoni kuphela.
I-ASTM A513: Ukucaciswa Okujwayelekile Kwepayipi Lomshini We-Carbon Elihlanganisiwe Elimelana Nokumelana Nogesi kanye Nensimbi Ehlanganisiwe
I-ASTM A513 ingaba yinsimbi yekhabhoni noma insimbi ye-alloy.
Ububanzi Bosayizi
Inqubo Yokukhiqiza
Inqubo Yokukhiqiza ye-ASTM A500
Ipayipi kufanele lenziwe yi-inqubo engenamthungo noma yokushisela.
Amapayipi ahlanganisiwe kumele enziwe ngensimbi egoqwe ngokuyisicaba ngenqubo yokushisela ngokumelana nogesi (ERW).
I-A500 ivame ukwenziwa ngensimbi esimweni sokugoqwa okushisayo, bese kubanda bese kushiselwe.
Qaphela: I-Flat-rolled ibhekisela enkambisweni yokusebenza ngensimbi esetshenziswa kakhulu ensimbini nakwezinye izinto zensimbi.Kule nqubo, insimbi iqala ngesimo sayo sokuqala sobukhulu (isb. ingot) bese ibekwa ibe yizicaba zibe amashidi noma amakhoyili ngenqubo yokugoqa eshisayo noma ebandayo.
Inqubo Yokukhiqiza ye-ASTM A513
Amapayipi kumele enziwe ngenqubo yokushisela ephikisana nogesi futhi kumele enziwe ngensimbi egoqwe ngokushisa noma ngokubandayo njengoba kuchaziwe.
Ukwelashwa Kokushisa
Ukwelashwa Kokushisa kwe-ASTM A500
Amapayipi asezingeni le-ASTM A500 ngokuvamile awadingi ukwelashwa ngokushisa. Lokhu kungenxa yokuthi i-ASTM A500 ihloselwe ukusetshenziswa kwesakhiwo ngokuyinhloko, lapho kugxilwe khona emandleni nokuqina okwanele kwesakhiwo. Lawa mapayipi ngokuvamile akhiqizwa ngokwakhiwa okubandayo kanye nokushisela okulandelayo, kusetshenziswa izinto zensimbi yekhabhoni esezinamandla nokuqina okuthile.
Kodwa-ke, ezimweni ezithile ezithile, ukuze kufezwe izakhiwo ezithile zemishini noma kuhlangatshezwane nezidingo ezithile zobuchwepheshe, amapayipi namapayipi e-ASTM A500 angase aphathwe ngendlela evamile noma enciphisa ukucindezeleka, ikakhulukazi lapho ukucindezeleka okusele kususwa khona ngemva kokushisela.
Ukwelashwa Kokushisa kwe-ASTM A513
Izinga le-ASTM A513 linikeza izinhlobo eziningana zamapayipi, ezinye zazo ezingase ziphathwe ngokushisa ukuze kufezwe izakhiwo ezifiselekayo zemishini.
NA(Akufakiwe) - Akufakiwe; kubhekisela kumapayipi ensimbi angazange aphathwe ngokushisa esimweni sokushiswa noma sokudonswa, okungukuthi, ashiywe esimweni sawo sokuqala ngemva kokushiswa noma ukudweba. Lokhu kwelashwa kusetshenziselwa ukusetshenziswa lapho kungekho shintsho ezimpahleni zemishini oludingekayo ngokwelashwa ngokushisa.
I-SRA(I-Annealed Encishisiwe Ekucindezelekeni) - I-Annealing Encishisiwe Ekucindezelekeni; lokhu kwelashwa kokushisa kwenziwa emazingeni okushisa angaphansi kwezinga lokushisa eliphansi elibucayi lento, ngenhloso eyinhloko yokususa ukucindezeleka kwangaphakathi okubangelwa ngesikhathi sokucubungula ithubhu, ngaleyo ndlela kuthuthukiswe ukuzinza kwezinto futhi kuvinjelwe ukuguquka ngemva kokucubungula. I-annealing encishisiwe ekucindezelekeni ivame ukusetshenziswa ekucubunguleni izingxenye ezinembile ukuqinisekisa ukunemba kobukhulu kanye nokuma.
N(Okujwayelekile noma Okujwayelekile Okuhlanganisiwe) - Ukunamathisela okuvamile noma okujwayelekile; ukwelashwa ngokushisa emazingeni okushisa angaphezu kwezinga lokushisa eliphezulu elibalulekile lezinto zokwakha lapho usayizi wensimbi ungahlungwa khona futhi izakhiwo zayo zomshini kanye nokuqina kuthuthukiswe. Ukujwayelekile kuyindlela yokwelapha ngokushisa evamile esetshenziselwa ukuthuthukisa izakhiwo zomshini zento ukuze ifaneleke kakhulu emithwalweni yokusebenza ephezulu.
Ukwakheka Kwamakhemikhali Nezakhiwo Zemishini
Ipayipi le-ASTM A500 lenzelwe izinjongo zesakhiwo futhi linezakhiwo ezithile zemishini (amandla okudonsa, amandla okukhiqiza, ukunwebeka) kanye namakhemikhali.
Yaziwa ngokushibilika kwayo okuhle kanye nokuqina kwayo futhi ingasetshenziswa ezakhiweni ezidinga isilinganiso samandla aphezulu nesisindo.
Kunezinhlobo eziningana ezahlukene zamapayipi e-ASTM A513, ngalinye linezakhiwo zalo zemishini namakhemikhali ezisetshenziswayo ezithile.
Isibonelo, ipayipi lohlobo lwe-5 liwumkhiqizo we-drawn sleeve (DOM) one-tolerances eqinile, ukuqeda okungcono kwendawo, kanye nezakhiwo zemishini ezihambisanayo.
Izindawo Eziyinhloko Zokusebenza
I-ASTM A500 ivame ukusetshenziswa ezindleleni zokwakha ezifana nezakhiwo, amabhuloho, kanye nezingxenye zokusekela. Isetshenziswa lapho kudingeka khona amandla aphezulu kanye nokwakhiwa okuqinile.
Ngakolunye uhlangothi, i-ASTM A513 isetshenziswa ezinhlelweni zokusebenza ezidinga ukubekezelelana okunembe kakhulu kanye nokuqedwa kwendawo. Ukusetshenziswa okuvamile kufaka phakathi izingxenye zezimoto kanye nezingxenye zemishini ezingadinga ukufakwa ndawonye ngokunemba okukhulu.
Intengo
Imikhiqizo ye-ASTM A500 ngokuvamile ishibhile ngenxa yezidingo zokunemba ezinobukhulu obuncane kakhulu zenqubo yokukhiqiza.
I-ASTM A513, ikakhulukazi i-Type 5 (DOM), ingabiza kakhulu ngenxa yokufakelwa okwengeziwe okudingekayo ukuze kube nokunemba okungcono kanye nokuqeda ubuso.
Ngakho-ke, ukukhetha phakathi kwalezi zinhlobo ezimbili zamapayipi ensimbi kufanele kusekelwe ezidingweni ezithile zephrojekthi.
Uma iphrojekthi idinga ukuqina kwesakhiwo nokuqina, i-ASTM A500 iyisinqumo esifanele kakhulu. Kanti, ngezinhlelo zokusebenza ezidinga ukunemba okuphezulu kanye nesimo sobuso esihle kakhulu, i-ASTM A513 ingase ikhethwe.
Amathegi: I-ASTM a500 vs a513, i-ASTM a500, i-ASTM a513, ishubhu lensimbi yekhabhoni.
Isikhathi sokuthunyelwe: Meyi-08-2024