Ukukhetha osayizi bamapayipi akufanele kuzwakale njengokuxazulula iphazili. Kodwa uma ubhekene nokufakwa komhlabathi, ukukulungisa kabi kusho ukuphinda usebenze, ukubambezeleka, kanye nobuhlungu obukhulu bekhanda.
Ake sixoxeIshubhu Elihlanganisiwe Ngomoya i-ASTM A252– ikakhulukazi insimbi yebanga lesi-2. Le nto yakhelwe ngaphansi komhlaba. Amapayipi egesi, ukufakwa kwesisekelo, uma usho njalo. Izinto aziqhekeki noma zigoqeke kalula, ngisho noma umhlabathi ushintsha noma umswakama ungena.
Kungani iBanga lesi-2? Ifinyelela endaweni enhle phakathi kwamandla nokusebenza kahle. Inamandla ngokwanele ukuthwala ubunzima ngesikhathi sokushayela. Iqinile ngokwanele ukuhlala ngaphansi komhlaba amashumi eminyaka ngaphandle kokulahlekelwa ubuqotho. Yingakho izinqwaba zethu zamapayipi zenziwe ngensimbi ye-A252 GRADE 2 - iyasebenza nje.
Manje, kuthiwaniUsayizi Wepayipi we-ASTM A252Sikhuluma ngobubanzi obusukela kumasentimitha angu-6 kuya kwangu-120. Ubukhulu bodonga buyahlukahluka kuye ngezidingo zakho zomthwalo. Isihluthulelo ukufanisa usayizi nezimo zenhlabathi yakho kanye nemininingwane yokujula. Kuncane kakhulu, futhi usengozini yokuwa. Kukhulu kakhulu, futhi ukhokha ngokweqile.
Nakhu lapho okungokoqoboI-ASTM A252 ethengiswa ngobuningiUmthengisi ubalulekile. I-Cangzhou Spiral Steel Pipes Group Co., Ltd. ibilokhu ikwenza lokhu kusukela ngo-1993. Itholakala eDolobheni laseCangzhou, eSifundazweni saseHebei, lesi sitsha sihlanganisa amamitha-skwele angu-350,000. Abasebenzi abangu-680. Amathani angu-400,000 amapayipi ensimbi ajikelezayo minyaka yonke. Lokho akuyona into encane.
Bayawazi amapayipi. Bathengisa osayizi abafanayo. Bathumela emhlabeni wonke. Futhi ngenxa yokuthi bobabili bangabakhiqizi nabathumela kwamanye amazwe, awubhekene nabathengisi abanezela ukubambezeleka.
Iphuzu elibalulekile: udinga i-Spirally Welded Tube ASTM A252 yomsebenzi wokufaka ipayipi likaphethiloli noma wokufaka inqwaba ejulile? Qala ngeBanga lesi-2, khetha osayizi bamapayipi e-ASTM A252 abafanele izimo zomhlabathi wakho, bese usebenzisana noMthumeli We-ASTM A252 Othengisa Izinto Eziningi onempahla egciniwe. Yileyo ndlela ogcina ngayo iphrojekthi iqhubeka.
Isikhathi sokuthunyelwe: Meyi-14-2026