Ipayipi lensimbi elingenamthungo le-carbonizindinganiso ziyisici esibalulekile ekuqinisekiseni ikhwalithi, ukuhambisana kanye nokuphepha kwala mapayipi ezinhlotsheni ezahlukene zokusebenza. Lezi zindinganiso zinikeza isiqondiso kubakhiqizi, abaphakeli kanye nabathengi ukuqinisekisa ukuthi amapayipi ahlangabezana nezidingo ezithile futhi ahambisana nemithethonqubo yemboni.
Enye yezindinganiso ezaziwayo kakhulu zamapayipi ensimbi angenamthungo ekhabhoni yi-I-ASTM A106/A106Mindinganiso. Yasungulwa yi-American Society for Testing and Materials (ASTM), le ndinganiso icacisa izidingo zepayipi lensimbi yekhabhoni elingenamthungo ukuze kusetshenziswe izinga lokushisa eliphezulu. Ihlanganisa ubukhulu bepayipi i-NPS 1/8 kuya ku-NPS 48 (DN 6 kuya ku-DN 1200) kanye nobukhulu bodonga njengoba kuchaziwe ku-ANSI B36.10.
Ngaphandle kwalokho, indinganiso yepayipi yensimbi engenamthungo yekhabhoni ifaka i-API 5L,I-ASTM A53, I-ASTMA179,ASTM A192,I-ASTM A210/SA210, I-ASTM A252, BS EN10210,I-JIS G3454kanye ne-JIS G3456.
Ngaphezu kwalokho, indinganiso ifaka phakathi izidingo zokuhlola okungonakalisi, njengokuhlolwa kwe-ultrasonic, ukuhlolwa kwamanje kwe-eddy noma ukuhlolwa kwe-hydrostatic, ukuqinisekisa ubuqotho bombhobho. Iphinde ibhekane nezici ezahlukahlukene okuhlanganisa ukumaka, ukupakisha kanye nezidingo zesitifiketi.
Ngamafuphi, izindinganiso zamapayipi ensimbi engenamthungo yekhabhoni, njenge-ASTM A106/A106M, zinikeza iziqondiso ezidingekayo zokwenziwa, ukuhlolwa, kanye nokulawulwa kwekhwalithi yala mapayipi. Ukuhambisana nalezi zindinganiso kuqinisekisa ukuthi amapayipi ahlangabezana nemininingwane edingekayo, ukusebenza kanye nezidingo zokuphepha, okwandisa ukuthembeka kwawo kanye nokufaneleka kwawo ezimbonini eziningi ezahlukene.
Isikhathi sokuthunyelwe: Juni-21-2023