Ukuqonda Ipayipi le-ASTM A252: Osayizi, Ikhwalithi, kanye Nezicelo
Ipayipi le-Astm A252iyingxenye ebalulekile ekusetshenzisweni kwesakhiwo kuzo zonke izimboni eziningi, ikakhulukazi kumaphrojekthi wokwakha kanye nengqalasizinda. Le bhulogi izocubungula ubukhulu, ikhwalithi, kanye nokusetshenziswa kwepayipi le-ASTM A252, igqamisa amakhono omkhiqizi ohamba phambili ozinze e-Cangzhou, esifundazweni sase-Hebei.
Liyini ipayipi le-ASTM A252?
I-Astm A252 Osayizi Bepayipiincazelo ethuthukiswe yi-American Society for Testing and Materials (ASTM) echaza izidingo zepayipi lensimbi elishiselwe futhi elingenamthungo elisetshenziswa ekuhlanganiseni izicelo. Izinga ligxile ekuqineni kwesakhiwo sepayipi nokuqina, okulenza lifanelekele izisekelo, amabhuloho, nezinye izinhlelo zokusebenza ezisindayo.
Liyini ipayipi le-ASTM A252?
I-ASTM A252 iwukucaciswa okugunyaziwe okuklanywe i-American Society for Testing and Materials (ASTM), ikakhulukazi amapayipi ensimbi asetshenziswa ekushayeleni inqwaba kanye nezinhlelo zokusebenza zokusekelwa kwesakhiwo esijulile. Leli zinga likubeka ngokuqinile ukwakheka kwamakhemikhali, izakhiwo zemishini, ukubekezelelana kobukhulu nezindlela zokuhlola zamapayipi ensimbi, okuqinisekisa ubuqotho bawo besakhiwo obuhle kakhulu, ukuqina kanye namandla okuthwala umthwalo. Kuyisinqumo esihle samaphrojekthi ayisisekelo afana namabhuloho, izakhiwo eziphakeme kanye namachweba.
I-Astm A252 Pipe Dimensionsubukhulu kanye nokucaciswa
Amapayipi e-ASTM A252 ahlukaniswa abe amabanga amathathu ngokuya ngezidingo zamandla: GR 1, GR 2, kanye GR 3, phakathi kwawo ibanga elithi GR 3 elinamandla amakhulu kakhulu. Ububanzi bayo bosayizi buyashintshashintsha futhi bungakwazi ukuhlangabezana nezidingo ezihlukahlukene zobunjiniyela
Ububanzi bangaphandle (OD) : Kusuka ku-6 amayintshi ukuya ku-60 amayintshi, futhi osayizi abakhulu nakakhulu bangakhiqizwa.
Ukuqina kwezindonga (WT) : Imvamisa phakathi kuka-0.188 amayintshi no-0.500 amayintshi, futhi kungalungiswa ngokuya ngezidingo zokumelana nokugoba.
Ubude: Ubude obujwayelekile ngamafidi angama-20 noma amafidi angama-40. Ukukhiqizwa okwenziwe ngendlela oyifisayo nakho kusekelwa ngokwezidingo zephrojekthi.
Lolu hlu olubanzi losayizi luqinisekisa ukuthi onjiniyela bangakhetha ukucaciswa okungabizi kakhulu kwamaphrojekthi athile.
Ipayipi le-ASTM A252 lisetshenziswa ezinhlelweni ezahlukahlukene, kufaka phakathi:
1. I-Piling: Lawa mapayipi avame ukusetshenziswa njengenqwaba yomhlabathi kumaphrojekthi wokwakha ukuze anikeze ukuzinza nokusekelwa esakhiweni.
2. Amabhuloho: Amandla nokuqina kwepayipi le-ASTM A252 kuyenza ibe yinketho ekahle yokwakha ibhuloho, lapho ingakwazi ukumelana nemithwalo esindayo kanye nezimo zemvelo.
3. Izakhiwo Zasolwandle: Ukumelana nokugqwala kwala mapayipi kuwavumela ukuthi asetshenziswe ezindaweni zasolwandle njengamadokhi nezinsimbi.
4. Uwoyela Negesi: Ngenxa yokwakhiwa kwawo okuqinile, ipayipi le-ASTM A252 liphinde lisetshenziswe embonini kawoyela negesi ukuthutha uketshezi namagesi.
Ngokufigqiwe
Kalula nje, ipayipi le-ASTM A252 liyingxenye ebalulekile yohlu olubanzi lwezinhlelo zokusebenza zesakhiwo, ukuletha ukwethembeka namandla. Le mboni eseCangzhou, eSifundazweni saseHebei, ingumkhiqizi ohamba phambili walolu hlobo lwamapayipi, eqinisekisa ukuthi imikhiqizo yayo ihlangabezana nezindinganiso eziphakeme kakhulu. Ngokuzibophezela ekwenzeni okuhle nokugxila ekusungulweni okusha, inkampani iyaqhubeka nokubamba iqhaza elibalulekile emikhakheni yezokwakha kanye nengqalasizinda. Ukuthi ubambe iqhaza kuphrojekthi enkulu yokwakha noma udinga isixazululo esithembekile samapayipi, ipayipi le-ASTM A252 liyisinqumo esihle kakhulu sezidingo zakho.
Isikhathi sokuthumela: Sep-04-2025