Ipayipi lensimbi le-ERW lenziwe ngokumelana nemvamisa ephansi noma imvamisa ephezulu "nokumelana"

Ipayipi lensimbi le-ERW lenziwa ngokumelana nemvamisa ephansi noma imvamisa ephezulu. Lingamapayipi ayindilinga ahlanganiswe ngamashidi ensimbi anemithungo emide. Lisetshenziselwa ukuthutha izinto eziwuketshezi njengowoyela negesi yemvelo, futhi lingahlangabezana nezidingo ezahlukahlukene zomfutho ophezulu nophansi. Njengamanje lithatha indawo ebalulekile emkhakheni wamapayipi okuthutha emhlabeni.
Lapho kushiselwa amapayipi e-ERW, ukushisa kukhiqizwa lapho ugesi ugeleza ezindaweni zokuthintana zendawo eshisiwe. Ushisa zombili iziphetho zensimbi kuze kube yilapho unqenqema olulodwa lungakha khona ijoyinti. Kulesi simo, ngaphansi kwengcindezi ehlangene, iziphetho zepayipi elingenalutho ziyancibilika futhi zicindezelwe.
Ngokuvamile amapayipi e-ERW anobubanzi obuphezulu bangaphandle obungamasentimitha angu-609 (24 mm), osayizi abakhulu benziwa ku-SAW.
Kunezipayipi eziningi ezingenziwa kusetshenziswa indlela ye-ERW. Ngezansi sibala izindinganiso ezivame kakhulu ekufakweni kwamapayipi.
Ipayipi lensimbi yekhabhoni le-ERW ASTM A53 Grade A no-B (kanye ne-galvanized) le-ASTM A252 carbon steel pipe ASTM A500 ASTM A134 kanye ne-ASTM A135 structural pipe EN 10219 S275, S355 Pipe
Ipayipi Lensimbi Engagqwali le-ERW / ASTM A269 Izindinganiso Nemininingwane Ipayipi Lensimbi Engagqwali le-ASTM A270 Ipayipi Lensimbi Engagqwali le-ASTM A312 Ipayipi Lenhlanzeko le-ASTM A790 Ipayipi Lensimbi Engagqwali le-Ferritic/Austenitic/Duplex
Ipayipi lomugqa I-API ERW API 5L B kuya ku-X70 PSL1 (i-PSL2 kumele ibe senqubweni ye-HFW) I-API 5CT J55/K55, i-N80 casing kanye nepayipi
Ukusetshenziswa kanye nokusetshenziswa kwepayipi lensimbi le-ERW: Ipayipi lensimbi le-ERW lisetshenziselwa ukuthutha igesi nezinto eziwuketshezi ezifana namafutha negesi, futhi lingahlangabezana nezidingo zomfutho ophansi nophezulu. Eminyakeni yamuva nje, ngokuthuthukiswa kobuchwepheshe be-ERW, amapayipi ensimbi e-ERW amaningi asetshenziswa emikhakheni kawoyela negesi, embonini yezimoto nakwezinye izinkambu.


Isikhathi sokuthunyelwe: Septhemba-06-2022