I-square pipe material ngokuvamile i-carbon steel square pipe kanye ne-alloy ephansi yepayipi impahla.Amapayipi amaningi ayisikwele enziwe ngamashubhu ensimbi, akha amapayipi ayindilinga ngokukhipha, ukucaba, ukugoba kanye nezinqubo zokushisela, amapayipi ayindilinga asongwe abe amapayipi ayisikwele, abese enqunywa ubude obudingekayo, amapayipi ayisikwele ahlukaniswe amapayipi ayisikwele okuhlobisa, isikwele somshini. amapayipi kanye namapayipi wesikwele wezakhiwo, amapayipi ayisikwele asetshenziselwa ukwakhiwa, ukukhiqizwa kwemishini, isakhiwo sensimbi nokunye ukusetshenziswa kobunjiniyela, ukusebenza kokusetshenziswa kwemvelo okuhlukile kwamapayipi wesikwele kuzohluka, Naka ukuhlukaniswa lapho uthenga.