Square atiTooles onigun, oro kan funAtu ẹsẹ onigun mẹrin, eyiti o jẹ awọn iwẹ irin pẹlu awọn gigun ẹgbẹ dogba ati aidogba. O jẹ ila ti irin ti yiyi lẹhin ilana kan. Ni gbogbogbo, awọn irin ti o fa lọ, flattened, curled, weled lati fẹlẹfẹlẹ tube yika, ati lẹhinna yiyi si gigun ti o nilo fun gigun.Paipu irin pẹlu awọn gigun ẹgbẹ dogba ni a pe ni papupo, koodu f. awọnpipe irinPẹlu awọn gigun ẹgbẹ ẹgbẹ ni a npe ni papupo sping, koodu J.
Lakota tube ni ibamu si ilana iṣelọpọ: Hotleseless Squaless Square TEbe Tube TọbuWeldd tabe tube.
Gẹgẹbi ohun elo naa: erogba Pẹpẹ
1, irin erogba irin ti pin si: Q195, Q215, Q215, q215, q225, SS400, 20 #, irin ati bẹbẹ lọ.
2, Irin alagbara, ti pin si: Q355, 16MN, Q390, ST52-3 ati bẹbẹ lọ.
Awọn ohun elo ti a lo wọpọ: Q195-215; Q255
Awọn ipilẹ imuse:
GB / T6728-2017, GB / T6725-2017, GB / T308-20012, GB08-2012, GB / T6728-2017, GB / T342017
Iwọn ohun elo: Ti a lo ni lilo pupọ, ile-iṣẹ ti ara, awọn ile-iṣẹ ogbin, awọn ile-iṣẹ ọna ogbin, ohun ọṣọ, ọṣọ, ọṣọ awọn aaye bedi.
Akoko Post: Idite-23-2023
