I-ER 2209yakhelwe ukushisela izinsimbi ezingagqwali ezimbili ezifana ne-2205 (UNS Number N31803).
I-ER 2553isetshenziswa ngokuyinhloko ukushisela izinsimbi ezingagqwali ezimbili eziqukethe cishe i-chromium engu-25%.
I-ER 2594iyintambo yokushisela ye-superduplex. Inombolo Elinganayo Yokumelana Nokugoba (i-PREN) okungenani ingu-40, ngaleyo ndlela ivumela insimbi yokushisela ukuthi ibizwe ngokuthi insimbi engagqwali ye-superduplex.
I-ER2209 ER2553 ER2594 Ucingo lokushiselaUkwakheka Kwamakhemikhali
| Ibanga | C | Mn | Si | P | S | Cr | Ni |
| I-ER2209 | Umkhawulo ongu-0.03 | 0.5 – 2.0 | Ubuningi obungu-0.9 | Umkhawulo ongu-0.03 | Umkhawulo ongu-0.03 | 21.5 – 23.5 | 7.5 – 9.5 |
| I-ER2553 | Umkhawulo ongu-0.04 | 1.5 | 1.0 | Umkhawulo ongu-0.04 | Umkhawulo ongu-0.03 | 24.0 – 27.0 | 4.5 – 6.5 |
| I-ER2594 | Umkhawulo ongu-0.03 | 2.5 | 1.0 | Umkhawulo ongu-0.03 | Umkhawulo ongu-0.02 | 24.0 – 27.0 | 8.0 – 10.5 |
Isikhathi sokuthunyelwe: Julayi-31-2023