| S.No. | IS Number | IS Title | Category | Superseded By |
|---|---|---|---|---|
| 1 | IS B1110 : 1990 | Ferrosilicon (Bi-lingual) | Product Specification | ------ |
| 2 | IS 1111 : 1964 | Spiegeleisen (Revised) | ------ | ------ |
| 3 | IS 11945 : 1987 | Charge Chrome | Others | ------ |
| 4 | IS 2391 : 1970 | Specification for foundry nickel (First Revision) | Product Specification | IS 2391 : 2024 |