IASCO manufactures the following steel groups:
| Heat treatment steels |
| Case hardening steels |
| Free cutting steels |
| Ball bearing steels & Roll Bearing steels |
| Nitriding steels |
| Spring steels |
| Cold extrusion steels |
| Carbon tool steels |
| Cold work tool steels |
| Hot work tool steels |
| Cryogenic steels (Tough at subzero steels) |
| High temperature constructional steel (Creep Resistant steels) |
| Valve steels |
| Heat resisting steels |
| Austenitic stainless steels |
| Martensitic stainless steels |
| Saw Steels |
| Plastic mould steels |
| Micro alloy steels |
| Welding filler materials |
| Rail steels |
| Drawing & Cold rolling steels |
| Steel for Piping |
Shirazi/98-11-05