| 3181 | Steel Rectangular Pipe | Company Product |
| 3182 | Steel Reinforcement Work | Company Product |
| 3183 | Steel Road Plates | Company Product |
| 3184 | Steel Rod Cutting Services | Company Product |
| 3185 | Steel Rollers | Company Product |
| 3186 | Steel Rolling Doors | Company Product |
| 3187 | Steel Roofings | Company Product |
| 3188 | Steel Round Bar | Company Product |
| 3189 | Steel Sawing | Company Product |
| 3190 | Steel Scaffold | Company Product |
| 3191 | Steel Scale | Company Product |
| 3192 | Steel Sections | Company Product |
| 3193 | Steel Sheets | Company Product |
| 3194 | Steel Shot Abrasives | Company Product |
| 3195 | Steel Silo | Company Product |
| 3196 | Steel Silos | Company Product |
| 3197 | Steel Slag | Company Product |
| 3198 | Steel Spring Washers | Company Product |
| 3199 | Steel Square Pipe | Company Product |
| 3200 | Steel Stockists & Dealers | Company Product |
| 3201 | Steel Strapping Bands | Company Product |
| 3202 | Steel Strappings | Company Product |
| 3203 | Steel Strips | Company Product |
| 3204 | Steel Structural Supported Platform System | Company Product |
| 3205 | Steel Structural Works | Company Product |
| 3206 | Steel Structure & Roofing | Company Product |
| 3207 | Steel Structure Engineering | Company Product |
| 3208 | Steel Structure Engineering Work | Company Product |
| 3209 | Steel Structure Fabricators | Company Product |
| 3210 | Steel Structure Mezzanine Platform | Company Product |