Channel bar sizes and weights.
Hot-rolled structural channels (C-channel / U-channel) in ASTM A36 / SS400, JIS G3192 sections, standard 6.0m lengths and 12.0m by order. Not the same product as light-gauge C-purlins.
Sizes and weights
JIS G3192 · ASTM A36 / SS400 material
| Size (mm) | Web (mm) | Flange (mm) | kg/m | kg per 6.0 m |
|---|---|---|---|---|
| 75 × 40 | 5 | 7 | 6.92 | 41.5 |
| 100 × 50 | 5 | 7.5 | 9.36 | 56.2 |
| 125 × 65 | 6 | 8 | 13.4 | 80.4 |
| 150 × 75 | 6.5 | 10 | 18.6 | 111.6 |
| 200 × 80 | 7.5 | 11 | 24.6 | 147.6 |
| 250 × 90 | 9 | 13 | 34.6 | 207.6 |
| 300 × 90 | 9 | 13 | 38.1 | 228.6 |
Table shows JIS G3192 sections. Stock can also arrive as Chinese GB or Indian ISMC mill standard, which run roughly 5–10% different for some sizes (e.g. 150×75: JIS 18.6 vs ISMC 16.8 kg/m). Confirm the mill standard on your quote.
Grades
- ASTM A36 / JIS SS400.
How it's sold
Sold per 6.0m length; heavier sections and project volume are priced per kilogram. Send your section list for a same-day price. Send your list — spec sheet, drawing or BOQ — and we quote it back the same day.
Common questions
Channel bar vs C-purlin — what’s the difference?
Channel bar is a thick hot-rolled structural section for beams, columns and base frames. A C-purlin is light-gauge cold-formed GI for roof framing. Different products despite the similar shape.
Which channel standard applies in the Philippines?
Imports are usually JIS G3192 or Chinese GB; Indian ISMC runs lighter on some sizes. The mill standard is confirmed per delivery.
What is channel bar used for?
Beams, columns and purlins of heavier structures, machine bases, and truck or trailer frames.
Related steel
Specs reviewed July 2026 · Southend Construction & Industrial Supplies, Dasmariñas, Cavite