Yingnai FRP U channel provides a simple corrosion-resistant U-shaped profile for guide rails, panel edges, covers, cable supports and lightweight structural assemblies. Pultruded fiberglass construction combines low weight, dimensional stability and electrical insulation. Channel width, side height, wall thickness, resin system, length and connection details can be customized for different equipment and installation requirements.
| Item | Typical Technical Specification |
| Product Name | FRP U-Channel |
| Cross-Section | Plain U-shaped profile with two parallel sides and no return lips |
| Typical Size Range | Internal width 20–150 mm; side height 20–100 mm; thickness 2–10 mm |
| Dimension Designation | Outside width B × side height H × thickness t |
| Standard Length | 3 m or 6 m; custom cut lengths available |
| Material System | Pultruded E-glass or ECR-glass reinforcement in an isophthalic polyester, vinyl ester or project-selected thermoset resin matrix |
| Primary Function | Guide channel, panel edge, cover rail, cable support, light framing or liquid guide |
| Connection | Adhesive bonding, bolting, screws, rivets or FRP brackets |
| Structural Use | Plain U-channels can be used structurally only after checking bending, torsion and local flange stability |
| Inspection | Dimensional inspection, straightness, twist, cut length, surface condition, wall thickness, cure and Barcol hardness |
| Applicable Standards | ASTM D3917, ASTM D4385, ASTM D638, ASTM D790 and ASTM D2583 |
| Selected Standard Sizes | |||
| Profile Size | Unit Weight | Profile Size | Unit Weight |
| 30 × 20 × 3 mm | Custom | 50 × 30 × 4 mm | Custom |
| 60 × 50 × 5 mm | 1.40 kg/m | 80 × 40 × 4 mm | 1.21 kg/m |
| 100 × 50 × 6 mm | 2.16 kg/m | 150 × 60 × 8 mm | 3.86 kg/m |
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