Profile-matched rails, cut lengths and prepared fastening channels
Solar rails are ordered by their cross-section and mating parts, as well as their finished length. We supply drawing-based rails for module clamps, mounting feet and the specified splice system. The quotation identifies the material, finish and cut schedule without substituting a visually similar channel.
| Section identity | Rail drawing and revision, with height, width and wall geometry |
|---|---|
| Upper connection | Module-clamp channel and captive nut or bolt-head seat |
| Support connection | Side or lower fastening detail for the selected mounting foot |
| Joint interface | Splice cavity or external connecting face, fixing pattern and engagement |
| Material route | Specified aluminum alloy or steel section for the released rail |
| Finish | Material-specific surface treatment and required contact-face condition |
| End preparation | Finished cut length, square cut, deburring and any specified holes |
| Supply quantity | Piece count for each profile, cut length and finish |
Keep the original unit with the cut schedule. The lengths below show the exact metric equivalent of common foot-based callouts. Stock lengths are confirmed on the offer.
| Ordered length (ft) | Ordered length (in.) | Equivalent finished length (mm) |
|---|---|---|
| 6 | 72 | 1828.8 |
| 8 | 96 | 2438.4 |
| 10 | 120 | 3048.0 |
| 12 | 144 | 3657.6 |
| 14 | 168 | 4267.2 |
| 20 | 240 | 6096.0 |
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Length conversion uses 1 in. = 25.4 mm. Each quoted rail line retains its original dimension and permitted cut variation. Available parent lengths, cutting allowance and packing limits are resolved for the selected profile; installed run length also includes the specified joints or breaks.
Wall layout, material and orientation affect the rail’s stiffness and resistance. The actual section and the project design establish the allowable span and cantilever.
Rail positions must agree with the permitted support or clamp zones of the exact module. A rail that meets its own dimensional checks can still be in the wrong place beneath that frame.
Where evaluated mounting or bonding parts are required, their identity stays with the rail, clamps, splices and fasteners. Each rail system carries its own records.
The channel lip carries the captive nut or bolt head. Slot opening, bearing width and insertion route must match the fastener; cut ends remain accessible where the hardware has to slide in from the end.
The mounting foot fixes a particular rail face. Turning the extrusion onto a different face changes the section orientation and fastening relationship, even if a bolt can be made to enter the channel.
Finished pieces retain their cut datum and requested length variation. Deburring clears the rail lips and cavity so a connector or sliding nut runs past the cut edge.
The selected system controls splice positions relative to supports and cantilevers. Transport breaks are placed at accepted splice locations, and movement breaks use their own detail.
A table schedule can use several cut lengths from one cross-section. Piece marks distinguish end rails and intermediate pieces, keeping the installed arrangement visible even when the profiles look alike.
The new section must match the clamp, foot and splice interfaces that remain. Measurements of only the damaged piece’s outside width are insufficient where the internal slot or joint cavity has changed.
Match the rail to module clamps
The check includes the top opening, slot lips, support channel and splice cavity. Those features identify the rail more reliably than a matching height and width.
Finished length and the required straightness or twist limit use the agreed measurement stage and method. Supporting the rail during inspection avoids confusing its deflection under handling with a permanent shape deviation.
End checks look for burrs, crushed lips or blocked cavities. A representative nut, foot or splice checks the intended mechanical interface; any required structural or bonding evidence remains separate.
Our quotation states the profile and the number of pieces at each finished length. Cutting, specified hole work, splices, feet and fastening kits appear as named supply items, with the accepted material and finish.
Rails are separated at finished contact faces and supported along the bundle. Straps and bearers keep thin lips and open channels away from point loads that could distort the mating profile.
The longest packed piece and bundle size matter to container loading and unloading. Any proposed shorter shipping lengths are reviewed with the joint plan before they replace the released rail schedule.
No. Wattage does not identify the module frame or its permitted support locations. The rail selection also needs the actual module geometry, support layout, actions and mating components.
Fourteen feet is exactly 4,267.2 mm. A 4,200 mm piece is a different finished length. The order retains the original dimension rather than rounding it into a shorter metric rail.
The rail system and project detail establish permitted joints and splice positions. An offcut is usable only where its length and connection arrangement form part of that accepted plan; physical fit alone is not an approval.
The module frame is not an alignment tool. The rail and supports must meet their required geometry before module retention; forcing the frame onto a distorted support can change contact and mounting stresses.
End caps are separate counted components unless the offer lists them with the rail. Their profile fit and any drainage or cable-clearance requirements belong to the selected rail detail.
Only work permitted by the rail and project instructions is carried out. The accepted detail identifies the cut or hole position, deburring, finish repair and any effect on fastening or bonding; a convenient field modification is not assumed in a factory rail order.
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Share the profile drawing, material and finish, piece lengths and quantities, plus the clamp, foot and splice references. We will itemize the rails and preparation with the required packing length and destination.