Joining Plates
Joining plates for connecting aluminum-profile frames in the same plane. XACC31 is SUS304 with a single-sided brushed finish, and XACC21 is SPCC with zinc plating. Five listed shapes cover compatible EU and GB series.
Shape Variants
5 (Y, X, L, T, A)
Thickness
3 mm
Profile Series (mm)
20–50
Part Codes
XACC31 / XACC21
Part Number System
Full part numbers are composed of: Code + Series + Shape + Specs
Code
XACC31
SUS304 with single-sided brushed finish
XACC21
SPCC with zinc-plated finish
Shape
Y — Straight / flat joining plate
X — Cross joining plate
L — L-shaped corner joining plate
T — T-shaped joining plate
A — Angled joining plate
Dimensions & Specifications
All dimensions in millimeters (mm). Thickness = 3 mm for all variants.
YShape Y — Straight / Flat Joining Plate
| Code | Series | Shape | Specs | A | B | C | D | Thickness | Number of Holes | Compatible Profile |
|---|---|---|---|---|---|---|---|---|---|---|
| XACC31/XACC21 | 206 | Y | 2020 | 38 | 18 | 20 | 5.5 | 3 | 2 | EU 20 Slot 6mm |
| 206 | 2040C | 38 | 38 | 20 | 5.5 | 3 | 4 | |||
| 206 | 2040 | 80 | 38 | 20 | 5.5 | 3 | 8 | |||
| G306/308 | 3030 | 56 | 26 | 30 | 6.5 | 3 | 2 | GB 30 Slot 6mm EU 30 Slot 8mm | ||
| G306/308 | 3030C | 56 | 56 | 30 | 6.5 | 3 | 4 | |||
| G306/308 | 3060 | 110 | 56 | 30 | 6.5 | 3 | 8 | |||
| G408/408 | 4040 | 76 | 36 | 40 | 6.5 | 3 | 2 | GB 40 Slot 8mm EU 40 Slot 8mm | ||
| G408/408 | 4080C | 76 | 76 | 40 | 6.5 | 3 | 4 | |||
| G408/408 | 4080 | 150 | 76 | 40 | 6.5 | 3 | 8 | |||
| 4010 | 4040 | 74 | 36 | 40 | 8.5 | 3 | 2 | EU 40 Slot 10mm | ||
| 4010 | 4080C | 74 | 76 | 40 | 8.5 | 3 | 4 | |||
| 4010 | 4080 | 150 | 76 | 40 | 8.5 | 3 | 8 | |||
| 4510 | 4545 | 86 | 43 | 45 | 8.5 | 3 | 2 | EU 40 Slot 10mm | ||
| 4510 | 4590C | 86 | 86 | 45 | 8.5 | 3 | 4 | |||
| 4510 | 4590 | 165 | 86 | 45 | 8.5 | 3 | 8 | |||
| 5010 | 5050 | 94 | 44 | 50 | 8.5 | 3 | 2 | EU 50 Slot 10mm | ||
| 5010 | 50100C | 94 | 94 | 50 | 8.5 | 3 | 4 | |||
| 5010 | 50100 | 180 | 94 | 50 | 8.5 | 3 | 8 |
XShape X — Cross Joining Plate
| Code | Series | Shape | Specs | A | B | E | C | D | Thickness | Number of Holes | Compatible Profile |
|---|---|---|---|---|---|---|---|---|---|---|---|
| XACC31/XACC21 | 206 | X | 2020 | 110 | 70 | 18 | 20 | 5.5 | 3 | 6 | EU 20 Slot 6mm |
| 206 | 2040 | 150 | 90 | 38 | 20 | 5.5 | 3 | 12 | |||
| G306/308 | 3030 | 140 | 80 | 26 | 30 | 6.5 | 3 | 6 | GB 30 Slot 6mm EU 30 Slot 8mm | ||
| G306/308 | 3060 | 200 | 110 | 56 | 30 | 6.5 | 3 | 12 | |||
| G408/408 | 4040 | 170 | 90 | 36 | 40 | 6.5 | 3 | 6 | GB 40 Slot 8mm EU 40 Slot 8mm | ||
| G408/408 | 4080 | 250 | 130 | 76 | 40 | 6.5 | 3 | 12 | |||
| 4010 | 4040 | 170 | 90 | 36 | 40 | 8.5 | 3 | 6 | EU 40 Slot 10mm | ||
| 4010 | 4080 | 250 | 130 | 76 | 40 | 8.5 | 3 | 12 | |||
| 4510 | 4545 | 185 | 95 | 41 | 45 | 8.5 | 3 | 6 | EU 40 Slot 10mm | ||
| 4510 | 4590 | 275 | 140 | 86 | 45 | 8.5 | 3 | 12 | |||
| 5010 | 5050 | 200 | 100 | 44 | 50 | 8.5 | 3 | 6 | EU 50 Slot 10mm | ||
| 5010 | 50100 | 300 | 150 | 94 | 50 | 8.5 | 3 | 12 |
LShape L — L-shaped Corner Joining Plate
| Code | Series | Shape | Specs | A | E | C | D | Thickness | Number of Holes | Compatible Profile |
|---|---|---|---|---|---|---|---|---|---|---|
| XACC31/XACC21 | 206 | L | 2020 | 65 | 18 | 20 | 5.5 | 3 | 4 | EU 20 Slot 6mm |
| 206 | 2040 | 85 | 38 | 20 | 5.5 | 3 | 8 | |||
| G306/308 | 3030 | 85 | 26 | 30 | 6.5 | 3 | 4 | GB 30 Slot 6mm EU 30 Slot 8mm | ||
| G306/308 | 3060 | 115 | 56 | 30 | 6.5 | 3 | 8 | |||
| G408/408 | 4040 | 105 | 36 | 40 | 6.5 | 3 | 4 | GB 40 Slot 8mm EU 40 Slot 8mm | ||
| G408/408 | 4080 | 145 | 76 | 40 | 6.5 | 3 | 8 | |||
| 4010 | 4040 | 105 | 36 | 40 | 8.5 | 3 | 4 | EU 40 Slot 10mm | ||
| 4010 | 4080 | 145 | 76 | 40 | 8.5 | 3 | 8 | |||
| 4510 | 4545 | 115 | 41 | 45 | 8.5 | 3 | 4 | EU 40 Slot 10mm | ||
| 4510 | 4590 | 160 | 86 | 45 | 8.5 | 3 | 8 | |||
| 5010 | 5050 | 125 | 44 | 50 | 8.5 | 3 | 4 | EU 50 Slot 10mm | ||
| 5010 | 50100 | 175 | 94 | 50 | 8.5 | 3 | 8 |
TShape T — T-shaped Joining Plate
| Code | Series | Shape | Specs | A | B | E | C | D | Thickness | Number of Holes | Compatible Profile |
|---|---|---|---|---|---|---|---|---|---|---|---|
| XACC31/XACC21 | 206 | T | 2020 | 70 | 65 | 18 | 20 | 5.5 | 3 | 4 | EU 20 Slot 6mm |
| 206 | 2040 | 90 | 85 | 38 | 20 | 5.5 | 3 | 8 | |||
| G306/308 | 3030 | 80 | 85 | 26 | 30 | 6.5 | 3 | 4 | GB 30 Slot 6mm EU 30 Slot 8mm | ||
| G306/308 | 3060 | 110 | 115 | 56 | 30 | 6.5 | 3 | 8 | |||
| G408/408 | 4040 | 90 | 105 | 36 | 40 | 6.5 | 3 | 4 | GB 40 Slot 8mm EU 40 Slot 8mm | ||
| G408/408 | 4080 | 130 | 145 | 76 | 40 | 6.5 | 3 | 8 | |||
| 4010 | 4040 | 90 | 105 | 36 | 40 | 8.5 | 3 | 4 | EU 40 Slot 10mm | ||
| 4010 | 4080 | 130 | 145 | 76 | 40 | 8.5 | 3 | 8 | |||
| 4510 | 4545 | 95 | 115 | 41 | 45 | 8.5 | 3 | 4 | EU 40 Slot 10mm | ||
| 4510 | 4590 | 140 | 160 | 86 | 45 | 8.5 | 3 | 8 | |||
| 5010 | 5050 | 100 | 125 | 44 | 50 | 8.5 | 3 | 4 | EU 50 Slot 10mm | ||
| 5010 | 50100 | 150 | 175 | 94 | 50 | 8.5 | 3 | 8 |
AShape A — Angled Joining Plate
| Code | Series | Shape | Specs | A | F | C | D | Thickness | Number of Holes | Compatible Profile |
|---|---|---|---|---|---|---|---|---|---|---|
| XACC31/XACC21 | 206 | A | 2020 | 70 | 9 | 20 | 5.5 | 3 | 4 | EU 20 Slot 6mm |
| G306/308 | 3030 | 90 | 13 | 30 | 6.5 | 3 | 4 | GB 30 Slot 6mm EU 30 Slot 8mm | ||
| G408/408 | 4040 | 110 | 18 | 40 | 6.5 | 3 | 4 | GB 40 Slot 8mm EU 40 Slot 8mm | ||
| 4010 | 4040 | 110 | 18 | 40 | 8.5 | 3 | 4 | EU 40 Slot 10mm | ||
| 4510 | 4545 | 120 | 20.5 | 45 | 8.5 | 3 | 4 | |||
| 5010 | 5050 | 130 | 22 | 50 | 8.5 | 3 | 4 | EU 50 Slot 10mm |
Key Features
Five Shape Variants
Available in Y, X, L, T, and A shapes to cover every joint configuration in T-slot aluminum frame construction, from flat cross-joints to angled corner connections.
Listed Materials
XACC31 is SUS304 and XACC21 is SPCC; compare each variant's dimensions and finish in the specification table.
Listed Surface Finishes
XACC31 is SUS304 with a single-sided brushed finish. XACC21 is SPCC with zinc plating.
Wide Profile Compatibility
Compatible with EU and GB standard profiles from 20 to 50 series, including 206, G306, G408, 4010, 4510, and 5010 — covering the most common industrial profile systems worldwide.
Flush Surface Mounting
Designed to sit flush within the T-slot channel, maintaining a clean external profile without protruding hardware — ideal for enclosures, guards, and aesthetic frame assemblies.
Quick Assembly
Slot-in installation with standard M-series fasteners eliminates drilling and welding, enabling rapid frame assembly and reconfiguration in automated machinery and modular structures.
Typical Applications
Automated Machine Frames
Connect aluminum profile members at flat or cross joints in CNC machine frames, robot cells, and automated assembly lines where rigid, precise connections are critical.
Industrial Safety Guards & Enclosures
Join profile members at T and X intersections to build safety guards, machine enclosures, and protective barriers with clean, flush external surfaces.
Conveyor & Material Handling Systems
Reinforce frame joints in conveyor structures, roller tables, and material handling systems where vibration and dynamic loads require secure, repeatable connections.
Workstations & Ergonomic Benches
Assemble adjustable-height workstations, ergonomic benches, and tool trolleys using Y and L shape plates for stable, reconfigurable frame joints.
Display & Exhibition Structures
Build lightweight, modular display stands, trade show booths, and exhibition frames with A-shape plates for angled corner joints and clean aesthetics.
Laboratory and Technical Frames
Joining plates for compatible laboratory benches and technical frames; confirm any hygiene or environmental requirements for the selected source.
Technical FAQ
Related Products
More from Brackets & Joining Plates
XADM01
L-Shape Extruded Interior Corner Brackets
A6063 extruded aluminum L-shape brackets designed for slot-mounted interior corner reinforcement in T-slot aluminum profile frame assemblies. The symmetric L-profile provides equal-arm support on both sides of the corner joint. Compatible with EU 30–50 mm and GB 30–40 mm series profiles.
XADQ21 · XADQ31
L-Shape Cast Interior Joint Brackets
S45C and SUS304 L-shape brackets for concealed interior corner joints in compatible T-slot aluminum-profile frames. Select XADQ21 or XADQ31 by material, profile series, and listed dimensions.
XADN31
Interior Corner Brackets
Flat-profile interior corner brackets for concealed slot-mounted frame reinforcement. Available in 90° and 135° angle variants, compatible with EU and GB series profiles from 30 to 50 mm. The low-profile design keeps all hardware flush within the profile slot for a clean finish.
XABC02 · XABC03
Extruded Corner Brackets
Precision extruded aluminum brackets for T-slot profile frame construction. Available in 8 distinct profile types with flexible mounting configurations for diverse industrial applications.
Ready to Get Started?
Send the product code, quantity, profile details, destination, and required documents for source review and quotation