Industrial Grade D28 Steel 3D Welding Worktable with Legs
Boost your welding efficiency with our Industrial Grade D28 Steel 3D Welding Worktable With Legs, a robust modular 3D fixture solution for heavy‑duty metal fabrication. Crafted from Q355 high‑strength steel, five‑sided CNC‑machined with D28 Φ28mm H7 hole system on a 100 × 100 mm grid. Stress‑relieved to eliminate internal deformation risk and plasma‑nitrided for anti‑spatter, hard‑wearing working surfaces. Pre‑assembled heavy steel legs with cross bracing and leveling feet enable fast on‑site setup right after delivery. Perfect for manual welding and robotic welding stations. Interchangeable with mainstream D28 clamping parts, supports multi‑unit extension. Multiple dimensions in stock, custom sizes and export‑ready documents are available for global industrial fabricators.

| Table Dimension L×W (mm) | Table Thickness (mm) | Quantity of Support Legs | Static Load Capacity | Approx. Table Weight |
|---|---|---|---|---|
| 1000 × 800 | 22 | 4 | 5 Ton | 300 kg |
| 1000 × 1000 | 22 | 4 | 5 Ton | 360 kg |
| 1500 × 1000 | 22 | 4 | 6 Ton | 520 kg |
| 2000 × 1000 | 25 | 4 | 7 Ton | 700 kg |
| 2000 × 1500 | 25 | 6 | 8 Ton | 960 kg |
| 3000 × 1500 | 25 | 6 | 9 Ton | 1380 kg |
| 3000 × 2000 | 28 | 6 | 10 Ton | 1850 kg |
| 4000 × 2000 | 28 | 8 | 10 Ton | 2650 kg |
- Each set includes support legs, cross‑bracing beams and leveling feet. Clamping accessories are sold separately.
- Larger sizes can be realized by multi‑table splicing.
- All weights & load values are reference data; formal inspection report can be provided for export orders.
- Process: Ion plasma nitriding; temperature 480-540°C; duration 8-12 hours; nitriding treatment applied to the inner bore walls and all five working surfaces
- Nitrided layer depth: 0.25-0.35 mm; surface hardness HV550-900 (HV870 available for custom mold steel versions)
- Performance: Resistant to weld spatter adhesion and wear, with mild rust resistance; weld spatter is easier to knock off after cooling and less likely to fuse or seize onto the table surface
- Limitations: The nitrided layer is a thin surface coating; aggressive grinding or sanding of the working surfaces is prohibited, as this removes the nitrided layer, leading to rapid wear and rusting
- Alternative surface finishes: Black oxide or spray coating; performance is significantly inferior to nitriding, typically used for budget-friendly models
Eliminates the need for custom, application-specific fixtures. By combining locating pins, clamps, positioning blocks, and angle blocks, workpiece setup is completed in minutes, supporting horizontal, vertical, and angled clamping; multiple tables can be joined to expand the working area.
Standard D28 holes on the top surface and all four sides enable 3D positioning; serves as an ideal reference platform for the welding, assembly, and inspection of complex frames, housings, and chassis.
Ready for immediate use upon unboxing, placement, and leveling--no on-site base welding required; standard leg height is 800-850 mm, designed for ergonomic welding operations.
- Joining is achieved via the D28 holes on the sides, using D28 locating pins and locking bolts to securely fasten the tables together
- The flatness deviation at the joint seam is controlled to ≤0.15mm
- Note: The foundation floor must be perfectly level; otherwise, height discrepancies (steps) will occur at the joints
- For work surfaces exceeding 4000mm, joining multiple smaller tables is the preferred approach over using a single large plate, as the latter presents extreme difficulties regarding transportation and lifting
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