3D D28 Welding Table Featuring Quick Fixturing and Clamping Capabilities
The 3D D28 Welding Table Featuring Quick Fixturing and Clamping Capabilities is a professional modular 3D welding worktable adopting industry‑standard D28 hole system with 100 mm grid pitch. All five working faces are precision‑machined to allow multi‑angle fixturing and clamping, breaking the limitation of conventional 2D welding tables which only provide top‑surface mounting.
Combined with comprehensive D28 fixture kits, it realizes quick fixturing, reliable holding and easy‑reconfiguration for different welding parts. Raw material undergoes strict stress‑relief aging process to prevent long‑term warping, while nitriding treatment delivers high hardness against welding spatter and abrasion. Multiple tables can be spliced for oversized fabrications, making it widely applied in heavy‑equipment manufacturing, chassis welding and prototype development.

| Item | Specification |
|---|---|
| Hole System | Standard D28 (Φ28mm) |
| Hole Pitch | 100mm × 100mm, tolerance ±0.05mm |
| Structure | 3D five‑sided machined (Top + 4 side faces) |
| Table Material | Q355 Low‑alloy Steel / HT300 Cast Iron |
| Table Thickness | 25mm optional |
| Flatness | ≤0.1mm / 1000mm |
| Perpendicularity | 0.1mm / 200mm |
| Surface Treatment | Gas nitriding |
| Nitriding Layer Depth | 0.15‑0.25mm |
The complete D28 fixture set is designed to fit directly into the hole pattern of D28 welding tables, enabling rapid workpiece clamping and securing:
- Quick-locking pins and quick-action clamps (manual operation eliminates the need for time-consuming bolt tightening)
- L-shaped squares, U-shaped blocks, angle adjustment blocks, and V-blocks
- Telescopic clamping assemblies, side clamping blocks, and positioning stops
- All accessories can be freely combined, allowing a single platform to accommodate a wide variety of weldments—offering distinct advantages for small-batch, high-mix production.

- Lower weld rework thanks to reliable repeat positioning
- Save workshop floor space by ditching bulky fixed jigs
- Precisely bored D28 holes, no loose‑fit clamping trouble
- Two material options for impact‑load or high‑heat working scenarios
- Ideal for prototype, R&D and custom job‑shop orders
- One‑stop supply: bare table / stands / full fixture packages
- Full‑item inspection with test documentation available
- Simple field leveling, no special ground foundation required
Real‑shop photo submitted by our end‑user. This 3D welding table performs reliably under daily heavy‑duty welding & fixturing tasks. The nitrided table surface keeps stable after long‑time workshop operation. Five‑sided hole layout supports flexible multi‑direction clamping. Satisfied with the table's performance, the user plans to buy another table plus extra tooling accessories for his workshop.
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