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The Range£9.19Visit shop Unifix Grade 4.8 Allthreads Din 976-1-A Bright Zinc Plated - M12 X 80 (Box Of 10) - Silver
Visit shopThe Range£11.49Visit shop Unifix Grade 4.8 Allthreads Din 976-1-A Bright Zinc Plated - M8 X 80 (Box Of 25) - Silver
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The Unifix Grade 4.8 Allthreads DIN 976-1-A are professional-grade fastening solutions designed for tradespeople and DIYers requiring reliable, secure connections in structural or mechanical assemblies. These studs feature a bright zinc-plated finish for enhanced corrosion resistance and are engineered to meet Grade 4.8 strength standards for dependable performance. While these allthreads are highly versatile for cutting and customization, users should note they are not suitable for heavy-duty structural engineering projects that require high-tensile steel specifications.
| Colour | Silver |
|---|---|
| Model Part Number | 1427423 |
| Brand | Unifix |
They are suitable for mild outdoor environments due to their zinc plating. However, they are not recommended for marine or high-salinity areas where stainless steel would be required.
No. Grade 4.8 steel can lose mechanical integrity at high temperatures. Please consult an engineer for high-heat environments.
A hacksaw with a fine-toothed blade or an angle grinder with a metal-cutting disc is sufficient for cutting the rods to size.
Typically, the pack contains the studs only. You will need to purchase matching metric nuts and washers separately.
Grade 4.8 is a standard carbon steel for general use, while Grade 8.8 is a high-tensile, heat-treated steel designed for high-stress structural applications.
Check the cut end for burrs. File or grind the edge flat until the threads are clean and free of debris.
The load likely exceeds the capabilities of Grade 4.8 material. Replace with a higher grade (such as 8.8) or utilize a larger diameter rod to increase rigidity.
Clean the surface with a mild detergent and apply a thin layer of anti-corrosive oil or a clear coat spray.
Installation is straightforward and requires only standard hand tools such as wrenches or sockets. When shortening the stud, always file down the cut edges to ensure the nut threads on smoothly without binding. Compatibility is determined by the specific metric diameter (e.g., M6, M8, M10) and pitch; always ensure the mating nuts are the same metric classification. To maintain the integrity of the zinc plating, avoid using harsh chemicals or industrial degreasers during routine cleaning. If installed outdoors, periodic inspection for white rust is recommended; if detected, a light touch-up with a cold-galvanizing spray can prevent further degradation.
