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Square weld nuts are similar to hex weld nuts but with a square shape. They are welded to metal surfaces, providing a strong and stable threaded connection for various applications.
The square shape prevents rotation. Square weld nuts offer stable and reliable fastening, perfect for tasks requiring strong connections. Befast square weld nuts meet industry standards.
| Name | Square Welding Nuts | Materials | Carbon Steel/Stainless Steel |
| Standards | DIN ISO ANC BSW JIS etc. | Strength level | 4 5 8 10 12 etc. |
| Size | M3-M12 | Surface finish | ZP\BLACK\HDG\Dacromet etc. |
| Length | 4-32 | Samples | Available |
| M4 | M5 | M6 | M8 | M10 | 7/16 UNF-2B ① | 7/16 UNF-2B ① | M12 | M14 | M16 |
| 0.7 | 0.8 | 1 | 1.25 | 1.5 | / | / | 1.75 | 2 | 2 |
| / | / | / | 1 | 1.25 | / | / | 1.25 | 1.5 | 1.5 |
| / | / | / | / | 1 | 20 | 20 | 1.5 | - | - |
| 0.8 | 1 | 1.2 | 1.5 | 1.8 | 1.8 | 2 | 2 | 2.5 | 2.5 |
| 0.95 | 1.15 | 1.25 | 1.65 | 2 | 2 | 2.2 | 2.2 | 2.7 | 2.7 |
| 0.65 | 0.85 | 1.05 | 1.35 | 1.6 | 1.6 | 1.8 | 1.8 | 2.3 | 2.3 |
| 5 | 6 | 7.5 | 10 | 12.5 | 12.5 | 13.5 | 13.5 | 16.8 | 18.8 |
| 5.18 | 6.18 | 7.72 | 10.22 | 12.77 | 12.77 | 13.77 | 13.77 | 17.07 | 19.13 |
| 4.2 | 5.25 | 6.3 | 8.4 | 10.5 | 11.7 | 11.7 | 12.6 | 14.7 | 16.8 |
| 6.4 | 8.2 | 9.1 | 12.8 | 15.6 | 15.6 | 17.4 | 17.4 | 20.4 | 22.4 |
| 9 | 12 | 13 | 18 | twenty two | twenty two | 25 | 25 | 28 | 32 |
| 0.6 | 0.8 | 0.8 | 1 | 1.2 | 1.2 | 1.4 | 1.4 | 1.4 | 1.6 |
| 0.7 | 0.9 | 0.9 | 1.1 | 1.3 | 1.3 | 1.5 | 1.5 | 1.5 | 1.7 |
| 0.5 | 0.7 | 0.7 | 0.9 | 1.1 | 1.1 | 1.3 | 1.3 | 1.3 | 1.5 |
| 0.4 | 0.6 | 0.7 | 1.1 | 1.25 | 1.25 | 1.75 | 1.75 | 1.75 | 2 |
| 1.3 | 1.5 | 1.8 | 2 | 2.2 | 2.2 | 3 | 3 | 3.2 | 4 |
| 3.5 | 4.2 | 5 | 6.5 | 8 | 9 | 9 | 9.5 | 11.4 | 13 |
| 3.2 | 3.9 | 4.7 | 6.14 | 7.64 | 8.64 | 8.64 | 9.14 | 10.97 | 12.57 |
| 7 | 9 | 10 | 14 | 17 | 17 | 19 | 19 | twenty two | twenty four |
| 6.64 | 8.64 | 9.64 | 13.57 | 16.57 | 16.57 | 18.48 | 18.48 | 21.48 | 23.48 |
| 0.81 | 1.7 | 2.4 | 6.5 | 11.3 | 12.5 | 16.5 | 16.6 | 26.7 | 35.8 |
①, Inch: 7/16-20 UNF-2B [ASME B 1.1]
Square weld nuts provide a stable and secure fastening. Their square shape prevents rotation, ensuring a reliable connection in applications subject to high stress and vibration.
The stability enhances performance. Square weld nuts offer dependable fastening in challenging environments, ensuring secure connections. Befast square weld nuts meet industry standards.
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