
High Strength Grade 4 8 10 12 Steel Galvanized Blue White Zinc Plated DIN 577 Square Nuts
Product Photos and Information
| Name | Square Nuts |
| Standards | DIN ISO ANC BSW JIS etc. |
| Size | M3-M50 |
| Length | 15-500 |
| Materials | Carbon Steel/Stainless Steel |
| Strength level | 4.8 8.8 10.9 12.9 A2-70 A4-70 A4-80 |
| Surface finish | ZPHDGBLACKDacromet etc. |
| Samples | Subject to availability and agreement |
Product Standards
| Square Nuts DIN 557 | ||||||||||
| thread size | M5 | M6 | M8 | M10 ① | M10 | M12 ① | M12 | M16 | M20 | |
| d | ||||||||||
| P | Pitch (coarse) | 0.8 | 1 | 1.25 | 1.5 | 1.5 | 1.75 | 1.75 | 2 | 2.5 |
| dw | minimum | 6.7 | 8.7 | 11.5 | 14.5 | 15.5 | 16.5 | 17.2 | twenty two | 27.7 |
| and | ≈ | 11.3 | 14.1 | 18.4 | 22.6 | twenty four | 25.4 | 26.9 | 33.9 | 42.4 |
| m | Nominal | 4 | 5 | 6.5 | 8 | 8 | 10 | 10 | 13 | 16 |
| maximum value | 4.6 | 5.6 | 7.25 | 8.75 | 8.75 | 10.75 | 10.75 | 13.9 | 16.9 | |
| minimum | 3.4 | 4.4 | 5.75 | 7.25 | 7.25 | 9.25 | 9.25 | 12.1 | 15.1 | |
| m 1 | minimum | 2.4 | 3.1 | 4 | 5.1 | 5.1 | 6.4 | 6.4 | 8.5 | 10.6 |
| s | maximum value | 8 | 10 | 13 | 16 | 17 | 18 | 19 | twenty four | 30 |
| minimum | 7.64 | 9.64 | 12.57 | 15.57 | 16.57 | 17.57 | 18.48 | 23.16 | 29.16 | |
| Thousand pieces (steel)≈kg | 1.31 | 2.77 | 5.5 | 10.7 | 13 | 16.3 | 19.1 | 38.2 | 73.5 | |
| ①,If M10 and M12 nuts are required to be supplied according to ISO 272 with a width of 16mm and 18mm, the width across the flat (SW) should be added to the label. | ||||||||||
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YONGYI Fasteners supports industrial and project fastener inquiries from Yongnian, Handan, China.
Our published company certificates, factory photographs, production information and selected supply references help buyers evaluate manufacturing and quality-control capabilities.
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