JiangYin XiangGu Hardware Products Co.,Ltd
JiangYin XiangGu Hardware Products Co.,Ltd Focus on supplying high quality fasteners.
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Product Description:
Metric hexagon socket button screws made from grade 10.9 heat treated steel
Button Head Socket Cap Screws are designed for light duty applications such as securing guards,covers,and ornamental fixtures.
Button Heads present a pleasing appearance to an assembly.
Plain finish,or bare metal,may or may not have a coating of light oil to resist corrosion.
Mechanical and physical properties:
| Property Class | Class 10.9 |
| Tensile Strength | 1040Mpa min. |
| Stress at 0.2% permanent strain | 940Mpa min. |
| Percentage elongation after fracture for machined test pieces, A, % | 9 min. |
| Percentage reduction of area after fracture for machined test pieces, Z, % | 48 min. |
| Rockwell hardness, HRC | 32-39 |
Product Drawing:
| Hexagon socket button head screws | ||||||||||||
| ISO 7380-1-2011 | ||||||||||||
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| d | P(mm) | b(mm) | ds(mm) | dk(mm) | k(mm) | s(mm) | t(mm) | |||||
| min | max | min | max | min | max | Nom | min | max | min | |||
| M3 | 0.5 | 18 | 2.86 | 3 | 5.4 | 5.7 | 1.4 | 1.65 | 2 | 2.02 | 2.08 | 1.04 |
| M4 | 0.7 | 20 | 3.82 | 4 | 7.24 | 7.6 | 1.95 | 2.2 | 2.5 | 2.52 | 2.58 | 1.3 |
| M5 | 0.8 | 22 | 4.82 | 5 | 9.14 | 9.5 | 2.5 | 3 | 3 | 3.02 | 3.08 | 1.56 |
| M6 | 1 | 24 | 5.82 | 6 | 10.07 | 10.5 | 3 | 3.3 | 4 | 4.02 | 4.095 | 2.08 |
| M8 | 1.25 | 28 | 7.78 | 8 | 13.57 | 14 | 4.1 | 4.4 | 5 | 5.02 | 5.14 | 2.6 |
| M10 | 1.5 | 32 | 9.78 | 10 | 17.07 | 17.5 | 5.2 | 5.5 | 6 | 6.02 | 6.14 | 3.12 |
| M12 | 1.75 | 36 | 11.73 | 12 | 20.48 | 21 | 6.24 | 6.6 | 8 | 8.025 | 8.175 | 4.16 |
| M16 | 2 | 44 | 15.73 | 16 | 27.48 | 28 | 8.44 | 8.8 | 10 | 10.025 | 10.175 | 5.2 |
Production Workshop:
Product Warehouse: