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Lebanon High Strength Grade 4.8 8.8 10.9 12.9 Steel Yellow Zinc Plated DIN912 Allen Bolts
We are committed to become the world's top fastening solutions provider, let Chinese prod-uct enterworld class, let the Chengyi production become synonymous with quality. To this end we need perseverance. At the same time, we also shoulder the responsibility of the society and the expectations of theemployees. In the future, we will become a respected enterprise.
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Product Description
Product Photos and Information
| Name | Allen Bolts | Materials | Carbon Steel/Stainless Steel |
| Standards | DIN ISO UNC BSW JIS etc. | Strength level | 4.8 8.8 10.9 12.9 A2-70 A4-70 A4-80 |
| Size | M3-M50 | Surface finish | ZP\HDG\BLACK\Dacromet etc. |
| Length | 15-500 | Samples | Available |
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Product Standards

Hexagon socket head cap screws DIN 912
| Thread size | M1.4 | M1.6 | M2 | M2.5 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | ||||
| d | |||||||||||||||||||
| P | pitch | coarse teeth | 0.3 | 0.35 | 0.4 | 0.45 | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | ||
| fine teeth 1 | - | - | - | - | - | - | - | - | 1 | 1.25 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | ||||
| fine teeth 2 | - | - | - | - | - | - | - | - | - | 1 | 1.5 | - | - | 2 | 2 | ||||
| dk | round head | maximum value | 2.6 | 3 | 3.8 | 4.5 | 5.5 | 7 | 8.5 | 10 | 13 | 16 | 18 | twenty one | twenty four | 27 | 30 | ||
| knurled head | maximum value | 2.74 | 3.14 | 3.98 | 4.68 | 5.68 | 7.22 | 8.72 | 10.22 | 13.27 | 16.27 | 18.27 | 21.33 | 24.33 | 27.33 | 30.33 | |||
| minimum | 2.46 | 2.86 | 3.62 | 4.32 | 5.32 | 6.78 | 8.28 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | 26.67 | 29.67 | ||||
| d a | maximum value | 1.8 | 2 | 2.6 | 3.1 | 3.6 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 20.2 | 22.4 | |||
| ds | maximum value | 1.4 | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | |||
| minimum | 1.26 | 1.46 | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 17.73 | 19.67 | ||||
| and | minimum | 1.5 | 1.73 | 1.73 | 2.3 | 2.87 | 3.44 | 4.58 | 5.72 | 6.86 | 9.15 | 11.43 | 13.72 | 16 | 16 | 19.44 | |||
| k | maximum value | 1.4 | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | |||
| minimum | 1.26 | 1.46 | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.7 | 7.64 | 9.64 | 11.57 | 13.57 | 15.57 | 17.57 | 19.48 | ||||
| s | Nominal | 1.3 | 1.5 | 1.5 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 14 | 17 | |||
| minimum | 1.32 | 1.52 | 1.52 | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 12.032 | 14.032 | 14.032 | 17.05 | ||||
| maximum value | 1.36 | 1.56 | 1.56 | 2.06 | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 | 12.212 | 14.212 | 14.212 | 17.23 | ||||
| t | minimum | 0.6 | 0.7 | 1 | 1.1 | 1.3 | 2 | 2.5 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |||
| in | minimum | 0.5 | 0.55 | 0.55 | 0.85 | 1.15 | 1.4 | 1.9 | 2.3 | 3 | 4 | 4.8 | 5.8 | 6.8 | 7.8 | 8.6 | |||
| Thousand pieces of steel weight ≈kg | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| Thread length b | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| Thread size | (M22) | M24 | (M27) | M30 | (M33) | M36 | M42 | M48 | M56 | M64 | M72 | M80 | M90 | M100 | ||||
| d | ||||||||||||||||||
| P | pitch | coarse teeth | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6 | 6 | 6 | 6 | ||
| fine teeth 1 | 1.5 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | ||||
| fine teeth 2 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| dk | round head | maximum value | 33 | 36 | 40 | 45 | 50 | 54 | 63 | 72 | 84 | 96 | 108 | 120 | 135 | 150 | ||
| knurled head | maximum value | 33.39 | 36.39 | 40.39 | 45.39 | 50.39 | 54.46 | 63.46 | 72.46 | 84.54 | 96.54 | 108.54 | 120.54 | 135.63 | 150.63 | |||
| minimum | 32.61 | 35.61 | 39.61 | 44.61 | 49.61 | 53.54 | 62.54 | 71.54 | 83.46 | 95.46 | 107.46 | 119.46 | 134.37 | 149.37 | ||||
| d a | maximum value | 24.4 | 26.4 | 30.4 | 33.4 | 36.4 | 39.4 | 45.5 | 52.6 | 63 | 71 | 79 | 87 | 97 | 107 | |||
| ds | maximum value | twenty two | twenty four | 27 | 30 | 33 | 36 | 42 | 48 | 56 | 64 | 72 | 80 | 90 | 100 | |||
| minimum | 21.67 | 23.67 | 26.67 | 29.67 | 32.61 | 35.61 | 41.61 | 47.61 | 55.54 | 63.54 | 71.54 | 79.54 | 89.46 | 99.46 | ||||
| and | minimum | 19.44 | 21.73 | 21.73 | 25.15 | 27.43 | 30.85 | 36.57 | 41.13 | 46.83 | 52.53 | 62.81 | 74.21 | 85.61 | 97.04 | |||
| k | maximum value | twenty two | twenty four | 27 | 30 | 33 | 36 | 42 | 48 | 56 | 64 | 72 | 80 | 90 | 100 | |||
| minimum | 21.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 41.38 | 47.38 | 55.26 | 63.26 | 71.26 | 79.26 | 89.13 | 99.13 | ||||
| s | Nominal | 17 | 19 | 19 | twenty two | twenty four | 27 | 32 | 36 | 41 | 46 | 55 | 65 | 75 | 85 | |||
| minimum | 17.05 | 19.065 | 19.065 | 22.065 | 24.065 | 27.065 | 32.08 | 36.08 | 41.08 | 46.08 | 55.1 | 65.1 | 75.1 | 85.12 | ||||
| maximum value | 17.23 | 19.275 | 19.275 | 22.275 | 24.275 | 27.275 | 32.33 | 36.33 | 41.33 | 46.33 | 55.4 | 65.4 | 75.4 | 85.47 | ||||
| t | minimum | 11 | 12 | 13.5 | 15.5 | 18 | 19 | twenty four | 28 | 34 | 38 | 43 | 48 | 54 | 60 | |||
| in | minimum | 9.4 | 10.4 | 11.9 | 13.1 | 13.5 | 15.3 | 16.3 | 17.5 | 19 | twenty two | 25 | 27 | 32 | 34 | |||
| Thousand pieces of steel weight ≈kg | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| thread length b | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||

