DIN 7995 Standard Cross recessed raised contersunk head wood screws 的尺寸
十字槽半沉头木螺钉
本标准 (DIN 7995) 规定了螺纹直径在 2 毫米至 8 毫米之间的十字槽半沉头木螺钉的特性,这些螺钉用于需要批准的外部区域,例如用于承重的木结构。
尺寸图和技术图
关键尺寸和技术参数
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Dimensions in mm - source DIN 7995 Publication date: 12/2016 Supersedes DIN 7995: 12/2010 |
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| thread size | 2 | 2.5 | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 7 | 8 |
| ds max=nom | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 7 | 8 |
| ds min | 1.6 | 2.1 | 2.6 | 3.02 | 3.52 | 4.02 | 4.52 | 5.02 | 5.52 | 6.42 | 7.42 |
| dk nom | 3.8 | 4.7 | 5.6 | 6.5 | 7.5 | 8.3 | 9.2 | 10.2 | 11 | 12.5 | 14 |
| k max | 1.2 | 1.5 | 1.65 | 1.93 | 2.2 | 2.35 | 2.5 | 2.75 | 3 | 3.5 | 4 |
| recess nr. | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 |
| m (Phillips) | - | 2.7 | 3.1 | 4.2 | 4.5 | 5 | 5.3 | 7.1 | 7.4 | 8.3 | 9 |
| m (Pozi) | - | 2.8 | 3.1 | 4.3 | 4.6 | 5.1 | 5.3 | 6.6 | 7 | 8 | 8.8 |
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Dimensions in mm - source DIN 7995 Publication date: 12/2010 Supersedes DIN 7995: 12/1984 |
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| thread size | 2 | 2.5 | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 7 | 8 |
| ds max=nom | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 7 | 8 |
| ds min | 1.6 | 2.1 | 2.6 | 3.02 | 3.52 | 4.02 | 4.52 | 5.02 | 5.52 | 6.42 | 7.42 |
| dk nom | 3.8 | 4.7 | 5.6 | 6.5 | 7.5 | 8.3 | 9.2 | 10.2 | 11 | 12.5 | 14.5 |
| k max | 1.2 | 1.5 | 1.65 | 1.93 | 2.2 | 2.35 | 2.5 | 2.75 | 3 | 3.5 | 4 |
| f ≈ | 0.5 | 0.6 | 0.75 | 0.9 | 1 | 1.1 | 1.25 | 1.4 | 1.5 | 1.75 | 2 |
| recess nr. | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 |
| m (Phillips) | - | 2.7 | 3.1 | 4.2 | 4.5 | 5 | 5.3 | 7.1 | 7.4 | 8.3 | 9 |
| m (Pozi) | - | 2.8 | 3.1 | 4.3 | 4.6 | 5.1 | 5.3 | 6.6 | 7 | 8 | 8.8 |
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Din 7995 - 1986 ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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| d thread size | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 7 | 8 |
| nominal length l | |||||||||||
| 10 | 0.39 | 0.65 | 0.85 | ||||||||
| 12 | 0.45 | 0.74 | 0.98 | 1.27 | |||||||
| 16 | 0.57 | 0.92 | 1.22 | 1.58 | 1.89 | 2.29 | |||||
| 20 | 0.69 | 1.1 | 1.5 | 1.89 | 2.27 | 2.77 | |||||
| 25 | 1.35 | 1.79 | 2.27 | 2.76 | 3.37 | ||||||
| 30 | 1.59 | 2.11 | 2.66 | 3.26 | 4 | ||||||
| 35 | 1.82 | 2.44 | 3.05 | 3.75 | 4.56 | 6.76 | |||||
| 40 | 2.06 | 2.74 | 3.45 | 4.22 | 5.16 | 7.6 | |||||
| 45 | 3.06 | 3.78 | 4.73 | 5.75 | 8.45 | ||||||
| 50 | 4.17 | 5.22 | 6.35 | 9.29 | |||||||
| 60 | 6.2 | 7.57 | 11 | ||||||||
| 70 | 8.77 | 12.7 | |||||||||
| 80 | 10 | 14.5 | |||||||||