NF E25-135 Standard Studs, metal end ≈2d 的尺寸
螺柱 - 金属端 ≈ 1d、1.25 d、1.5 d、2d
本标准的起草方式突出了安装长度为 1.5 d 的螺柱，这是最常用的。然而，本标准也提供了植入长度为 1 d、1.25 d 和 2 d 的螺柱，以满足更具体的需求。
尺寸图和技术图
关键尺寸和技术参数
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Dimensions in mm - source NF E25-135 |
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| Publication date 12-1986 | |||||||||||||
| d thread size | M 5 | M 6 | M 8 | M 10 | M 12 | M 14 | M 16 | M 18 | M 20 | M 22 | M 24 | ||
| P | Pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | |
| b | (l <=125) | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 42 | 46 | 50 | 54 | |
| (l >125) | - | - | - | - | - | 40 | 44 | 48 | 52 | 56 | 60 | ||
| b1 Nominal size (b1=1d) | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | ||
| b1 Nominal size (b1=1.25d) | 6.25 | 7.5 | 10 | 12.5 | 15 | 17.5 | 20 | 22.5 | 25 | 27.5 | 30 | ||
| b1 Nominal size (b1=1.5d) | 7.5 | 9 | 12 | 15 | 18 | 21 | 24 | 27 | 30 | 33 | 36 | ||
| b1 Nominal size (b1=2d) | 10 | 12 | 16 | 20 | 24 | 28 | 32 | 36 | 40 | 44 | 48 | ||
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ds max |
5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | ||
| ds min | Type A | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 17.63 | 19.67 | 21.67 | 23.67 | |
| Type B | - | - | - | - | - | - | 15.57 | 17.57 | 19.48 | 21.48 | 23.48 | ||
| a max | 2 | 2.5 | 3.2 | 3.8 | 4.3 | 5.0 | 5.0 | 6.3 | 6.3 | 6.3 |
7.5 |
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