螺丝孔径对照表

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常用公英美制螺纹孔径和滚造径对照表

常用公英美制螺纹孔径和滚造径对照表

TAPS & DIES & CENTER DRILLS螺丝攻,切牙丝板与中心钻咀株式会社本社 1 04 东京都中央区京桥3-13-10TEL: (03)561-2711 FAX: (03) 564-6838螺丝攻牙钻孔径和滚造径对照表 本表所推选之钻头孔径,是针对攻牙加工时,能够很容易的了解钻孔直径;而依据市售之标准钻头所选定的.在使用钻头的情况下,由于钻头的形状及尺寸、精度、被钻孔之材质等,对于所钻孔的尺寸、精度有很大的影响,所以使用本表之钻孔径,若有不当之处,应视实际状况适当的变更钻头直径.本表是依据2级牙制订.Homepage: E-mail :enquire@ISO 9001 国际规格J QA-1318 品质保证2级牙孔径 精 度 等 级规 格标准径最大 最小 规 格G4-G6 G7-G8 G9M1.0×0.25 0.750.785 0.729M1.0×0.250.860.88 -- M1.1×0.25 0.850.885 0.829M1.1×0.250.960.98 -- M1.2×0.25 0.950.985 0.929M1.2×0.25 1.06 1.08 -- M1.4×0.3 1.10 1.142 1.075M1.4×0.3 1.24 1.25 -- M1.6×0.35 1.25 1.321 1.221M1.6×0.35 1.41 1.43 -- M1.7×0.35 1.35 1.421 1.321M1.7×0.35 1.51 1.53 -- M1.8×0.35 1.45 1.521 1.421M1.8×0.35 1.61 1.63 -- M2.0×0.4 1.60 1.679 1.567M2.0×0.4 1.78 1.80 -- M2.2×0.45 1.75 1.838 1.713M2.2×0.45 1.95 1.98 -- M2.3×0.4 1.90 1.979 1.867M2.3×0.4 2.08 2.10 -- M2.5×0.45 2.10 2.138 2.013M2.5×0.45 2.25 2.28 -- M2.6×0.45 2.20 2.238 2.113M2.6×0.45 2.35 2.38 -- M3.0×0.5 2.50 2.599 2.459M3.0×0.5 2.73 2.75 -- M3.0×0.6 2.40 2.440 2.280M3.5×0.6 3.17 3.20 -- M3.5×0.6 2.90 3.010 2.850M4.0×0.7 3.62 3.65 3.69M4.0×0.7 3.30 3.422 3.242M5.0×0.8 4.56 4.60 4.64M4.0×0.75 3.25 3.326 3.106M6.0×1.0 5.45 5.50 5.55M4.5×0.75 3.80 3.878 3.688M7.0×1.0 6.45 6.50 6.55M5.0×0.8 4.20 4.334 4.134M8.0×1.257.317.38 7.44M5.0×0.9 4.10 4.170 3.930M10×1.59.189.25 9.32M6.0×1. 0 5.00 5.153 4.917M10×1.259.319.38 9.44M7.0×1.0 6.00 6.153 5.917M12×1.7511.0411.12 11.21M8.0×1.25 6.80 6.912 6.647M12×1.2511.3111.38 11.44M9.0×1.25 7.807.912 7.647M10×1.5 8.508.676 8.376M11×1.5 9.509.676 9.376M12×1.75 10.3010.441 10.106M14×2.0 12.0012.210 11.835M16×2.0 14.0014.210 13.835注: 迫牙丝攻之钻孔径,在上表所列之数值,由于被加工材料之材质、硬度、形状、尺寸等之影响,多少会有所变动,因此于参考上表之同时,亦请增减若干.M18×2.5 15.5015.744 15.294M20×2.5 17.5017.744 17.294M22×2.5 19.5019.744 19.294规 格滚造径 M24×3.0 21.0021.252 20.752M3×0.5 2.63-2.60 M 27×3.0 24.0024.252 23.752M3.0×0.6 2.56-2.53 M30×3.5 26.5026.771 26.211M3.5×0.6 3.06-3.03 M4.0×0.7 3.49-3.45 M4.0×0.75 3.45-3.41 M4.5×0.75 3.96-3.92 M5.0×0.8 4.43-4.38 M5.0×0.9 4.36-4.31 M6.0×1.0 5.30-5.25 M7.0×1.0 6.30-6.25 M8.0×1.07.28-7.23M8.0×1.257.12-7.072级牙钻孔径2级牙钻孔径规 格标准径 最大 最小规 格 标准径最大 最小M1.0×0.2 0.80 0.821 0.783 M17×1.5 15.50 15.676 15.376M1.1×0.2 0.90 0.921 0.883 M17×1.0 16.00 16.153 15.917M1.2×0.2 1.00 1.021 0.983 M18×2.0 16.00 16.210 15.835M1.4×0.2 1.20 1.221 1.183 M18×1.5 16.50 16.676 16.376M1.6×0.2 1.40 1.421 1.383 M18×1.0 17.00 17.153 16.917M1.7×0.2 1.45 1.500 1.460 M20×2.0 18.00 18.210 17.835M1.8×0.2 1.60 1.621 1.583 M20×1.5 18.50 18.676 18.376M2.0×0.25 1.75 1.785 1.729 M20×1.0 19.00 19.153 18.917M2.2×0.25 1.95 1.985 1.929 M22×2.0 20.00 20.210 19.835M2.3×0.25 2.05 2.061 2.001 M22×1.5 20.50 20.676 20.376M2.5×0.35 2.20 2.221 2.121 M22×1.0 21.00 21.153 20.917M2.6×0.35 2.20 2.246 2.186 M24×2.0 22.00 22.210 21.835M3.0×0.35 2.70 2.721 2.621 M24×1.5 22.50 22.676 22.376M3.5×0.35 3.20 3.221 3.121 M24×1.0 23.00 23.153 22.917M4.0×0.5 3.50 3.599 3.459 M25×2.0 23.00 23.210 22.835M4.5×0.5 4.00 4.099 3.959 M25×1.5 23.50 23.676 23.376M5.0×0.5 4.50 4.599 4.459 M25×1.0 24.00 24.153 23.917M5.5×0.5 5.00 5.099 4.959 M26×1.5 24.50 24.676 24.376M6.0×0.75 5.30 5.378 5.188 M27×2.0 25.00 25.210 24.835M6.0×0.5 5.50 5.550 5.400 M27×1.5 25.50 25.676 25.376M7.0×0.75 6.30 6.378 6.188 M27×1.0 26.00 26.153 25.917M7.0×0.5 6.50 6.550 6.400 M28×2.0 26.00 26.210 25.835M8.0×1.0 7.00 7.153 6.917 M28×1.5 26.50 26.676 26.376M8.0×0.75 7.30 7.378 7.188 M28×1.0 27.00 27.153 26.917M8.0×0.5 7.50 7.520 7.400 M30×3.0 27.00 27.252 26.752M9.0×1.0 8.00 8.153 7.917 M30×2.0 28.00 28.210 27.835M9.0×0.75 8.30 8.378 8.188 M30×1.5 28.50 28.676 28.376M10×1.25 8.80 8.912 8.647 M30×1.0 29.00 29.153 28.917M10×1.0 9.00 9.153 8.917 M32×2.0 30.00 30.210 29.835M10×0.75 9.30 9.378 9.188 M32×1.5 30.50 30.676 30.376M10×0.5 9.50 9.520 9.400 M33×3.0 30.00 30.252 29.752M11×1.0 10.00 10.153 9.917 M33×2.031.00 31.210 30.835M11×0.75 10.30 10.378 10.188M33×1.5 31.50 31.676 31.376M12×1.5 10.50 10.676 10.376M36×3.0 33.00 33.252 32.752M12×1.0 11.00 11.153 10.917M36×2.0 34.00 34.210 33.835M12×0.5 11.50 11.520 11.400M36×1.5 34.50 34.676 34.376M14×1.5 12.50 12.676 12.376M35×1.5 33.50 33.676 33.376M14×1.0 13.00 13.153 12.917M15×1.5 13.50 13.676 13.376M15×1.0 14.00 14.153 13.917M16×1.5 14.50 14.676 14.376M16×1.015.00 15.153 14.9172级牙钻孔径 2级牙钻孔径 规格 (UNC)标准径 最大 最小规格 (UNF)标准径最大 最小(螺丝牙外径)(螺丝牙外径) No.1-64(1.854) 1.55 1.582 1.425 No.0-80(1.524) 1.25 1.305 1.182 No.2-56(2.184) 1.80 1.871 1.695 No.1-72(1.854) 1.55 1.612 1.474 No.3-48(2.515) 2.10 2.146 1.941 No.2-64(2.184) 1.85 1.912 1.756 No.4-40(2.845) 2.30 2.385 2.157 No.3-56(2.515) 2.10 2.197 2.025 No.5-40(3.175) 2.60 2.697 2.487 No.4-48(2.845) 2.40 2.458 2.271 No.6-32(3.505) 2.80 2.895 2.642 No.5-44(3.175) 2.70 2.740 2.551 No.8-32(4.166) 3.40 3.530 3.302 No.6-40(3.505) 2.90 3.022 2.820 No.10-24(4.826) 3.90 3.962 3.683 No.8-36(4.166) 3.50 3.606 3.404 No.12-24(5.486) 4.50 4.597 4.344 No.10-32(4.826) 4.10 4.165 3.963 1/4 - 20 5.10 5.257 4.979 No.12-28(5.846) 4.60 4.724 4.496 5/16 - 18 6.60 6.731 6.401 1/4 -28 5.50 5.588 5.360 3/8 - 16 8.00 8.153 7.798 5/16 -24 6.90 7.035 6.782 7/16 - 14 9.40 9.550 9.144 3/8 -24 8.50 8.636 8.382 1/2 - 13 10.80 11.023 10.5927/16 -20 9.90 10.033 9.729 9/16 - 12 12.20 12.446 11.9891/2 -20 11.50 11.607 11.329 5/8 - 11 13.60 12.868 13.3869/16 -18 12.90 13.081 12.7513/4 - 10 16.50 18.840 16.3075/8 -18 14.50 14.681 14.3517/8 - 9 19.50 19.761 19.1773/4 -16 17.50 17.678 17.3231 - 8 22.20 22.606 21.9717/8 -14 20.50 20.675 20.2701-1/8 - 7 25.00 25.349 24.638 1 -12 23.20 23.571 23.114 1-1/4 - 7 28.20 28.524 27.8131-1/8 -12 26.50 26.746 26.2891-3/8 - 6 30.80 31.115 30.3531-1/4 -12 29.50 29.921 29.4641-1/2 - 6 34.00 34.290 33.5281-3/8 -12 32.80 33.096 32.6391-3/4 - 5 39.50 39.827 38.9642 - 4-1/2 45.20 45.593 44.679美制特细螺纹2级牙钻孔径规格(UNEF)标准径最大最小No.12 - 32 4.70 4.826 4.623 1/4 - 32 5.60 5.690 5.486 5/16 -32 7.10 7.264 7.087 3/8 - 32 8.70 8.865 8.661 7/16 - 28 10.20 10.338 10.1351/2 - 28 11.80 11.938 11.7099/16 - 24 13.20 13.386 13.1325/8 -24 14.80 14.986 14.7323/4 -20 17.80 17.958 17.6787/8 -20 21.00 21.133 20.853精度等级钻孔径 规 格 G4-G6 G7-G8 G9 规 格标准径最大 最小 No.2-56UNC 1.94 -- -- PS 1/16 - 28 6.50 6.632 6.490 No.3 -48 2.23 -- -- PS 1/8 -288.50 8.637 8.495 No.4 -40 2.50 -- -- PS 1/4 -1911.40 11.549 11.341 No.5 -40 2.83 -- -- PS 3/8 -1915.00 15.054 14.846No.6 -32 3.07 -- -- PS 1/2 -1418.50 18.773 18.489No.8 -32 3.73 3.77 -- PS 3/4 -1424.00 24.259 23.975No.10 -24 4.24 4.30 -- PS 1 -1130.20 30.471 30.111 No.12 -24 4.90 4.96 -- PS 1-1/4 -1138.80 39.132 38.7721/4 -20 -- 5.72 -- PS 1-1/12 -1144.80 45.025 44.6655/16 -18 -- 7.24 -- PS 2 -1156.5056.836 56.4763/8 -16 -- 8.74 8.81 7/16 -14 -- 10.20 10.301/2 -13 -- 11.27 11.82No.2-64UNF 1.97 -- --No.3 -56 2.27 -- -- No.4 -48 2.56 -- --No.5 -44 2.86 -- -- 钻 孔 径 No.6 -40 3.16 -- -- N P TNo.8 -36 3.78 -- -- 规 格使用绞刀时不用绞刀时 NPSNo.10 -32 4.39 4.43 -- 1/16 -27 6.10 6.25 6.35 No.12 -28 4.99 5.04 -- 1/8 -27 8.33 8.43 8.74 1/4 -28 5.85 5.90 -- 1/4 -18 10.72 11.13 11.13 5/16 -24 7.36 7.41 -- 3/8 -18 14.27 14.27 14.68 3/8 -24 -- 9.00 -- 1/2 -14 17.48 17.86 18.26 7/16 -20 -- 10.48 10.543/4 -14 22.63 23.01 23.42 1/2 -20 -- 12.07 12.13 1 -11-1/2 28.58 28.98 29.36 1 -1/4 - 11-1/237.31 37.69 38.10 1 -1/2 - 11-1/243.66 44.04 44.45规 格 钻孔径2BA 4.0-4.2 3BA4BA 3.0-3.2 5BA 2.7-2.8 6BA 2.4-2.5标准径规格使用绞刀时不用绞刀时有效牙部之长度(最小)中之毋螺牙内径标准长度(最小)中之毋螺牙内径PT 1/16 - 28 6.10 6.20 6.244 6.384 规格滚造径PT 1/8 - 28 8.10 8.20 8.249 8.388 SM 1/8 -40 2.735 -2.688 PT 1/4 - 19 10.70 11.00 10.962 11.174 SM 1/8 -44 2.769 -2.722 PT 3/8 - 19 14.20 14.50 14.448 14.658 SM 9/64 -40 3.128 -3.083 PT 1/2 - 14 17.60 18.00 17.979 18.263 SM 11/64 -40 3.855 -3.805 PT 3/4 - 14 23.00 23.50 23.378 23.663 SM 3/16 -32 4.205 -4.155 PT 1 - 11 29.00 29.50 29.459 29.822 SM 3/16 -28 4.143 -4.093 PT 1-1/4 - 11 37.50 38.00 37.976 38.339 SM 7/32 -32 5.003 -4.955 PT 1-1/2 - 11 43.40 44.00 43.869 44.232 SM 15/64 -28 5.325 -5.570 PT 2 -11 54.90 55.50 55.412 55.844 SM 1/4 - 40 5.890 -5.735SM 1/4 -28 5.721 -5.366SM 9/32 -28 6.508 -6.648SM 11/32 -28 8.092 -8.432SM 3/8 -28 8.880 -8.015钻孔径SM 7/16 -28 10.466-10.401 规格硬材软材SM 7/16 -16 10.037-9.967 W 1/8 - 40 2.65 2.60 SM 1/2 -20 11.819-11.749W 5/32 - 32 3.25 3.20 SM 9/16 -20 13.400-13.425W 3/16 -24 3.75 3.70W 1/4 -20 5.10 5.00W 5/16 -18 6.60 6.50W 3/8 -16 8.00 7.90W 7/16 -14 9.40 9.30W 1/2 -12 10.70 10.50W 9/16 -12 12.30 12.00W 5/8 -11 13.70 13.50W 3/4 -10 16.70 16.50W 7/8 -9 19.50 19.30W 1 - 8 22.40 22.00W 1-1/8 - 7 25.00 24.80W 1-1/4 - 7 28.30 28.00。

螺纹孔径对照表1

螺纹孔径对照表1

当之处,应视实际状况适当的变更钻头直径。

本表是依据2级牙制订。

注:迫牙丝攻之钻孔径,在上表所列之数
值,由于被加工 材料之材质、硬度、形状
、尺寸等之影响,多少会有所变动,因此
于参考上表之同时,亦请增减若干。

螺纹攻牙钻孔径和滚造径对照表
本表所推选之钻头孔径,是针对攻牙加工时,能够很容易的了解钻孔直径;而依据市售之标准钻头所选定的。

在使用钻头的情况下,由于钻头的形状及尺寸、精度、被钻孔之材质等,对于所钻孔的尺寸、精度有很大的影响,所以使用本表之钻孔径,若有不。

常用螺丝及沉头孔尺寸表

常用螺丝及沉头孔尺寸表

常用螺丝及沉头孔尺寸表请注意,我是一个AI语言模型,目前无法直接写文章。

然而,我可以为您提供一份参考,供您编写常用螺丝及沉头孔尺寸表的文章。

以下是参考内容:常用螺丝及沉头孔尺寸表1. M3螺丝尺寸:- 钻孔直径:3.2mm- 孔深:5.5mm- 沉头孔直径:6mm- 沉头孔深度:2mm2. M4螺丝尺寸:- 钻孔直径:4.3mm- 孔深:7.5mm- 沉头孔直径:8mm- 沉头孔深度:2.5mm3. M5螺丝尺寸:- 钻孔直径:5.3mm- 孔深:9.5mm- 沉头孔直径:10mm - 沉头孔深度:3mm 4. M6螺丝尺寸:- 钻孔直径:6.4mm - 孔深:11.5mm- 沉头孔直径:12mm - 沉头孔深度:3.5mm 5. M8螺丝尺寸:- 钻孔直径:8.4mm - 孔深:15mm- 沉头孔直径:16mm - 沉头孔深度:4mm 6. M10螺丝尺寸:- 钻孔直径:10.5mm - 孔深:19mm- 沉头孔直径:20mm - 沉头孔深度:5mm请注意,以上为常见螺丝及沉头孔的尺寸表,可根据实际需要灵活调整。

这些尺寸表适用于一般情况下,但在特殊情况下可能需要采取其他尺寸。

在使用过程中,请根据具体要求和实际情况进行正确选择和使用。

总结:本文介绍了常用螺丝及沉头孔的尺寸表,围绕着不同规格的螺丝,提供了钻孔直径、孔深、沉头孔直径和沉头孔深度等详细信息。

这些尺寸表可以帮助读者在使用螺丝时准确选择适配的孔径和沉头孔尺寸,确保螺丝的固定效果和美观度。

请根据上述参考内容编写您的文章,调整和增加适合您的需求和格式。

希望对您有所帮助!。

最全的螺纹孔径对照表

最全的螺纹孔径对照表

标准径
0.80 0.90 1.00 1.20 1.40 1.45 1.60 1.75 1.95 2.05 2.20 2.20 2.70 3.20 3.50 4.00 4.50 5.00 5.30 5.50 6.30 6.50 7.00 7.30 7.50 8.00 8.30 8.80 9.00 9.30 9.50 10.00 10.30 10.50 10.80
12.90 13.081 12.751
5/8 - 18
14.50 14.681 14.351
3/4 - 16
17.50 17.678 17.323
7/8 - 14
20.50 20.675 20.270
1
- 12
23.20 23.571 23.114
1-1/8 - 12
26.50 26.746 26.289
1.582 1.871 2.146 2.385 2.697 2.895 3.530 3.962 4.597 5.257 6.731 8.153 9.550 11.023 12.446 12.868 18.840 19.761 22.606 25.349 28.524 31.115 34.290 39.827 45.593
1-1/4 - 12
29.50 29.921 29.464
1-3/8 - 12
32.80 33.096 32.639
1-1/2 - 12
36.0 36.271 35.814
公制迫牙丝攻钻孔径
规格 M1.0*0.25
精度等级 G4-G6 G7-G8 G9
0.86 0.88
M1.1*0.25
0.96 0.98
美制粗螺纹
规格
(UNC)

最全的螺纹孔径对照表(公制-英制)

最全的螺纹孔径对照表(公制-英制)

美制粗螺纹
规格
(UNC)
(螺丝牙外
径)
No.1-64(1.854)
No.2-56(2.184)
No.3-48(2.515)
No.4-40(2.845)
No.5-40(3.175)
No.6-32(3.505)
No.8-32(4.166) No.102N4o(.41.28-26) 24(5.486) 1/4 - 20
公制细螺纹
规格
M12*1.0 M12*0.5 M14*1.5 M14*1.0 M15*1.5 M15*1.0 M16*1.5 M16*1.0 M17*1.5 M17*1.0 M18*2.0 M18*1.5 M18*1.0 M20*2.0 M20*1.5 M20*1.0 M22*2.0 M22*1.5 M22*1.0 M24*2.0 M24*1.5 M24*1.0 M25*2.0 M25*1.5 M25*1.0 M26*1.5 M27*2.0 M27*1.5 M27*1.0 M28*2.0 M28*1.5 M28*1.0 M30*3.0 M30*2.0 M30*1.5 M30*1.0 M32*2.0 M32*1.5 M33*3.0 M33*2.0 M33*1.5 M35*1.5 M36*3.0 M36*2.0 M36*1.5
标准径
11.00 11.50 12.50 13.00 13.50 14.00 14.50 15.00 15.50 16.00 16.00 16.50 17.00 18.00 18.50 19.00 20.00 20.50 21.00 22.00 22.50 23.00 23.00 23.50 24.00 24.50 25.00 25.50 26.00 26.00 26.50 27.00 27.00 28.00 28.50 29.00 30.00 30.50 30.00 31.00 31.50 33.50 33.00 34.00 34.50

最全的螺纹孔径对照表

最全的螺纹孔径对照表

公制细螺纹
规格
M1.0*0.2 M1.1*0.2 M1.2*0.2 M1.4*0.2 M1.6*0.2 M1.7*0.2 M1.8*0.2 M2.0*0.25 M2.2*0.25 M2.3*0.25 M2.5*0.35 M2.6*0.35 M3.0*0.35 M3.5*0.35 M4.0*0.5 M4.5*0.5 M5.0*0.5 M5.5*0.5 M6.0*0.75 M6.0*0.5 M7.0*0.75 M7.0*0.5 M8.0*1.0 M8.0*0.75 M8.0*0.5 M9.0*1.0 M9.0*0.75 M10*1.25 M10*1.0 M10*0.75 M10*0.5 M11*1.0 M11*0.75 M12*1.5 M12*1.25
2.25 2.28
M2.6*0.45
2.35 2.38
M3.0*0.5 M3.5*0.6 M4.0*0.7 M5.0*0.8 M6.0*1.0 M7.0*1.0
2.73 2.75 3.17 3.20 3.62 3.65 3.69 4.56 4.60 4.64 5.45 5.50 5.55 6.45 6.50 6.55
美制细螺纹
规格 (UNF)
2级牙钻孔径 标准径
最大 最小
(螺丝牙外径)
No.0-80(1.524) 1.25 1.305 1.182
No.1-72(1.854) 1.55 1.612 1.474
No.2-64(2.184) 1.85 1.912 1.756
No.3-56(2.515) 2.10 2.197 2.025
3.606 4.165 4.724 5.588
3.404 3.963 4.496 5.360
5/16 - 24

螺纹孔径对照表

螺纹孔径对照表

当之处,应视实际状况适当的变更钻头直径。

本表是依据2级牙制订。

注:迫牙丝攻之钻孔径,在上表所列之数
值,由于被加工 材料之材质、硬度、形状
、尺寸等之影响,多少会有所变动,因此于
参考上表之同时,亦请增减若干。

螺纹攻牙钻孔径和滚造径对照表
本表所推选之钻头孔径,是针对攻牙加工时,能够很容易的了解钻孔直径;而依据市售之标准钻头所选定的。

在使用钻头的情况下,由于钻头的形状及尺寸、精度、被钻孔之材质等,对于所钻孔的尺寸、精度有很大的影响,所以使用本表之钻孔径,若有不。

螺丝攻牙孔径对照表

螺丝攻牙孔径对照表

螺丝攻牙钻孔径对照表美制(粗)挤牙丝攻钻孔径公制挤牙丝攻钻孔径美制细牙螺纹公制细牙螺纹规格精度max min 规格精度max min 2-56UNC RH4 2.02 1.96M1.0 0.25RH40.920.90最大最小最大最小3-48RH4 2.32 2.25M1.1 0.25RH4 1.02 1.00螺丝牙外径M7.0 0.506.50 6.550 6.4004-40RH5 2.60 2.52M1.2 0.25RH4 1.12 1.10No.0-80(1.524) 1.25 1.305 1.182M8.0 1.007.007.153 6.9175-40RH5 2.93 2.86M1.4 0.30RH4 1.294 1.270No.1-72(1.854) 1.55 1.612 1.474M8.0 0.757.307.3787.1886-32RH5 3.17 3.09M1.6 0.35RH4 1.45 1.40No.2-64(2.184) 1.85 1.912 1.756M8.0 0.507.507.5207.4008-32RH6 3.83 3.75M1.7 0.35RH4 1.58 1.54No.3-56(2.515) 2.10 2.197 2.025M9.0 1.008.008.1537.91710-24RH6 4.35 4.26M2.0 0.40RH4 1.85 1.81No.4-48(2.845) 2.40 2.458 2.271M9.0 0.758.308.3788.18812-24RH6 5.01 4.92M2.3 0.40RH4 2.15 2.11No.5-44(3.175) 2.70 2.740 2.551M10.0 1.258.808.9128.6471/4-20RH6 5.76 5.66M2.5 0.45RH4 2.33 2.28No.6-40(3.505) 2.90 3.022 2.820M10.0 1.009.009.1538.9175/16-18RH77.297.18M2.6 0.45RH4 2.43 2.38No.8-36(4.166) 3.50 3.606 3.404M10.0 0.759.309.3789.1883/8-16RH78.788.66M3.0 0.50RH5 2.81 2.76No.10-32(4.826) 4.10 4.165 3.963M10.0 0.509.509.5209.4007/16-14RH710.2510.11M3.5 0.60RH5 3.26 3.20No.12-28(5.486) 4.60 4.724 4.496M11.0 1.0010.0010.1539.9171/2-13RH811.7811.62M4.0 0.70RH6 3.70 3.651/4-28 5.50 5.588 5.360M11.0 0.7510.3010.37810.1889/16-12RH1013.2713.14M5.0 0.80RH6 4.66 4.595/16-24 6.907.035 6.782M12.0 1.5010.5010.67610.3765/8-11RH1114.7614.62M6.0 1.00RH7 5.57 5.483/8-248.508.6368.382M12.0 1.2510.8010.91210.6473/4-10RH1217.8817.67M7.0 1.00RH7 6.57 6.487/16-209.9010.0339.729M12.0 1.0011.0011.15310.9177/8-9RH1220.8520.68M8.0 1.00RH77.577.481/2-2011.5011.60711.329M12.0 0.5011.5011.52011.4001-8RH1323.8423.65M8.0 1.25RH77.417.349/16-1812.9013.08112.751M14.0 1.5012.5012.67612.376M10 1.00RH79.579.485/8-1814.5014.68114.351M14.0 1.0013.0013.15312.917美制(细)挤牙丝攻钻孔径M10 1.25RH79.419.343/4-1617.5017.67817.323M15.0 1.5013.5013.67613.376规格精度maxmin M10 1.50RH79.289.187/8-1420.5020.67520.270M15.0 1.0014.0014.15313.9172-64UNF RH3 2.04 1.98M12 1.00RH711.5711.181-1223.3023.57123.114M16.0 1.5014.5014.67614.3763-56RH4 2.35 2.29M12 1.25RH711.4111.051-1/8-1226.5026.74626.289M16.0 1.0015.0015.15314.9174-48RH4 2.64 2.57M12 1.50RH711.2811.481-1/4-1229.6029.92129.464M17.0 1.5015.5015.67615.3765-44RH4 2.95 2.88M12 1.75RH811.1511.341-3/8-1232.8033.09632.639M17.0 1.0016.0016.15315.9176-40RH5 3.26 3.19M14 1.50RH913.3013.211-1/2-1236.0036.27135.814M18.0 2.0016.0016.21015.8358-36RH5 3.88 3.80M14 2.00RH1013.0412.92M18.0 1.5016.5016.67616.37610-32RH5 4.48 4.41M16 1.50RH915.3015.21M18.0 1.0017.0017.15316.91712-28RH5 5.08 5.00M16 2.00RH1015.0414.92M20.0 2.0018.0018.21017.8351/4-28RH5 5.93 5.86M18 1.5RH1017.3117.22M20.0 1.5018.5018.67618.3765/16-24RH67.467.38M18 2.5RH1116.7816.63M20.0 1.0019.0019.15318.9173/8-24RH69.058.96M20 1.5RH1019.3119.22M22.0 2.0020.0020.21019.8357/16-20RH710.5410.44M20 2.5RH1118.7818.63M22.0 1.5020.5020.67620.3761/2-20RH712.1212.02M22.0 1.0021.0021.15320.9179/16-18RH913.6613.55最大最小M24.0 2.0022.0022.21021.8355/8-18RH915.2515.14螺丝牙外径M24.0 1.5022.5022.67622.3763/4-16RH1018.3218.22 1. 外径-牙距¡0.45=下孔<D-P¡0.45>No.1-64(1.854) 1.55 1.582 1.425M24.0 1.0023.0023.15322.9177/8-14RH1121.3821.27 2. Dn=D-0.2P-0.00403?P?f1+0.0127?nNo.2-56(2.184) 1.80 1.871 1.695M25.0 2.0023.0023.21022.8351-12RH1224.4124.28<例>M3¡0.5RH6 2级母螺纹攻牙 咬合率90%No.3-48(2.515) 2.10 2.146 1.941M25.0 1.5023.5023.67623.376Dn=3-0.2¡0.5-0.00403¡0.5¡90+0.0127¡6No.4-40(2.845) 2.30 2.385 2.157M25.0 1.0024.0024.15323.917 =2.80No.5-40(3.175) 2.60 2.697 2.487M26.0 1.5024.5024.67624.376山数山数Dn=下孔径 D=基准外径 P=牙距No.6-32(3.505) 2.80 2.895 2.642M27.0 2.0025.0025.21024.835每25.4mm 每25.4mm f1=咬合率 n=RH 精度No.8-32(4.166) 3.40 3.530 3.302M27.0 1.5025.5025.67625.3761000.254012 2.1167No.10-24(4.826) 3.90 3.962 3.683M27.0 1.0026.0026.15325.917800.317511 2.3091No.12-24(5.486) 4.50 4.597 4.344M28.0 2.0026.0026.21025.835720.352810 2.54001/4-20 5.10 5.257 4.979M28.0 1.5026.5026.67626.376640.39699 2.82225/16-18 6.60 6.731 6.401M28.0 1.0027.0027.15326.917600.42338 3.17503/8-168.008.1537.798M30.0 3.0027.0027.25226.752560.45367 3.62867/16-149.409.5509.144M30.0 2.0028.0028.21027.835480.52926 4.23331/2-1310.9011.02310.592M30.0 1.5028.5028.67628.376440.57735 5.0800规格吋mm 9/16-1212.2012.46611.989M30.0 1.0029.0029.15328.917400.63504 1/2 5.6444 No. 00.0600 1.5245/8-1113.6013.86813.386M32.0 2.0030.0030.21029.835360.70564 6.350010.0730 1.8543/4-1016.6016.84016.307M32.0 1.5030.5030.67630.376320.79383 1/27.257120.0860 2.1847/8-919.6019.76119.177M33.0 3.0030.0030.25229.752280.90713 1/47.815430.0990 2.5151-822.3022.60621.971M33.0 2.0031.0031.21030.83524 1.058338.466740.1120 2.8451-1/8-725.0025.34924.638M33.0 1.5031.5031.67631.37620 1.27002 7/88.834850.1250 3.1751-1/4-728.2028.52427.813M35.0 1.5033.5033.67633.37618 1.41112 3/49.236460.1380 3.5051-3/8-630.8031.11530.353M36.0 3.0033.0033.25232.75216 1.58752 5/89.676280.1640 4.1661-1/2-634.0034.29033.528M36.0 2.0034.0034.21033.83514 1.81432 1/210.1600100.1900 4.8261-3/4-539.5039.82738.964M36.0 1.5034.5034.67634.376131.9538120.21605.4862-4-1/245.2045.59344.679美制螺丝外径公厘(mm )换算表美制粗牙螺纹规格标准径2级牙钻孔径NRT 下孔径计算式2级牙钻孔径规格标准径2级牙钻孔径牙距mm 牙距mm 规格标准径山数节距换算表。

最全的螺纹孔径对照表

最全的螺纹孔径对照表

No.10-24(4.826) 3.90 3.962 3.683
No.12-24(5.486) 4.50 4.597 4.344
1/4 - 20
5.10 5.257 4.979
5/16 - 18
6.60 6.731 6.401
3/8 - 16
8.00 8.153 7.798
7/16 - 14
9.40 9.550 9.144
2级牙钻孔径 最大 最小 0.785 0.729 0.885 0.829 0.985 0.929 1.142 1.075 1.321 1.221 1.421 1.321 1.521 1.421 1.679 1.567 1.838 1.713 1.979 1.867 2.138 2.013 2.238 2.113 2.599 2.459 2.440 2.280 3.010 2.850 3.422 3.242 3.326 3.106 3.878 3.688 4.334 4.134 4.170 3.930 5.153 4.917 6.153 5.917 6.912 6.647 7.912 7.647 8.676 8.376 9.676 9.376 10.441 10.106 12.210 11.835 14.210 13.835 15.744 15.294 17.744 17.294 19.744 19.294 21.252 20.752 24.252 23.752 26.771 26.211
9/16 - 18
12.90 13.081 12.751
5/8 - 18
14.50 14.681 14.351
3/4 - 16
17.50 17.678 17.323
7/8 - 14
20.50 20.675 20.270

螺丝孔径对照表

螺丝孔径对照表

M15×1.0 14.00 14.153 13.917
M16×1.5 14.50 14.676 14.376
M16×1.0 15.00 15.153 14.917
M17×1.5 15.50 15.676 15.376
M17×1.0 16.00 16.153 15.917
M18×2.0 16.00 16.210 15.835
30.376 29.752 30.835 31.376 33.376 32.752 33.835 34.376
最小
6.490 8.495 11.341 14.846 18.489 23.975 30.111 38.771 44.664 56.475
英制管螺纹
PF规格
(新规格G)
标准径
最大
1/16 - 28 6.70 6.843
M25×1.5 23.50 23.676 23.376
M25×1.0 24.00 24.153 23.917
M26×1.5 24.50 24.676 24.376
M27×2.0 25.00 25.210 24.835
M27×1.5 25.50 25.676 25.376
M27×1.0 26.00 26.153 25.917
M30×1.0 29.00 29.153 28.917
M32×2.0 30.00 30.210 29.835
美制细螺纹
规格 (UNC)
标准径
2 级牙钻孔径 最大 最小
(番数牙外径)
NO. 1-64 (1.854) 1.55 1.582 1.425
NO. 2-56 (2.184) 1.80 1.871 1.695
美制
规格 (UNEF) No.12 -32 1/4 -32 5/16 -32
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