攻牙径对照表(集合版)
合集下载
螺丝攻牙钻孔径对照表
14.676 15.153 15.676 16.153 16.210 16.676 17.153 18.210 18.676 19.153 20.210 20.676 21.153 22.210 22.676 23.153 23.210 23.676 24.153 24.676 25.210 25.676 26.153 26.210 26.676 27.153 27.252 28.210 28.676 29.153 30.210 30.676 30.252 31.210 31.376 33.676 33.252 34.210 34.676
美制细螺纹
规格 标准径 UNF (番数牙外径) No.0-80(1.524) 1.25 No.1-72(1.854) 1.55 No.2-64(2.184) 1.85 No.3-56(2.515) 2.10 No.4-48(2-845) 2.40 No.5-44(3.175) 2.70 No.6-40(3.505) 2.90 No.8-36(4.166) 3.50 No.10-32(4.826) 4.10 No.12-28(5.846) 4.60 1/4 -28 5.50 5/16 -24 6.90 3/8 -24 8.50 7/16 -20 9.90 1/2 -20 11.50 9/16 -18 12.90 5/8 -18 14.50 3/4 -16 17.50 7/8 -14 20.50 1 -12 23.20 1-1/8 -12 26.50 1-1/4 -12 29.50 1-3/8 -12 32.80 1-1/2 -12 36.00 2级牙钻孔径 最大 最小 1.305 1.612 1.912 2.197 2.458 2.740 3.022 3.606 4.165 4.724 5.588 7.035 8.636 10.033 11.607 13.081 14.681 14.678 20.675 23.571 26.746 29.921 33.096 36.270 1.182 1.474 1.756 2.025 2.271 2.551 2.820 3.404 3.963 4.496 5.360 6.782 8.382 9.729 11.329 12.751 14.351 17.323 20.270 23.114 26.289 29.464 32.639 35.814 规格 M1.0x0.25 M1.1x0.25 M1.2x0.25 M1.4x0.3 M1.6x0.35 M1.7x0.35 M1.8x0.35 M2.0x0.4 M2.2x0.45 M2.3x0.4 M2.5x0.45 M2.6x0.45 M3.0x0.5 M3.5x0.6 M4.0x0.7 M5.0x0.8 M6.0x1.0 M7.0x1.0 M8.0x1.25 M10x1.5 M10x1.25 M12x1.75 M12x1.25
攻牙底孔径对照表
29.921
螺纹规格
2级螺纹底孔径
钻头径
最小尺寸 最大尺寸
M 2.5×0.35 2.2
3.0×0.35 2.7
3.5×0.35 3.2
4.0×0.5
3.5
4.5×0.5
4.0
5.0×0.5
4.5
5.5×0.5
5.0
6.0×0.75 5.3
7.0×0.75 6.3
8.0×1.0
7.0
8.0×0.75 7.3
9.0×1.25
10×1.5
0.75 0.85 0.95 1.1 1.25 1.35 1.45 1.6 1.75 1.9 2.1 2.2 2.4 2.5 2.9 3.25 3.3 3.8 4.1 4.2 4.6 5.0 6.0 6.8
7.8
8.5
0.729 0.829 0.929 1.075 1.221 1.321 1.421 1.567 1.713 1.867 2.013 2.113 2.280 2.459 2.850 3.106 3.242 3.688 3.930 4.134 4.430 4.917 5.917 6.647
7.647
8.376
0.785 0.885 0.985 1.142 1.321 1.421 1.521 1.679 1.838 1.979 2.138 2.238 2.440 2.599 3.010 3.326 3.422 3.878 4.170 4.334 4.670 5.153 6.153 6.912
螺纹规格
2级螺纹底孔径
钻头径
最小尺寸 最大尺寸
M 2.5×0.35 2.2
3.0×0.35 2.7
3.5×0.35 3.2
4.0×0.5
3.5
4.5×0.5
4.0
5.0×0.5
4.5
5.5×0.5
5.0
6.0×0.75 5.3
7.0×0.75 6.3
8.0×1.0
7.0
8.0×0.75 7.3
9.0×1.25
10×1.5
0.75 0.85 0.95 1.1 1.25 1.35 1.45 1.6 1.75 1.9 2.1 2.2 2.4 2.5 2.9 3.25 3.3 3.8 4.1 4.2 4.6 5.0 6.0 6.8
7.8
8.5
0.729 0.829 0.929 1.075 1.221 1.321 1.421 1.567 1.713 1.867 2.013 2.113 2.280 2.459 2.850 3.106 3.242 3.688 3.930 4.134 4.430 4.917 5.917 6.647
7.647
8.376
0.785 0.885 0.985 1.142 1.321 1.421 1.521 1.679 1.838 1.979 2.138 2.238 2.440 2.599 3.010 3.326 3.422 3.878 4.170 4.334 4.670 5.153 6.153 6.912
攻牙芽纹及底孔孔径对照表
美 制 粗 螺 纹
2级牙钻孔径 规格 标准径 (UNC) 最大 最小 No.1-64(1.854) 1.55 1.582 1.425 No.2-56(2.184) 1.80 1.871 1.695 No.3-48(2.515) 2.10 2.146 1.941 No.4-40(2.845) 2.30 2.385 2.157 No.5-40(3.175) 2.60 2.697 2.487 No.6-32(3.505) 2.80 2.895 2.642 No.8-32(4.166) 3.40 3.530 3.302 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 1/2-13 10.80 11.023 10.592 9/16-12 12.20 12.446 11.989 5/8-11 13.60 12.868 13.386 3/4-10 16.50 18.840 16.307 7/8-9 19.50 19.761 19.177 1-8 22.20 22.606 21.971 1-1/8-7 25.00 25.349 24.638 1-1/4-7 28.20 28.524 27.813 1-3/8-6 30.80 31.115 30.353 1-1/2-6 34.00 34.290 33.528 1-3/4-5 39.50 39.827 38.964 2-4-1/2 45.20 45.593 44.679
螺丝攻牙径对照表(集合版)
最大
最小
最大
最小
最大
最小
规格
精度最大最小
最大最小最大最小最大
最小规格精度最大最小
M1.0×0.20.800.8210.783M1.0×0.250.750.7850.729(螺丝牙外径）硬材软材M1.1×0.20.900.9210.883M1.1×0.250.850.8850.829No.0-80(1.524) 1.25 1.305 1.182 # 1 -64G5 1.76 1.68 2.65 2.6M1.2×0.2 1.00 1.0210.983M1.2×0.250.950.9850.929No.1-72(1.854) 1.55 1.612 1.474 #2 -56G4 2.04 1.96 3.25 3.2M1.4×0.2 1.20 1.221 1.183M1.4×0.3 1.10 1.142 1.075No.2-64(2.184) 1.85 1.912 1.756 # 3-48G4 2.35 2.25 3.75 3.7M1.6×0.2 1.40 1.421 1.383M1.6×0.35 1.25 1.321 1.221No.3-56(2.515) 2.1 2.197 2.025 #4 -40G5 2.64 2.54 5.15M1.7×0.2 1.50 1.521 1.483M1.7×0.35 1.35 1.421 1.321No.4-48(2.845) 2.4 2.458 2.271 #5 -40G5 2.97 2.87 6.6 6.5M1.8×0.2 1.60 1.621 1.583M1.8×0.35 1.45 1.521 1.421No.5-44(3.175) 2.7 2.74 2.551 #6 -32G5
螺丝攻牙径对照表(集合版)
5/16 -18 2003/8/16 7/16 -14
规格（UNF) No.12-32 1/4 -32 5/16 -32 3/8 -32 7/16 -28 2001/2/28
规格 M1.0*0.25 M1.1*0.25 M1.2*0.25 M1.4*0.3 M1.6*0.35 M1.7*0.35 M1.8*0.35 M2.0*0.4 M2.2*0.45 M2.3*0.4 M2.5*0.45
2.186 2.621 3.121 3.459 3.959 4.459 4.959 5.188 5.4 6.188 6.4 6.917 7.188 7.4 7.917 8.188 8.647 8.917 9.188 9.4 9.917 10.188 10.376 10.647 10.917 11.4 12.376 12.917 13.376
Leabharlann Baidu
19.835 20.376 20.917 21.835 22.376 22.917 22.835 23.376 23.917 24.376 24.835 25.376 25.917 25.835 26.376 26.917 26.752 27.835 28.376 28.917 29.835 30.376 30.835 30.835 31.376 33.376 32.752 33.835 34.376
20 20.5 21 22 22.5 23 23 23.5 24 24.5 25 25.5 26 26 26.5 27 27 28 28.5 29 30 30.5 30 31 31.5 33.5 33 34 34.5
标准螺丝攻牙钻孔径对照表【大全】
标准公制螺母攻牙要钻个小于螺纹大径的孔来攻牙。这个孔的大小就是螺纹小径到螺纹中径。如何确认孔径大小就要参照对照表啦,一起来看看吧！
螺丝攻牙钻孔径对照表
- 14 (3.175) 1
- 11 30.20 30.472 30.111
NO.6 - 32
(3.505)
2.80 2.895 2.642
1-1/4 -
11 38.80 39.133 38.771
NO.8 - 32
(4.166)
3.40 3.530 3.302
1-1/2 -
11 44.70 45.026 44.664
NO.10 -
24(4.826)
3.90 3.962 3.683
2
- 11 56.50 56.837 56.475
NO.12 -
24(5.486)
4.50 4.597 4.344
1/4 - 20 5.10 5.257 4.979
英制管螺纹5/16 - 18 6.60 6.731 6.401 PF规格
(新规格G) 标准径最大最小
3/8 - 16 8.00 8.153 7.798
7/16 - 14 9.40 9.550 9.144
1/16 -
28
6.70 6.843 6.561 1/2 - 13 10.90 11.023 10.592 1/8
- 28
8.70 8.848 8.566 9/16 - 12 12.20 12.446 11.989 1/4
- 19
11.70 11.89 11.445 5/8 - 11 13.60 13.868 13.386 3/8
- 19
15.20 15.395 14.950 3/4 - 10 16.60 16.840 16.307
螺丝攻牙孔径对照表
4.826 5.690 7.264 8.865 10.338 11.938 13.386 14.98Fra Baidu bibliotek 17.958 21.133 24.308
4.623 5.486 7.087 8.661 10.135 11.709 13.132 14.732 17.678 20.853 24.028
6.10 8.33 10.72 14.27 17.48 22.63 28.58 37.31 43.66 55.58
美制特细螺纹
规格(UNC) 标准径 2级牙钻孔径 最大 最小
英 制
规格 1/16 - 27 1/8 - 27 1/4 -18 3/8 -18 1/2 -14 3/4 -14 1 -11-1/2 1-1/4-11-1/2 1-1/2-11-1/2 2 -11-1/2
管
螺
纹
NPS 6.35 8.74 11.13 14.68 18.26 23.42 29.36 38.10 44.45 56.36
钻孔径 NPT
使用绞刀时
不使用绞刀时
No 12 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1
- 32 - 32 - 32 - 32 - 28 - 28 - 24 - 24 - 20 - 20 - 20
4.700 5.600 7.100 8.700 10.200 11.800 13.200 14.800 17.800 21.000 24.000
攻芽底孔孔径对照表
攻牙前使用鑽頭之孔經對照表
公制牙 M1*0.25 M1.2*0.25 M1.4*0.3 M1.6*0.35 M1.7*0.35 M2*0.4 M2.3*0.4 M2.5*0.45 M2.6*0.45 M3*0.35 M3*0.5 M3*0.6 M3.5*0.35 M3.5*0.6 M4*0.5 M4*0.7 M4*0.75 M4.5*0.5 M4.5*0.75 M5*0.5 M5*0.8 M5*0.9 M5.5*0.5 M5.5*0.75 M5.5*0.9 M6*0.5 M6*0.75 M6*1 M7*0.5 M7*0.75 M7*1 鑽 頭 孔 徑 0.78 0.98 1.14 1.32 1.42 1.67 1.97 2.12 2.22 2.72 2.59 2.42 3.22 3.05 3.62 3.43 3.31 4.12 3.89 4.62 4.35 4.17 5.12 4.9 4.67 5.6 5.43 5.19 0.6 0.4 0.2 公制牙 M8*2.5 M8*0.75 M8*1.25 M8*0.75 M9*0.5 M9*0.75 M9*1 M9*1.25 M10*0.5 M10*0.75 M10*1 M10*1.25 M10*1.5 M11*0.5 M11*0.75 M11*1 M11*1.25 M11*1.5 M12*0.5 M12*1 M12*1.25 M12*1.5 M12*1.75 M14*1.5 M14*2.0 M16*1.5 M16*2.0 M18*2.0 M18*2.5 M20*2.0 M20*2.5 鑽 孔 頭 徑 英制牙 W1/16-60 W3/32-48 W1/8-40 W5/32-32 W3/16-24 W7/32-24 W1/4-20 W5/16-18 W3/8-16 W7/16-14 W1/2-12 W9/16-12 W5/8-11 鑽 頭 孔 徑 1.3 1.9 2.6 3.2 3.8 4.5 5.1 6.6 8 9.4 10.7 12.3 13.7 鑽頭孔徑 最大--最小(咬口率) 1.77-1.82 2.07-2.13 2.24-2.31 2.34-2.41 2.72-2.78 3.60-3.66 4.55-4.64 5.42-5.55 1.93-1.98 2.49-2.56 3.05-3.15 3.71-3.81 4.23-4.34 4.33-4.47 (100-80) (100-75) (100-75) (100-75) (100-75) (100-85) (100-80) (100-80) (100-80) (100-80) (100-80) (100-80) (100-80) (100-80) 英制牙 W3/4-10 W7/8-9 W1-8 W11/8-7 W11/4-7 W13/8-6 W11/2-6 W15/8-5 W13/4-5 17/8-4 W2-4 W1/2 鑽 孔 頭 徑 7.6 7.4 7.2 6.9 8.6 8.4 8.2 7.9 9.6 9.4 9.2 9 8.7 10.55 10.4 10.2 9.8 9.7 11.55 11.2 11 10.7 10.5 12.7 12.5 14.7 14.5 16.5 16 18.5 18 NO NO NO NO 6-32UNC 8-32NUC 10-24UNC 10-32UNC NO NO 無屑絲攻 M2*0.4 M2.3*0.4 M2.5*0.45 M2.6*0.45 M3*0.5 M4*0.7 M5*0.8 M6*1.0 2-56UNC 4-40UNC 16.7 19.5 22.4 25 28.6 30.5 33.8 36 39.2 41.8 45
公制牙 M1*0.25 M1.2*0.25 M1.4*0.3 M1.6*0.35 M1.7*0.35 M2*0.4 M2.3*0.4 M2.5*0.45 M2.6*0.45 M3*0.35 M3*0.5 M3*0.6 M3.5*0.35 M3.5*0.6 M4*0.5 M4*0.7 M4*0.75 M4.5*0.5 M4.5*0.75 M5*0.5 M5*0.8 M5*0.9 M5.5*0.5 M5.5*0.75 M5.5*0.9 M6*0.5 M6*0.75 M6*1 M7*0.5 M7*0.75 M7*1 鑽 頭 孔 徑 0.78 0.98 1.14 1.32 1.42 1.67 1.97 2.12 2.22 2.72 2.59 2.42 3.22 3.05 3.62 3.43 3.31 4.12 3.89 4.62 4.35 4.17 5.12 4.9 4.67 5.6 5.43 5.19 0.6 0.4 0.2 公制牙 M8*2.5 M8*0.75 M8*1.25 M8*0.75 M9*0.5 M9*0.75 M9*1 M9*1.25 M10*0.5 M10*0.75 M10*1 M10*1.25 M10*1.5 M11*0.5 M11*0.75 M11*1 M11*1.25 M11*1.5 M12*0.5 M12*1 M12*1.25 M12*1.5 M12*1.75 M14*1.5 M14*2.0 M16*1.5 M16*2.0 M18*2.0 M18*2.5 M20*2.0 M20*2.5 鑽 孔 頭 徑 英制牙 W1/16-60 W3/32-48 W1/8-40 W5/32-32 W3/16-24 W7/32-24 W1/4-20 W5/16-18 W3/8-16 W7/16-14 W1/2-12 W9/16-12 W5/8-11 鑽 頭 孔 徑 1.3 1.9 2.6 3.2 3.8 4.5 5.1 6.6 8 9.4 10.7 12.3 13.7 鑽頭孔徑 最大--最小(咬口率) 1.77-1.82 2.07-2.13 2.24-2.31 2.34-2.41 2.72-2.78 3.60-3.66 4.55-4.64 5.42-5.55 1.93-1.98 2.49-2.56 3.05-3.15 3.71-3.81 4.23-4.34 4.33-4.47 (100-80) (100-75) (100-75) (100-75) (100-75) (100-85) (100-80) (100-80) (100-80) (100-80) (100-80) (100-80) (100-80) (100-80) 英制牙 W3/4-10 W7/8-9 W1-8 W11/8-7 W11/4-7 W13/8-6 W11/2-6 W15/8-5 W13/4-5 17/8-4 W2-4 W1/2 鑽 孔 頭 徑 7.6 7.4 7.2 6.9 8.6 8.4 8.2 7.9 9.6 9.4 9.2 9 8.7 10.55 10.4 10.2 9.8 9.7 11.55 11.2 11 10.7 10.5 12.7 12.5 14.7 14.5 16.5 16 18.5 18 NO NO NO NO 6-32UNC 8-32NUC 10-24UNC 10-32UNC NO NO 無屑絲攻 M2*0.4 M2.3*0.4 M2.5*0.45 M2.6*0.45 M3*0.5 M4*0.7 M5*0.8 M6*1.0 2-56UNC 4-40UNC 16.7 19.5 22.4 25 28.6 30.5 33.8 36 39.2 41.8 45
螺丝攻牙对照表
規格(UNF)
標準徑
(螺絲牙外徑)
NO.0-80(1.524) NO.1-72(1.854) NO.2-64(2.184) NO.3-56(2.515) NO.4-48(2.845) NO.5-44(3.175) NO.6-40(3.505) NO.8-36(4.166) NO.10-32(4.826) NO.12-28(5.846)
1/4 - 20 5/6 - 18 3/8 - 16 7/16 - 14 1/2 - 13 9/16 - 12 5/8 - 11 3/4 - 10 7/8 - 9 1 -8 1-1/8 - 7 1-1/4 - 7 1-3/8 - 6 1-1/2 - 6 1-3/4 - 5 2 - 4-1/2
1.55 1.80 2.10 2.30 2.60 2.80 3.40 3.90 4.50 5.10 6.60 8.00 9.40 10.80 12.20 13.60 16.50 19.50 22.20 25.00 28.20 30.80 34.00 39.50 45.20
7.50
7.520 7.400
M11×1.6
9.50
9.376
M9.0×1.0
8.00
8.153 7.917
M12×1.75
10.30 10.400 10.106
M9.0×0.75
8.30
8.378 8.188
螺纹攻牙钻孔径对照表
20.917 21.835 22.376 22.917 22.835 23.376 23.917 24.376 24.835 25.376 25.917 25.835 26.376 26.917 26.752 27.835 28.376 28.917 29.835 30.376 29.752 30.835 31.376 33.376 32.752 33.835 34.376
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
0.821 0.921 1.021 1.221 1.421 1.500 1.621 1.785 1.985 2.061 2.221 2.246 2.721
0.783 M15 1.0 0.883 M16 1.5 0.983 M16 1.0 1.183 M17 1.5 1.383 M17 1.0 1.460 M18 2.0 1.583 M18 1.5 1.729 M18 1.0 1.929 M20 2.0 2.001 M20 1.5 2.121 M20 1.0 2.186 M22 2.0 2.621 M22 1.5
M12 1.0
M12 0.5
M14 1.5
M14 1.0
M15 1.5
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 11.00 15.00 12.50 13.00 13.50
螺丝攻牙径对照表
W9/16 -12 12.3 12
W5/8 -11 13.7 13.5
W3/4 -10 16.7 16.5
W7/8 -9 19.5 19.3
W1 -8 22.4 22
W1-1/8 -7 25 24.8
W1-1/4 -7 28.3 28
针 车 用 螺 纹
规格
滚造径
SM 1/8 -40 2.735 - 2.688
13.5
公制细螺纹
2级牙钻孔径
最大
最小
规格
0.821
0.783 M15*1.0
0.921
0.883 M16*1.5
1.021
0.983 M16*1.0
1.221
1.183 M17*1.5
1.421
1.383 M17*1.0
1.5
1.46
M18*2.0
1.621
1.583 M18*1.5
1.785
1.729 M18*1.0
SM 1/8 -44 2.769 - 2.722
SM 9/64 -40 3.128 - 3.083
SM11/64 -40 3.855 - 3.805
SM 3/16 -32 4.205 - 4.155
SM 3/16 -28 4.143 - 4.093
SM 7/32 -32 5.003 - 4.955
螺丝攻牙钻孔径和滚丝径对照表
螺丝攻牙钻孔径和滚丝径对照表
螺丝攻牙钻孔径和滚丝径对照表
公制粗螺纹美制粗螺纹
规格标准径2级牙钻孔径规格（UNC）标准径2级牙钻孔径
最大最小最大最小
M1.0×0.25 0.75 0.785 0.729
NO.1-64(1.854) 1.55 1.582 1.425
M1.1×0.25 0.85 0.885 0.829
NO.2-56(2.184) 1.80 1.871 1.695
M1.2×0.25 0.95 0.985 0.985
NO.3-48(2.515) 2.10 2.146 1.941
M1.4×0.3 1.10 1.142 1.075
NO.4-40(2.845) 2.30 2.385 2.157
M1.6×0.35 1.25 1.321 1.221
NO.5-40(3.175) 2.60 2.697 2.487
M1.7×0.35 1.35 1.421 1.321
NO.6-32(3.505) 2.80 2.895 2.642
M1.8×0.35 1.45 1.521 1.421
NO8-32(4.166) 3.40 3.53 3.302
M2.0×0.4 1.60 1.679 1.567
NO.10-24(4.826) 3.90 3.962 3.683
M2.2×0.45 1.75 1.838 1.713
NO.12-24(5.486) 4.50 4.597 4.344
M2.3×0.4 1.90 1.979 1.867 1/4-20 5.10 5.257 4.979
M2.5×0.45 2.10 2.138 2.013 5/16-18 6.60 6.731 6.401
攻牙对照表
公制பைடு நூலகம்螺牙
丝攻规格 M11*0.75 M12*1.5 M12*1.25 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 标准孔径 10.3 10.5 10.8 11 11.5 12.5 13 13.5 14 14.5 15 15.5 16 16 16.5 17 18 18.5 19 20 20.5 21 22 22.5 23 23 23.5 24 24.5 25 25.5 丝攻规格 1/16 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2
螺丝攻牙钻孔孔径对照表
英制PT管螺牙
标准孔径 6.2-6.5 8.2-8.5 11-11.4 14.5-15 18-18.5 23.5-24 29.5-30.2 38-38.8 44-44.8 55.5-56.5
公制细螺牙
丝攻规格 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 标准孔径 26 26 26.5 27 27 28 28.5 29 30 30.5 30 31 31.5 33.5 33 34 34.5
螺丝攻牙钻孔径对照表
15.2 15.395 19 21
M3.0 0.35
1/2
--14
19.172 18.631 SM3/8 --18 21.128 20.587 SM3/8 --28
M3.5 0.35
5/8
--14
M4.0
0.5
3/4
--14
24.5 24.658 24.117 SM7/16 --16
M4.5
0.5
17.5 19.5 21 24 26.5 29.5 32 35
17.744 17.294 M27 1.5 19.744 19.294 M27 1.0 21.252 20.752 M28 2.0 24.252 23.752 M28 1.5 26.771 26.211 M28 1.0 29.771 29.211 M30 3.0 32.27 35.27 31.67 34.67
SM9/64 --32 SM9/64 --40
SM11/64--32
[2.790] [2.630] 2.948 3.584 3.742 3.658 3.844 3.98 4.138 4.774 2.818 3.424 3.612 3.498 3.684 3.82 4.008 4.614
28.917 [新规格Rp] 29.835 1/16 30.376 1/8 29.752 1/4 30.835 3/8 31.376 1/2 33.376 3/4
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螺丝攻牙钻孔径和滚造径对照表 公 制 粗 螺 纹 规格 M1.0*0.25 M1.1*0.25 M1.2*0.25 M1.4*0.3 M1.6*0.35 M1.7*0.35 M1.8*0.35 M2.0*0.4 M2.2*0.45 M2.3*0.4 M2.5*0.45 M2.6*0.45 M3.0*0.5 M3.5*0.6 M4.0*0.7 M4.5*0.75 标准径 0.75 0.85 0.95 1.1 1.25 1.35 1.45 1.6 1.75 1.9 2.1 2.2 2.5 2.9 3.3 3.8 2级牙钻孔径 最大 0.785 0.885 0.985 1.142 1.321 1.421 1.521 1.679 1.838 1.979 2.138 2.238 2.599 3.01 3.422 3.878 最小 0.729 0.829 0.929 1.075 1.221 1.321 1.421 1.567 1.713 1.867 2.013 2.113 2.459 2.85 3.242 3.688 规格 M5.0*0.8 M6.0*1.0 M7.0*1.0 M8.0*1.25 M9.0*1.25 M10*1.5 M11*1.5 M12*1.75 M14*2.0 M16*2.0 M18*2.5 M20*2.5 M22*2.5 M24*3.0 M27*3.0 M30*3.5 标准径 4.2 5 6 6.8 7.8 8.5 9.5 10.3 12 14 15.5 17.5 19.5 21 24 26.5 2级牙钻孔径 最大 4.334 5.153 6.153 6.912 7.912 8.676 9.676 10.441 12.21 14.21 15.744 17.744 19.744 21.252 24.252 26.771 最小 4.134 4.917 5.917 6.647 7.647 8.376 9.376 10.106 11.835 13.835 15.294 15.294 19.294 20.752 23.752 26.211 规格 （UNF) (螺丝牙外 径） No.080(1.524) No.172(1.854) No.264(2.184) No.356(2.515) No.448(2.845) No.544(3.175) No.640(3.505) No.836(4.166) No.1032(4.826) No.1228(5.846) 2001-4-28 5/16 -24
美制迫牙丝攻钻孔径 规格 No. 2-56UNC No. 3-48 No. 4-40 No. 5-40 No. 6-32 No. 8-32 No.10-24 No.12-24 2001-4-20 5/16 -18 2003-8-16 7/16 -14 2001-2-13 精 度 等 级 G4-G6 2 2.23 2.5 2.83 3.175 3.73 4.24 4.9 _ _ _ _ _ _ _ _ _ _ G7-G8 _ _ _ _ _ _ _ _ _ _ 3.77 4.3 4.96 5.72 7.24 8.74 10.2 11.27 G9 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 8.81 10.3 11.82 规格 No. 2-64UNC No. 3-56 No. 4-48 No. 5-44 No. 6-40 No. 8-36 No.10-32 No.12-28 2001-4-28 5/16 -24 2003-8-24 7/16 -20 2001-2-20 精 度 等 级 G4-G6 1.97 2.27 2.56 2.86 3.16 3.78 4.39 4.99 5.85 7.36 _ _ _ _ _ _ G7-G8 _ _ _ _ _ _ _ _ _ _ _ _ 4.43 5.04 5.9 7.41 9 10.48 12.07 G9 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 10.54 12.13
2.2 2.7 3.2 3.5 4 4.5 5 5.3 5.5 6.3 6.5 7 7.3 7.5 8 8.3 8.8 9 9.3 9.5 10 10.3 10.5 10.8 11 11.5 12.5 13 13.5
2.246 2.721 3.221 3.599 4.099 4.599 5.099 5.378 5.55 6.378 6.55 7.153 7.378 7.52 8.153 8.378 8.912 9.153 9.378 9.52 10.153 10.378 10.676 10.912 11.153 11.52 12.676 13.153 13.676
M2.6*0.45 注：迫牙丝攻之钻孔径，在 有所变动，因此於参考上表
规格 PT 1/16 -28 PT 1/8 -28 PT 1/4 -19 PT 3/8 -19 PT 1/2 -14 PT 3/4 -14 PT 1 -11 PT 1-1/4-11 PT 1-1/2-11 PT 2 -11
英 制 管 螺 纹 钻孔径 规格 PC 1/16 -28 RP 1/8 -28 G 1/4 -19 共 3/8 19 用 1/2 -14 前 3/4 14 用 1 11 PS 1-1/4-11 1-1/2-11 2月11日 标准径 6.5 8.5 11.4 15 18.5 24 30.2 38.8 44.8 56.5 英 制 螺 纹 规格 W1/8 -40 W5/32 -32 W3/16 -24 W1/4 -20 W5/16 -18 W3/8 -16 W7/16 -14 W1/2 -12 W9/16 -12 W5/8 -11 W3/4 -10 W7/8 -9 W1 -8 W1-1/8 -7 W1-1/4 -7 钻孔径 硬材 2.65 3.25 3.75 5.1 6.6 8 9.4 10.7 12.3 13.7 16.7 19.5 22.4 25 28.3 软材 2.6 3.2 3.7 5 6.5 7.9 9.3 10.5 12 13.5 16.5 19.3 22 24.8 28 规格 2BA 3BA 4BA 5BA 6BA 规格 最 大 6.632 8.637 11.549 15.054 18.773 24.259 30.471 39.132 45.025 56.836 最 小 6.49 8.495 11.341 14.846 18.489 23.975 30.111 38.772 44.665 56.476 规格 1/16 -27 2001-8-27 2001-4-18 2003-8-18 2001-2-14 2003-4-14 1 -11-1/2 1-1/4 -111/2 1-1/2 -111/2 2 -11-1/2
20 20.5 21 22 22.5 23 23 23.5 24 24.5 25 25.5 26 26 26.5 27 27 28 28.5 29 30 30.5 30 31 31.5 33.5 33 34 34.5
20.21 20.676 21.153 22.21 22.676 23.153 23.21 23.676 24.153 24.676 25.21 25.676 26.153 26.21 26.676 27.153 27.252 28.21 28.676 29.153 30.21 30.676 31.21 31.21 31.676 33.676 33.252 34.21 34.676
19.835 20.376 20.917 21.835 22.376 22.917 22.835 23.376 23.917 24.376 24.835 25.376 25.917 25.835 26.376 26.917 26.752 27.835 28.376 28.917 29.835 30.376 30.835 30.835 31.376 33.376 32.752 33.835 34.376
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 标准径 0.8 0.9 1 1.2 1.4 1.45 1.6 1.75 1.95 2.05 2.2 2级牙钻孔径 最大 0.821 0.921 1.021 1.221 1.421 1.5 1.621 1Baidu Nhomakorabea785 1.985 2.061 2.221 最小 0.783 0.883 0.983 1.183 1.383 1.46 1.583 1.729 1.929 2.001 2.121 规格 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 标准径 14 14.5 15 15.5 16 16 16.5 17 18 18.5 19 2级牙钻孔径 最大 14.153 14.676 15.153 15.676 16.153 16.21 16.676 17.153 18.21 18.676 19.153 最小 13.917 14.376 14.917 15.376 15.917 15.835 16.376 16.917 17.835 18.376 18.917 规格（UNF) (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.1024(4.826) No.1224(5.486) 2001-4-20
5/16 -18 2003-8-16 7/16 -14
规格（UNF) No.12-32 1/4 -32 5/16 -32 3/8 -32 7/16 -28 2001-2-28
规格 M1.0*0.25 M1.1*0.25 M1.2*0.25 M1.4*0.3 M1.6*0.35 M1.7*0.35 M1.8*0.35 M2.0*0.4 M2.2*0.45 M2.3*0.4 M2.5*0.45
2.186 2.621 3.121 3.459 3.959 4.459 4.959 5.188 5.4 6.188 6.4 6.917 7.188 7.4 7.917 8.188 8.647 8.917 9.188 9.4 9.917 10.188 10.376 10.647 10.917 11.4 12.376 12.917 13.376
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
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 M12*1.0 M12*0.5 M14*1.5 M14*1.0 M15*1.5
美制迫牙丝攻钻孔径 规格 No. 2-56UNC No. 3-48 No. 4-40 No. 5-40 No. 6-32 No. 8-32 No.10-24 No.12-24 2001-4-20 5/16 -18 2003-8-16 7/16 -14 2001-2-13 精 度 等 级 G4-G6 2 2.23 2.5 2.83 3.175 3.73 4.24 4.9 _ _ _ _ _ _ _ _ _ _ G7-G8 _ _ _ _ _ _ _ _ _ _ 3.77 4.3 4.96 5.72 7.24 8.74 10.2 11.27 G9 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 8.81 10.3 11.82 规格 No. 2-64UNC No. 3-56 No. 4-48 No. 5-44 No. 6-40 No. 8-36 No.10-32 No.12-28 2001-4-28 5/16 -24 2003-8-24 7/16 -20 2001-2-20 精 度 等 级 G4-G6 1.97 2.27 2.56 2.86 3.16 3.78 4.39 4.99 5.85 7.36 _ _ _ _ _ _ G7-G8 _ _ _ _ _ _ _ _ _ _ _ _ 4.43 5.04 5.9 7.41 9 10.48 12.07 G9 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 10.54 12.13
2.2 2.7 3.2 3.5 4 4.5 5 5.3 5.5 6.3 6.5 7 7.3 7.5 8 8.3 8.8 9 9.3 9.5 10 10.3 10.5 10.8 11 11.5 12.5 13 13.5
2.246 2.721 3.221 3.599 4.099 4.599 5.099 5.378 5.55 6.378 6.55 7.153 7.378 7.52 8.153 8.378 8.912 9.153 9.378 9.52 10.153 10.378 10.676 10.912 11.153 11.52 12.676 13.153 13.676
M2.6*0.45 注：迫牙丝攻之钻孔径，在 有所变动，因此於参考上表
规格 PT 1/16 -28 PT 1/8 -28 PT 1/4 -19 PT 3/8 -19 PT 1/2 -14 PT 3/4 -14 PT 1 -11 PT 1-1/4-11 PT 1-1/2-11 PT 2 -11
英 制 管 螺 纹 钻孔径 规格 PC 1/16 -28 RP 1/8 -28 G 1/4 -19 共 3/8 19 用 1/2 -14 前 3/4 14 用 1 11 PS 1-1/4-11 1-1/2-11 2月11日 标准径 6.5 8.5 11.4 15 18.5 24 30.2 38.8 44.8 56.5 英 制 螺 纹 规格 W1/8 -40 W5/32 -32 W3/16 -24 W1/4 -20 W5/16 -18 W3/8 -16 W7/16 -14 W1/2 -12 W9/16 -12 W5/8 -11 W3/4 -10 W7/8 -9 W1 -8 W1-1/8 -7 W1-1/4 -7 钻孔径 硬材 2.65 3.25 3.75 5.1 6.6 8 9.4 10.7 12.3 13.7 16.7 19.5 22.4 25 28.3 软材 2.6 3.2 3.7 5 6.5 7.9 9.3 10.5 12 13.5 16.5 19.3 22 24.8 28 规格 2BA 3BA 4BA 5BA 6BA 规格 最 大 6.632 8.637 11.549 15.054 18.773 24.259 30.471 39.132 45.025 56.836 最 小 6.49 8.495 11.341 14.846 18.489 23.975 30.111 38.772 44.665 56.476 规格 1/16 -27 2001-8-27 2001-4-18 2003-8-18 2001-2-14 2003-4-14 1 -11-1/2 1-1/4 -111/2 1-1/2 -111/2 2 -11-1/2
20 20.5 21 22 22.5 23 23 23.5 24 24.5 25 25.5 26 26 26.5 27 27 28 28.5 29 30 30.5 30 31 31.5 33.5 33 34 34.5
20.21 20.676 21.153 22.21 22.676 23.153 23.21 23.676 24.153 24.676 25.21 25.676 26.153 26.21 26.676 27.153 27.252 28.21 28.676 29.153 30.21 30.676 31.21 31.21 31.676 33.676 33.252 34.21 34.676
19.835 20.376 20.917 21.835 22.376 22.917 22.835 23.376 23.917 24.376 24.835 25.376 25.917 25.835 26.376 26.917 26.752 27.835 28.376 28.917 29.835 30.376 30.835 30.835 31.376 33.376 32.752 33.835 34.376
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 标准径 0.8 0.9 1 1.2 1.4 1.45 1.6 1.75 1.95 2.05 2.2 2级牙钻孔径 最大 0.821 0.921 1.021 1.221 1.421 1.5 1.621 1Baidu Nhomakorabea785 1.985 2.061 2.221 最小 0.783 0.883 0.983 1.183 1.383 1.46 1.583 1.729 1.929 2.001 2.121 规格 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 标准径 14 14.5 15 15.5 16 16 16.5 17 18 18.5 19 2级牙钻孔径 最大 14.153 14.676 15.153 15.676 16.153 16.21 16.676 17.153 18.21 18.676 19.153 最小 13.917 14.376 14.917 15.376 15.917 15.835 16.376 16.917 17.835 18.376 18.917 规格（UNF) (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.1024(4.826) No.1224(5.486) 2001-4-20
5/16 -18 2003-8-16 7/16 -14
规格（UNF) No.12-32 1/4 -32 5/16 -32 3/8 -32 7/16 -28 2001-2-28
规格 M1.0*0.25 M1.1*0.25 M1.2*0.25 M1.4*0.3 M1.6*0.35 M1.7*0.35 M1.8*0.35 M2.0*0.4 M2.2*0.45 M2.3*0.4 M2.5*0.45
2.186 2.621 3.121 3.459 3.959 4.459 4.959 5.188 5.4 6.188 6.4 6.917 7.188 7.4 7.917 8.188 8.647 8.917 9.188 9.4 9.917 10.188 10.376 10.647 10.917 11.4 12.376 12.917 13.376
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
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 M12*1.0 M12*0.5 M14*1.5 M14*1.0 M15*1.5