英制惠氏螺纹(BSW/BSF)系列螺纹丝套规格、型式尺寸及安装参数表
规格 公称直径 螺距 公称长度 钻孔深度 攻丝深度 钻孔直径(mm)
L1(mm) L2(mm) 切削丝锥  ST挤压丝锥
d(mm) p(mm) xd L(mm) min min min   max min max
1/8-40 B.S.W. 3.175 0.635 0.5d 1.59 4.45 2.86 3.30 3.36 3.66 3.73
3.175 0.635 0.75d 2.38 5.24 3.65 3.30 3.36 3.66 3.73
3.175 0.635 1d 3.18 6.03 4.45 3.30 3.36 3.66 3.73
3.175 0.635 1.5d 4.76 7.62 6.03 3.30 3.36 3.66 3.73
3.175 0.635 2d 6.35 9.21 7.62 3.30 3.36 3.66 3.73
3.175 0.635 2.5d 7.94 10.80 9.21 3.30 3.36 3.66 3.73
3.175 0.635 3d 9.53 12.38 10.80 3.30 3.36 3.66 3.73
3.175 0.635 3.5d 11.11 13.97 12.38 3.30 3.36 3.66 3.73
3.175 0.635 4d 12.70 15.56 13.97 3.30 3.36 3.66 3.73
3/16-24 B.S.W. 4.762 1.058 0.5d 2.38 7.14 4.50 4.97 5.08 5.58 5.68
4.762 1.058 0.75d 3.57 8.33 5.69 4.97 5.08 5.58 5.68
4.762 1.058 1d 4.76 9.52 6.88 4.97 5.08 5.58 5.68
4.762 1.058 1.5d 7.14 11.90 9.26 4.97 5.08 5.58 5.68
4.762 1.058 2d 9.52 14.29 11.64 4.97 5.08 5.58 5.68
4.762 1.058 2.5d 11.91 16.67 14.02 4.97 5.08 5.58 5.68
4.762 1.058 3d 14.29 19.05 16.40 4.97 5.08 5.58 5.68
4.762 1.058 3.5d 16.67 21.43 18.78 4.97 5.08 5.58 5.68
4.762 1.058 4d 19.05 23.81 21.16 4.97 5.08 5.58 5.68
3/16-32 B.S.F. 4.776 1.059 0.5d 2.39 7.15 4.51 4.99 5.09 5.59 5.70
4.776 1.059 0.75d 3.58 8.35 5.70 4.99 5.09 5.59 5.70
4.776 1.059 1d 4.78 9.54 6.89 4.99 5.09 5.59 5.70
4.776 1.059 1.5d 7.16 11.93 9.28 4.99 5.09 5.59 5.70
4.776 1.059 2d 9.55 14.32 11.67 4.99 5.09 5.59 5.70
4.776 1.059 2.5d 11.94 16.71 14.06 4.99 5.09 5.59 5.70
4.776 1.059 3d 14.33 19.09 16.45 4.99 5.09 5.59 5.70
4.776 1.059 3.5d 16.72 21.48 18.83 4.99 5.09 5.59 5.70
4.776 1.059 4d 19.10 23.87 21.22 4.99 5.09 5.59 5.70
7/32-28 B.S.F. 5.556 0.907 0.5d 2.78 6.86 4.59 5.74 5.83 6.25 6.34
5.556 0.907 0.75d 4.17 8.25 5.98 5.74 5.83 6.25 6.34
5.556 0.907 1d 5.56 9.64 7.37 5.74 5.83 6.25 6.34
5.556 0.907 1.5d 8.33 12.42 10.15 5.74 5.83 6.25 6.34
5.556 0.907 2d 11.11 15.19 12.93 5.74 5.83 6.25 6.34
5.556 0.907 2.5d 13.89 17.97 15.70 5.74 5.83 6.25 6.34
5.556 0.907 3d 16.67 20.75 18.48 5.74 5.83 6.25 6.34
5.556 0.907 3.5d 19.45 23.53 21.26 5.74 5.83 6.25 6.34
5.556 0.907 4d 22.23 26.31 24.04 5.74 5.83 6.25 6.34
1/4-20 B.S.W. 6.350 1.270 0.5d 3.18 8.89 5.72 6.60 6.73 7.33 7.45
6.350 1.270 0.75d 4.76 10.48 7.30 6.60 6.73 7.33 7.45
6.350 1.270 1d 6.35 12.07 8.89 6.60 6.73 7.33 7.45
6.350 1.270 1.5d 9.53 15.24 12.07 6.60 6.73 7.33 7.45
6.350 1.270 2d 12.70 18.42 15.24 6.60 6.73 7.33 7.45
6.350 1.270 2.5d 15.88 21.59 18.42 6.60 6.73 7.33 7.45
6.350 1.270 3d 19.05 24.77 21.59 6.60 6.73 7.33 7.45
6.350 1.270 3.5d 22.23 27.94 24.77 6.60 6.73 7.33 7.45
6.350 1.270 4d 25.40 31.12 27.94 6.60 6.73 7.33 7.45
1/4-26 B.S.F. 6.350 1.024 0.5d 3.18 7.78 5.22 6.55 6.66 7.14 7.24
6.350 1.024 0.75d 4.76 9.37 6.81 6.55 6.66 7.14 7.24
6.350 1.024 1d 6.35 10.96 8.40 6.55 6.66 7.14 7.24
6.350 1.024 1.5d 9.53 14.13 11.57 6.55 6.66 7.14 7.24
6.350 1.024 2d 12.70 17.31 14.75 6.55 6.66 7.14 7.24
6.350 1.024 2.5d 15.88 20.48 17.92 6.55 6.66 7.14 7.24
6.350 1.024 3d 19.05 23.66 21.10 6.55 6.66 7.14 7.24
6.350 1.024 3.5d 22.23 26.83 24.27 6.55 6.66 7.14 7.24
6.350 1.024 4d 25.40 30.01 27.45 6.55 6.66 7.14 7.24
9/32-26 B.S.F. 7.144 1.024 0.5d 3.57 8.18 5.62 7.35 7.45 7.93 8.03
7.144 1.024 0.75d 5.36 9.96 7.41 7.35 7.45 7.93 8.03
7.144 1.024 1d 7.14 11.75 9.19 7.35 7.45 7.93 8.03
7.144 1.024 1.5d 10.72 15.32 12.76 7.35 7.45 7.93 8.03
7.144 1.024 2d 14.29 18.89 16.33 7.35 7.45 7.93 8.03
7.144 1.024 2.5d 17.86 22.47 19.91 7.35 7.45 7.93 8.03
7.144 1.024 3d 21.43 26.04 23.48 7.35 7.45 7.93 8.03
7.144 1.024 3.5d 25.00 29.61 27.05 7.35 7.45 7.93 8.03
7.144 1.024 4d 28.58 33.18 30.62 7.35 7.45 7.93 8.03
5/16-18 B.S.W. 7.938 1.411 0.5d 3.97 10.32 6.79 8.22 8.36 9.02 9.16
7.938 1.411 0.75d 5.95 12.30 8.78 8.22 8.36 9.02 9.16
7.938 1.411 1d 7.94 14.29 10.76 8.22 8.36 9.02 9.16
7.938 1.411 1.5d 11.91 18.26 14.73 8.22 8.36 9.02 9.16
7.938 1.411 2d 15.88 22.23 18.70 8.22 8.36 9.02 9.16
7.938 1.411 2.5d 19.85 26.19 22.67 8.22 8.36 9.02 9.16
7.938 1.411 3d 23.81 30.16 26.64 8.22 8.36 9.02 9.16
7.938 1.411 3.5d 27.78 34.13 30.61 8.22 8.36 9.02 9.16
7.938 1.411 4d 31.75 38.10 34.57 8.22 8.36 9.02 9.16
5/16-22 B.S.F. 7.938 1.155 0.5d 3.97 9.16 6.28 8.17 8.28 8.83 8.94
7.938 1.155 0.75d 5.95 11.15 8.26 8.17 8.28 8.83 8.94
7.938 1.155 1d 7.94 13.13 10.25 8.17 8.28 8.83 8.94
7.938 1.155 1.5d 11.91 17.10 14.22 8.17 8.28 8.83 8.94
7.938 1.155 2d 15.88 21.07 18.18 8.17 8.28 8.83 8.94
7.938 1.155 2.5d 19.84 25.04 22.15 8.17 8.28 8.83 8.94
7.938 1.155 3d 23.81 29.01 26.12 8.17 8.28 8.83 8.94
7.938 1.155 3.5d 27.78 32.98 30.09 8.17 8.28 8.83 8.94
7.938 1.155 4d 31.75 36.95 34.06 8.17 8.28 8.83 8.94
3/8-16 B.S.W. 9.525 1.588 0.5d 4.76 11.91 7.94 9.84 10.00 10.75 10.90
9.525 1.588 0.75d 7.14 14.29 10.32 9.84 10.00 10.75 10.90
9.525 1.588 1d 9.53 16.67 12.70 9.84 10.00 10.75 10.90
9.525 1.588 1.5d 14.29 21.43 17.46 9.84 10.00 10.75 10.90
9.525 1.588 2d 19.05 26.20 22.23 9.84 10.00 10.75 10.90
9.525 1.588 2.5d 23.81 30.96 26.99 9.84 10.00 10.75 10.90
9.525 1.588 3d 28.58 35.72 31.75 9.84 10.00 10.75 10.90
9.525 1.588 3.5d 33.34 40.48 36.51 9.84 10.00 10.75 10.90
9.525 1.588 4d 38.10 45.25 41.28 9.84 10.00 10.75 10.90
3/8-20 B.S.F. 9.525 1.270 0.5d 4.76 10.48 7.30 9.78 9.90 10.50 10.63
9.525 1.270 0.75d 7.14 12.86 9.68 9.78 9.90 10.50 10.63
9.525 1.270 1d 9.53 15.24 12.07 9.78 9.90 10.50 10.63
9.525 1.270 1.5d 14.29 20.00 16.83 9.78 9.90 10.50 10.63
9.525 1.270 2d 19.05 24.77 21.59 9.78 9.90 10.50 10.63
9.525 1.270 2.5d 23.81 29.53 26.35 9.78 9.90 10.50 10.63
9.525 1.270 3d 28.58 34.29 31.12 9.78 9.90 10.50 10.63
9.525 1.270 3.5d 33.34 39.05 35.88 9.78 9.90 10.50 10.63
9.525 1.270 4d 38.10 43.82 40.64 9.78 9.90 10.50 10.63
7/16-14 B.S.W. 11.112 1.814 0.5d 5.56 13.72 9.18 11.47 11.65 12.51 12.69
11.112 1.814 0.75d 8.33 16.50 11.96 11.47 11.65 12.51 12.69
11.112 1.814 1d 11.11 19.28 14.74 11.47 11.65 12.51 12.69
11.112 1.814 1.5d 16.67 24.83 20.30 11.47 11.65 12.51 12.69
11.112 1.814 2d 22.22 30.39 25.85 11.47 11.65 12.51 12.69
11.112 1.814 2.5d 27.78 35.94 31.41 11.47 11.65 12.51 12.69
11.112 1.814 3d 33.34 41.50 36.96 11.47 11.65 12.51 12.69
11.112 1.814 3.5d 38.89 47.06 42.52 11.47 11.65 12.51 12.69
11.112 1.814 4d 44.45 52.61 48.08 11.47 11.65 12.51 12.69
7/16-18 B.S.F. 11.113 1.411 0.5d 5.56 11.91 8.38 11.39 11.53 12.20 12.34
11.113 1.411 0.75d 8.33 14.68 11.16 11.39 11.53 12.20 12.34
11.113 1.411 1d 11.11 17.46 13.93 11.39 11.53 12.20 12.34
11.113 1.411 1.5d 16.67 23.02 19.49 11.39 11.53 12.20 12.34
11.113 1.411 2d 22.23 28.58 25.05 11.39 11.53 12.20 12.34
11.113 1.411 2.5d 27.78 34.13 30.60 11.39 11.53 12.20 12.34
11.113 1.411 3d 33.34 39.69 36.16 11.39 11.53 12.20 12.34
11.113 1.411 3.5d 38.89 45.24 41.72 11.39 11.53 12.20 12.34
11.113 1.411 4d 44.45 50.80 47.27 11.39 11.53 12.20 12.34
1/2-12 B.S.W. 12.700 2.117 0.5d 6.35 15.88 10.58 13.12 13.33 14.33 14.54
12.700 2.117 0.75d 9.53 19.05 13.76 13.12 13.33 14.33 14.54
12.700 2.117 1d 12.70 22.23 16.93 13.12 13.33 14.33 14.54
12.700 2.117 1.5d 19.05 28.58 23.28 13.12 13.33 14.33 14.54
12.700 2.117 2d 25.40 34.93 29.63 13.12 13.33 14.33 14.54
12.700 2.117 2.5d 31.75 41.28 35.98 13.12 13.33 14.33 14.54
12.700 2.117 3d 38.10 47.63 42.33 13.12 13.33 14.33 14.54
12.700 2.117 3.5d 44.45 53.98 48.68 13.12 13.33 14.33 14.54
12.700 2.117 4d 50.80 60.33 55.03 13.12 13.33 14.33 14.54
1/2-16 B.S.F. 12.700 1.588 0.5d 6.35 13.49 9.53 13.02 13.17 13.92 14.08
12.700 1.588 0.75d 9.53 16.67 12.70 13.02 13.17 13.92 14.08
12.700 1.588 1d 12.70 19.84 15.88 13.02 13.17 13.92 14.08
12.700 1.588 1.5d 19.05 26.19 22.23 13.02 13.17 13.92 14.08
12.700 1.588 2d 25.40 32.54 28.58 13.02 13.17 13.92 14.08
12.700 1.588 2.5d 31.75 38.89 34.93 13.02 13.17 13.92 14.08
12.700 1.588 3d 38.10 45.24 41.28 13.02 13.17 13.92 14.08
12.700 1.588 3.5d 44.45 51.59 47.63 13.02 13.17 13.92 14.08
12.700 1.588 4d 50.80 57.94 53.98 13.02 13.17 13.92 14.08
9/16-12 B.S.W. 14.288 2.117 0.5d 7.14 16.67 11.38 14.71 14.92 15.92 16.13
14.288 2.117 0.75d 10.72 20.24 14.95 14.71 14.92 15.92 16.13
14.288 2.117 1d 14.29 23.81 18.52 14.71 14.92 15.92 16.13
14.288 2.117 1.5d 21.43 30.96 25.67 14.71 14.92 15.92 16.13
14.288 2.117 2d 28.58 38.10 32.81 14.71 14.92 15.92 16.13
14.288 2.117 2.5d 35.72 45.25 39.95 14.71 14.92 15.92 16.13
14.288 2.117 3d 42.86 52.39 47.10 14.71 14.92 15.92 16.13
14.288 2.117 3.5d 50.01 59.53 54.24 14.71 14.92 15.92 16.13
14.288 2.117 4d 57.15 66.68 61.39 14.71 14.92 15.92 16.13
9/16-16 B.S.F. 14.288 1.588 0.5d 7.14 14.29 10.32 14.60 14.76 15.51 15.67
14.288 1.588 0.75d 10.72 17.86 13.89 14.60 14.76 15.51 15.67
14.288 1.588 1d 14.29 21.43 17.46 14.60 14.76 15.51 15.67
14.288 1.588 1.5d 21.43 28.58 24.61 14.60 14.76 15.51 15.67
14.288 1.588 2d 28.58 35.72 31.75 14.60 14.76 15.51 15.67
14.288 1.588 2.5d 35.72 42.86 38.90 14.60 14.76 15.51 15.67
14.288 1.588 3d 42.86 50.01 46.04 14.60 14.76 15.51 15.67
14.288 1.588 3.5d 50.01 57.15 53.18 14.60 14.76 15.51 15.67
14.288 1.588 4d 57.15 64.30 60.33 14.60 14.76 15.51 15.67
5/8-11 B.S.W. 15.875 2.309 0.5d 7.94 18.33 12.56 16.33 16.57 17.65 17.88
15.875 2.309 0.75d 11.91 22.30 16.52 16.33 16.57 17.65 17.88
15.875 2.309 1d 15.88 26.27 20.49 16.33 16.57 17.65 17.88
15.875 2.309 1.5d 23.81 34.20 28.43 16.33 16.57 17.65 17.88
15.875 2.309 2d 31.75 42.14 36.37 16.33 16.57 17.65 17.88
15.875 2.309 2.5d 39.69 50.08 44.31 16.33 16.57 17.65 17.88
15.875 2.309 3d 47.63 58.02 52.24 16.33 16.57 17.65 17.88
15.875 2.309 3.5d 55.56 65.95 60.18 16.33 16.57 17.65 17.88
15.875 2.309 4d 63.50 73.89 68.12 16.33 16.57 17.65 17.88
5/8-14 B.S.F. 15.875 1.814 0.5d 7.94 16.10 11.57 16.24 16.42 17.27 17.45
15.875 1.814 0.75d 11.91 20.07 15.53 16.24 16.42 17.27 17.45
15.875 1.814 1d 15.88 24.04 19.50 16.24 16.42 17.27 17.45
15.875 1.814 1.5d 23.81 31.98 27.44 16.24 16.42 17.27 17.45
15.875 1.814 2d 31.75 39.91 35.38 16.24 16.42 17.27 17.45
15.875 1.814 2.5d 39.69 47.85 43.32 16.24 16.42 17.27 17.45
15.875 1.814 3d 47.63 55.79 51.25 16.24 16.42 17.27 17.45
15.875 1.814 3.5d 55.56 63.73 59.19 16.24 16.42 17.27 17.45
15.875 1.814 4d 63.50 71.66 67.13 16.24 16.42 17.27 17.45
11/16-11 B.S.W. 17.463 2.309 0.5d 8.73 19.12 13.35 17.92 18.15 19.24 19.47
17.463 2.309 0.75d 13.10 23.49 17.72 17.92 18.15 19.24 19.47
17.463 2.309 1d 17.46 27.85 22.08 17.92 18.15 19.24 19.47
17.463 2.309 1.5d 26.19 36.58 30.81 17.92 18.15 19.24 19.47
17.463 2.309 2d 34.93 45.32 39.54 17.92 18.15 19.24 19.47
17.463 2.309 2.5d 43.66 54.05 48.27 17.92 18.15 19.24 19.47
17.463 2.309 3d 52.39 62.78 57.01 17.92 18.15 19.24 19.47
17.463 2.309 3.5d 61.12 71.51 65.74 17.92 18.15 19.24 19.47
17.463 2.309 4d 69.85 80.24 74.47 17.92 18.15 19.24 19.47
11/16-14 B.S.F. 17.463 1.814 0.5d 8.73 16.90 12.36 17.82 18.00 18.86 19.04
17.463 1.814 0.75d