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ISO 1478 - 1999 Tapping Screws Thread

螺纹
ST 1.5 ST 1.9 ST 2.2 ST 2.6 ST 2.9 ST 3.3 ST 3.5 ST 3.9 ST 4.2 ST 4.8 ST 5.5 ST 6.3 ST 8 ST 9.5
螺距
d1 / 最大值
d1 / 最小值
d2 / 最大值
d2 / 最小值
d3 / 最大值
d3 / 最小值
c / 最大值
r ≈
y / Type C
y / Type F
y / Type R
编号
0.50 0.60 0.80 0.90 1.10 1.30 1.30 1.30 1.40 1.60 1.80 1.80 2.10 2.10
1.52 1.90 2.24 2.57 2.90 3.30 3.53 3.91 4.22 4.8 5.46 6.25 8 9.65
1.38 1.76 2.10 2.43 2.76 3.12 3.35 3.73 4.04 4.62 5.28 6.03 7.78 9.43
0.91 1.24 1.63 1.90 2.18 2.39 2.64 2.92 3.1 3.58 4.17 4.88 6.2 7.85
0.84 1.17 1.52 1.80 2.08 2.29 2.51 2.77 2.95 3.43 3.99 4.7 5.99 7.59
0.79 1.12 1.47 1.73 2.01 2.21 2.41 2.67 2.84 3.3 3.86 4.55 5.84 7.44
0.69 1.02 1.37 1.60 1.88 2.08 2.26 2.51 2.69 3.12 3.68 4.34 5.64 7.24
0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.1 0.1 0.15 0.15 0.15 0.15 0.15
- - - - - - 0.50 0.6 0.6 0.7 0.8 0.9 1.1 1.4
1.40 1.60 2.00 2.30 2.60 3.00 3.20 3.5 3.7 4.3 5 6 7.5 8
1.10 1.20 1.60 1.80 2.10 2.50 2.50 2.7 2.8 3.2 3.6 3.6 4.2 4.2
- - - - - - 2.70 3 3.2 3.6 4.3 5 6.3 -
0 1 2 3 4 5 6 7 8 10 12 14 16 20

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