60(60.3) ● ● ● ● ● ●
64(63.5) ● ● ● ● ● ●
68 ● ● ● ● ● ● ● ●
70 ● ● ● ● ● ● ● ●
73 ● ● ● ● ● ● ● ●
76(76.1) ● ● ● ● ● ● ● ●
83(82.5) ● ● ● ● ● ● ● ● ●
89(88.9) ● ● ● ● ● ● ● ● ●
95 ● ● ● ● ● ● ● ● ●
102(101.6) ● ● ● ● ● ● ● ● ●
108 ● ● ● ● ● ● ● ● ●
114(114.3) ● ● ● ● ● ● ● ● ●
127 ● ● ● ● ● ● ● ● ●
133 ● ● ● ● ● ● ● ● ●
140(139.7) ● ● ● ● ● ● ● ● ● ● ●
146 ● ● ● ● ● ● ● ● ● ● ●
152 ● ● ● ● ● ● ● ● ● ● ●
159 ● ● ● ● ● ● ● ● ● ● ●
168(168.3) ● ● ● ● ● ● ● ● ● ● ● ● ●
180 ● ● ● ● ● ● ● ● ● ● ● ● ●
194 ● ● ● ● ● ● ● ● ● ● ● ● ●
219(219.1) ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
245 ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
273 ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
325(323.9) ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
351 ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
356(355.6) ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
377 ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
406(406.4) ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
426 ● ● ● ● ● ● ● ● ● ● ● ● ● ●
(2)允许偏差
标准化外径允许偏差
偏差等级 标准化外径允许偏差
D1 ±1.5％,最小±0.75mm
D2 ±1.0％,最小±0.50mm
D3 ±0.75％,最小±0.30mm
D4 ±0.50
