公 制 | 英 制 | 英 制 | 直 径? | 四角□ | | | W1/8 | 4 | 3.22 | | | W5/32 | 5 | 4 | | | W3/16 | 5.5 | 4.5 | | U1/4 | W1/4 | 6 | 4.5 | | U5/16 | W5/16 | 6.1 | 5 | | | | 6.2 | 5 | | U3/8 | W3/8 | 7 | 5.5 | | U7/16 | W7/16 | 8 | 6 | | | | 8.5 | 6.5 | | U1/2 | W1/2 | 9 | 7 | | U9/16 | W9/16 | 10.5 | 8 | | U5/8 | W5/8 | 12 | 9 | | | | 12.5 | 10 | | | | 13 | 10 | | U3/4 | W3/4 | 14 | 11 | | | | 15 | 12 | | U7/8 | W7/8 | 17 | 13 | | | | 19 | 15 | | U1 | W1 | 20 | 15 | | | | 21 | 17 | | U1-1/8 | W1-1/8 | 22 | 17 | | | | 23 | 17 | | U1-1/4 | W1-1/4 | 24 | 19 | | | | 25 | 19 | | U1-3/8 | W1-3/8 | 26 | 21 | | | | 28 | 21 | | U1-1/2 | W1-1/2 | 30 | 23 | | | W1-5/8 | 32 | 26 | | U1-3/4 | W1-3/4 | 35 | 26 | | | W1-7/8 | 38 | 29 |
| PT | PS | PF | 直径? | 四角□ | 1/8 | 1/8 | 1/8 | 8 | 6 | 1/4 | 1/4 | 1/4 | 11 | 9 | 3/8 | 3/8 | 3/8 | 14 | 11 | 1/2 | 1/2 | 1/2 | 18 | 14 | | | 5/8 | 19 | 15 | 3/4 | | 3/4 | 23 | 17 | | | 7/8 | 24 | 19 | 1 | 1 | 1 | 26 | 21 | | 1-1/8 | 1-1/8 | 28 | 21 | 1-1/4 | 1-1/4 | 1-1/4 | 32 | 26 | 1-3/8 | 1-3/8 | 1-3/8 | 35 | 26 | 1-1/2 | 1-1/2 | 1-1/2 | 38 | 29 |
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