编号 | 公称直径 | N(牙数/英寸) | 质 量(kg) | 或代号 | UNC | UNF | UNFF | UN | UNS | 环 规 | 塞 规 | 925 926 | No.0 | - | 80 | - | | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0.0120 | 0.0006 | No.1 | 64 | 72 | 0.0119 | 0.0007 | No.2 | 56 | 64 | 0.0119 | 0.0007 | No.3 | 48 | 56 | 0.0126 | 0.0007 | No.4 | 40 | 48 | 0.0141 | 0.0008 | No.5 | 44 | 0.0140 | 0.0008 | No.6 | 32 | 40 | 0.0155 | 0.0021 | No.8 | 36 | 0.0153 | 0.0023 | No.10 | 24 | 32 | 28 | 36 | 40 | 48 | 56 | 0.0151 | 0.0024 | No.12 | 28 | 32 | - | 0.0325 | 0.0026 | 1/4 | 20 | 24 | 27 | 0.0322 | 0.0030 | 5/16 | 18 | 24 | 20 | 28 | - | - | 0.0422 | 0.0063 | 3/8 | 16 | 18 | - | 0.0381 | 0.0076 | 0.39 | - | - | - | - | - | - | - | - | 0.0548 | 0.0079 | 7/16 | 14 | 20 | 28 | 16 | 32 | 18 | 24 | - | 36 | 40 | 0.0706 | 0.0142 | 1/2 | 13 | 12 | 14 | 18 | 24 | 27 | 36 | 40 | 0.0770 | 0.0169 | 9/16 | 12 | 18 | 24 | 20 | 28 | - | - | - | 0.0667 | 0.0181 | 5/8 | 11 | 12 | 0.1063 | 0.0331 | 11/16 | - | - | - | - | - | - | 0.0923 | 0.0345 | 3/4 | 10 | 16 | 20 | - | - | 14 | 18 | 24 | 27 | 36 | 40 | 0.1109 | 0.0534 | 13/16 | - | - | 16 | - | - | - | - | - | - | 0.1388 | 0.0525 | 7/8 | 9 | 14 | 10 | 1- | 24 | 27 | 36 | 40 | 0.1759 | 0.0616 | 15/16 | - | - | - | - | - | - | - | - | 0.1240 | 0.0601 | 1 | 8 | 12 | - | 10 | 14 | 18 | 24 | 27 | 36 | 40 | 0.2514 | 0.0710 | 1 1/16 | - | - | 18 | 8 | 12 | 20 | - | - | - | - | - | - | - | - | 0.2558 | 0.0762 | 1 1/8 | 7 | 12 | - | 10 | 14 | 24 | 0.2492 | 0.0818 | 1 3/16 | - | - | 12 | - | - | - | 0.2320 | 0.0854 | 1 1/4 | 7 | 12 | - | 6 | 10 | 14 | 24 | 0.2309 | 0.1334 | 1 5/16 | - | - | 12 | - | - | - | - | 0.3103 | 0.1317 | 1 3/8 | 6 | 12 | - | 10 | 14 | 24 | 0.3406 | 0.1617 | 1 7/16 | - | - | 6 | 12 | - | - | - | 0.2937 | 0.1458 | 1 1/2 | 6 | 12 | - | - | 10 | 14 | 24 | 0.3018 | 0.1533 | 1 9/16 | - | - | 6 | 12 | - | - | - | 0.3109 | 0.1915 | 1 5/8 | 10 | 14 | 24 | 0.4709 | 0.1868 | 1 11/16 | - | - | - | 0.4786 | 0.2167 | 1 3/4 | 5 | - | 10 | 14 | 18 | 0.4670 | 0.2235 | 1 13/16 | - | - | - | - | 0.4549 | 0.2431 | 1 7/8 | 10 | 14 | 18 | 0.4424 | 0.2531 | 1 15/16 | - | - | - | 0.4295 | 0.2689 | 2 | 4.5 | 6 | 8 | 12 | 16 | 20 | 28 | 10 | 14 | 18 | 0.6335 | 0.3031 | 2 1/16 | - | - | - | - | - | - | - | - | - | 16 | 0.5943 | 0.2707 | 2 1/8 | 6 | 8 | 12 | 16 | 20 | - | 0.6289 | 0.3312 | 2 3/16 | - | - | - | - | - | 16 | 0.5673 | 0.2937 | 2 1/4 | 4.5 | 6 | 8 | 12 | 16 | 20 | 10 | 14 | 18 | 0.5991 | 0.3612 | 2 5/16 | - | - | - | - | - | - | - | - | 16 | 0.5386 | 0.3180 | 2 3/8 | 6 | 8 | 12 | 16 | 20 | - | 0.7884 | 0.3928 | 2 7/16 | - | - | - | - | - | 16 | 0.7134 | 0.3964 | 2 1/2 | 4 | 6 | 8 | 12 | 16 | 20 | 10 | 14 | 18 | 0.6723 | 0.4326 | 2 5/8 | - | 4 | - | - | - | 1.0794 | 0.6819 | 2 3/4 | 4 | - | 10 | 14 | 18 | 0.6833 | 0.5510 | 2 7/8 | - | 4 | - | - | - | 1.3653 | 0.7929 | 3 | 4 | - | 10 | 14 | 18 | 1.0476 | 0.7215 | 3 1/8 | - | 4 | - | - | - | - | 1.2445 | 0.9143 | 3 1/4 | 4 | - | 10 | 14 | 18 | 1.3987 | 0.8242 | 3 3/8 | - | 4 | - | - | - | 1.2020 | 0.7618 | 3 1/2 | 4 | - | 10 | 14 | 18 | 1.2847 | 0.9352 | 3 5/8 | - | 4 | - | - | - | 1.4832 | 1.1882 | 3 3/4 | 4 | - | 10 | 14 | 18 | 1.6157 | 0.9094 | 3 7/8 | - | 4 | - | - | - | 2.1032 | 1.3407 | 4 | 4 | - | 10 | 14 | 2.3483 | 1.1824 | 4 1/8 | - | 4 | - | - | 2.5079 | 0.8977 |
订货说明:请按产品编号直径、每寸牙数和系列代号的产品编号及螺纹精度等级订货。我厂可提供1A、2A、3A级的环规和1B、2B、3B级的塞规。 例如:工件外螺纹2 1/4-12UN-2A用环规,标注为:925-2 1/4-12UN-2A 工件内螺纹2 1/4-12UN-2B用塞规,标注为:926-2 1/4-12UN-2B |