RUS Техническая информация НАРЕЗАНИЕ РЕЗЬБЫ МЕТЧИКАМИ A Рекомендуемые диаметры предварительно обработанных отверстий Метчики UNC ASME B1.1 Метрическое исполнение Дюймовое исполнение TDZ TPI PHD PHDX PHDX PHD PHDX PHDX 2B 3B 2B 3B Nr. 1 - 64 1.55 1.582 1.582 .0610 .0623 .0623 Nr. 2 - 56 1.85 1.872 1.872 .0728 .0737 .0737 Nr. 3 - 48 2.10 2.146 2.146 .0827 .0845 .0845 Nr. 4 - 40 2.35 2.385 2.385 .0925 .0939 .0939 Nr. 5 - 40 2.65 2.697 2.697 .1043 .1062 .1062 Nr. 6 - 32 2.85 2.896 2.896 .1122 .1140 .1140 B Nr. 8 - 32 3.50 3.531 3.528 .1378 .1390 .1389 Nr. 10 - 24 3.90 3.962 3.950 .1535 .1560 .1555 Nr. 12 - 24 4.50 4.597 4.590 .1772 .1810 .1807 1/4 - 20 5.10 5.268 5.250 .2008 .2074 .2067 5/16 - 18 6.60 6.734 6.680 .2598 .2651 .2630 3/8 - 16 8.00 8.164 8.082 .3150 .3214 .3182 7/16 - 14 9.40 9.550 9.441 .3701 .3760 .3717 1/2 - 13 10.80 11.013 10.881 .4252 .4336 .4284 9/16 - 12 12.20 12.456 12.301 .4803 .4904 .4843 5/8 - 11 13.50 13.868 13.693 .5315 .5460 .5391 3/4 - 10 16.50 16.833 16.324 .6496 .6627 .6427 7/8 - 9 19.50 19.748 19.520 .7677 .7775 .7685 1 - 8 22.25 22.598 22.344 .8760 .8897 .8797 1 1/8 - 7 25.00 25.349 25.082 .9843 .9980 .9875 1 1/4 - 7 28.00 28.524 28.258 1.1024 1.1230 1.1125 1 3/8 - 6 30.75 31.120 30.851 1.2106 1.2252 1.2146 1 1/2 - 6 34.00 34.295 34.026 1.3386 1.3502 1.3396 1 3/4 - 5 39.50 39.814 39.560 1.5551 1.5675 1.5575 2 - 4.5 45.00 45.598 45.367 1.7717 1.7952 1.7861 C UNF ASME B1.1 Метрическое исполнение Дюймовое исполнение TDZ TPI PHD PHDX PHDX PHD PHDX PHDX 2B 3B 2B 3B Nr.1 - 72 1.55 1.613 1.613 .0610 .0635 .0635 Nr.2 - 64 1.85 1.913 1.913 .0728 .0753 .0753 Nr.3 - 56 2.15 2.197 2.197 .0846 .0865 .0865 Nr.4 - 48 2.40 2.459 2.459 .0945 .0968 .0968 Nr.5 - 44 2.70 2.741 2.741 .1063 .1079 .1079 Nr.6 - 40 2.95 3.023 3.012 .1161 .1190 .1186 Nr.8 - 36 3.50 3.607 3.597 .1378 .1420 .1416 Nr. 10 - 32 4.10 4.166 4.168 .1614 .1640 .1641 Nr. 12 - 28 4.60 4.724 4.717 .1811 .1860 .1857 1/4 - 28 5.50 5.580 5.563 .2165 .2197 .2190 5/16 - 24 6.90 7.038 6.995 .2717 .2771 .2754 3/8 - 24 8.50 8.626 8.565 .3346 .3396 .3372 7/16 - 20 9.90 10.030 9.947 .3898 .3949 .3916 1/2 - 20 11.50 11.618 11.524 .4528 .4574 .45379/16-1812.9013.08412.969.5079.5151.5106D 5/8 - 18 14.50 14.671 14.554 .5709 .5776 .5730 3/4 - 16 17.50 17.689 17.546 .6890 .6964 .6908 7/8 - 14 20.40 20.663 20.493 .8031 .8135 .8068 1 - 12 23.25 23.569 23.363 .9154 .9279 .9198 1 1/8 - 12 26.50 26.744 26.538 1.0433 1.0529 1.0448 1 1/4 - 12 29.50 29.919 29.713 1.1614 1.1779 1.1698 1 3/8 - 12 32.75 33.094 32.888 1.2894 1.3029 1.2948 1 1/2 - 12 36.00 36.269 36.063 1.4173 1.4279 1.4198 E E9 НАРЕЗАНИЕ РЕЗЬБЫ МЕТЧИКАМИ Техническая информация C 159