789 Каталог GUHRING 2016 Режущий инструмент для обработки наружной и внутренней резьбы Стр.777

Каталог GUHRING 2016 Режущий инструмент для резьбы Стр. 777 0789 Lab2u

TAPPING SIZE HOLES FOR THREAD CUTTING AND THREAD FORMING Recommended tapping size holes for thread forming Std. ISO metric threads ISO metric fine threads DIN 13 DIN 13 nom. pitch 0 mm tapp. size hole 0 mm tapp. size hole 0 min. max. mm core 0 of int. thread 7H min. max. mm nom. x 0 mm pitch tapp. size hole 0 mm tapp. size hole 0 min. max. mm core 0 of int. thread 7H min. max. mm nom. x pitch tapp. tapp. size 0 size hole 0 hole 0 min. max. mm core 0 of int. thread 7H min. max. mm M1 0.25 0.90 0.89 0.92 0.729 0.819 M 2.5 x 0.35 2.35 2.35 2.38 2.121 2.221 M 17 x 1.50 16.30 16.26 16.38 15.376 15.751 M1.2 0.25 1.10 1.09 1.12 0.929 1.019 M 3 x 0.35 2.85 2.85 2.88 2.621 2.721 M 18 x 1.00 17.55 17.52 17.62 16.917 17.217 M1.4 0.30 1.28 1.27 1.30 1.075 1.181 M 4 x 0.35 3.85 3.85 3.88 3.621 3.721 M 18 x 1.50 17.30 17.26 17.38 16.376 16.751 M1.6 0.35 1.46 1.45 1.48 1.221 1.346 M 4 x 0.50 3.80 3.78 3.83 3.459 3.639 M 18 x 2.00 17.10 17.05 17.20 15.835 16.310 M1.7 0.35 1.56 1.55 1.58 1.321 1.446 M 5 x 0.50 4.80 4.78 4.83 4.459 4.639 M 20 x 1.00 19.55 19.52 19.62 18.917 19.217 M1.8 0.35 1.66 1.65 1.68 1.421 1.546 M 5.5 x 0.50 5.30 5.28 5.33 4.959 5.139 M 20 x 1.50 19.30 19.26 19.38 18.376 19.751 M 2 0.40 1.85 1.84 1.88 1.567 1.679 M 6 x 0.75 5.65 5.62 5.70 5.188 5.424 M 24 x 1.00 23.55 23.52 23.62 22.917 23.217 M 2.2 0.45 2.00 2.01 2.05 1.713 1.838 M 7 x 0.75 6.65 6.62 6.70 6.188 6.424 M 24 x 1.50 23.30 23.26 23.38 22.376 22.751 M 2.5 0.45 2.30 2.28 2.32 2.013 2.138 M 8 x 0.75 7.65 7.62 7.70 7.188 7.424 M 24 x 2.00 23.10 23.05 23.20 21.835 22.310 M 3 0.50 2.80 2.78 2.85 2.459 2.639 M 8 x 1.00 7.55 7.52 7.62 6.917 7.217 M 27 x 1.50 26.30 26.26 26.38 25.376 25.751 M 3.5 0.60 3.25 3.23 3.30 2.850 3.050 M 9 x 0.75 8.65 8.62 8.70 8.188 8.424 M 30 x 1.50 29.30 29.26 29.38 28.376 28.751 M 4 0.70 3.70 3.68 3.76 3.242 3.466 M 9 x 1.00 8.55 8.52 8.62 7.917 8.217 M 33 x 1.50 32.30 32.26 32.38 31.376 31.751 M 4.5 0.75 4.20 M 10 x 0.75 9.65 9.62 9.70 9.188 9.424 M 36 x 1.50 35.30 35.26 35.38 34.376 34.751 M 5 0.80 4.65 4.62 4.71 4.134 4.384 M 10 x 1.00 9.55 9.52 9.62 8.917 9.217 M 39 x 1.50 38.30 38.26 38.38 37.376 37.751 M 6 1.00 5.55 5.52 5.62 4.917 5.217 M 10 x 1.25 9.40 9.36 9.47 8.647 8.982 M 42 x 1.50 41.30 41.26 41.38 42.376 42.751 M 7 1.00 6.55 6.52 6.62 5.917 6.217 M 11 x 0.75 10.65 10.62 10.70 10.188 10.424 M 8 1.25 7.40 7.36 7.47 6.647 6.982 M 11 x 1.00 10.55 10.52 10.62 9.917 10.217 M 9 1.25 8.40 8.36 8.47 7.647 7.982 M 12 x 1.00 11.55 11.52 11.62 10.917 11.217 M 10 1.50 9.30 9.26 9.38 8.376 8.751 M 12 x 1.25 11.40 11.36 11.47 10.647 10.982 M 11 1.50 10.30 10.26 10.38 9.376 9.751 M 12 x 1.50 11.30 11.26 11.38 10.376 10.751 M 12 1.75 11.20 11.15 11.29 10.106 10.531 M 14 x 1.00 13.55 13.52 13.62 12.917 13.217 M 14 2.00 13.10 13.05 13.20 11.835 12.310 M 14 x 1.25 13.40 13.36 13.47 12.647 12.982 M 16 2.00 15.10 15.05 15.20 13.835 14.310 M 14 x 1.50 13.30 13.26 13.38 12.376 12.751 M 18 2.50 16.90 16.83 17.02 15.294 15.854 M 15 x 1.00 14.55 14.52 14.62 13.917 14.217 M 20 2.50 18.90 18.83 19.02 17.294 17.854 M 15 x 1.50 14.30 14.26 14.38 13.376 13.751 M 22 2.50 20.90 20.83 21.02 19.294 19.854 M 16 x 1.00 15.55 15.52 15.62 14.917 15.217 M 24 3.00 22.70 22.62 22.80 20.752 21.382 M 16 x 1.50 15.30 15.26 15.38 14.376 14.751 M 27 3.00 25.70 25.62 25.80 23.752 24.382 M 17 x 1.00 16.55 16.52 16.62 15.917 16.217 M 30 3.50 28.50 28.40 28.60 26.211 26.921 M 2.5 x 0.35 up to M 4 x 0.35 tapping size hole of int. thread 6H M 33 3.50 31.50 31.40 31.60 29.211 29.921 M 36 4.00 34.30 34.17 34.40 31.670 32.420 M 39 4.00 37.30 37.17 37.40 34.670 35.420 M 42 4.50 40.10 39.95 40.20 37.129 37.979 M 2 up to M 2.5 tapping size hole of int. thread 6H Tapping size hole diameter tolerance zone for thread forming (to DIN 13, section 50) Due to the tensile strength it is not necessary to adhere to the tapping size hole diameter tolerance class 6H; tolerance class 7H satisfies the requirement that the flank coverage of external and internal threads should not fall below 0.32 x P. In addition, formed threads generally possess a higher tensile strength in comparison to cut threads thanks to an uninterrupted grain flow and subsequent work hardening. UNC-threads ASME B1.1 nom. 0 pitch per inch tapp. size hole 0 mm tapp. size hole 0 min. max. mm core 0 of int. thread 2B min. max. mm Nr. 1 - 64 1.68 1.67 1.70 1.425 1.580 Nr. 2 - 56 1.98 1.97 2.01 1.694 1.872 Nr. 3 - 48 2.28 2.27 2.32 1.941 2.146 Nr. 4 - 40 2.55 2.54 2.59 2.157 2.385 Nr. 5 - 40 2.90 2.89 2.94 2.487 2.698 Nr. 6 - 32 3.15 3.14 3.19 2.642 2.896 Nr. 8 - 32 3.80 3.78 3.82 3.302 3.531 Nr. 10 - 24 4.35 4.33 4.39 3.683 3.937 Nr. 12 - 24 5.00 4.97 5.03 4.343 4.597 1/4 - 20 5.75 5.72 5.80 4.978 5.258 5/16 - 18 7.30 7.26 7.37 6.401 6.731 3/8 - 16 8.80 8.77 8.88 7.798 8.153 7/16 - 14 10.30 10.27 10.37 9.144 9.550 1/2 - 13 11.80 11.77 11.88 10.592 11.024 9/16 - 12 13.30 13.28 13.39 11.989 12.446 5/8 - 11 14.80 14.78 14.90 13.386 13.868 3/4 - 10 17.90 17.85 17.97 16.307 16.840 7/8 - 9 21.00 20.95 21.10 19.177 19.761 1 -8 24.00 23.95 24.12 21.971 22.606 UNF-threads ASME B1.1 nom. 0 pitch per inch tapp. size hole 0 mm tapp. size hole 0 min. max. mm core 0 of int. thread 2B min. max. mm Nr. 1 - 72 1.70 1.69 1.72 1.473 1.610 Nr. 2 - 64 2.00 1.99 2.03 1.755 1.910 Nr. 3 - 56 2.30 2.29 2.34 2.024 2.197 Nr. 4 - 48 2.60 2.59 2.63 2.271 2.459 Nr. 5 - 44 2.90 2.89 2.93 2.550 2.741 Nr. 6 - 40 3.20 3.19 3.24 2.819 3.023 Nr. 8 - 36 3.85 3.83 3.88 3.404 3.607 Nr. 10 - 32 4.45 3.43 4.49 3.962 4.166 Nr. 12 - 28 5.10 5.07 5.13 4.496 4.724 1/4 - 28 5.95 5.92 5.99 5.359 5.588 5/16 - 24 7.45 7.42 7.50 6.782 7.036 3/8 - 24 9.05 9.02 9.10 8.838 8.636 7/16 - 20 10.55 10.48 10.58 9.728 10.033 1/2 - 20 12.10 12.08 12.18 11.328 11.608 9/16 - 18 13.65 13.61 13.72 12.751 13.081 5/8 - 18 15.25 15.21 15.32 14.351 14.681 3/4 - 16 18.35 15.30 18.41 17.323 17.678 7/8 - 14 21.40 21.35 21.49 20.269 20.650 1 - 12 24.45 24.40 24.54 23.114 23.571 (Whitworth-) pipe thread G DIN EN ISO 228-1 nom. 0 inch pitch per inch tapp. size hole 0 mm tapp. size hole 0 min. max. mm core 0 of int. thread min. max. mm G 1/16 28 7.30 7.28 7.35 6.561 6.843 G 1/s 28 9.30 9.28 9.35 8.566 8.848 G 1/4 19 12.50 12.48 12.55 11.445 11.890 G 3/8 19 16.00 15.98 16.05 14.950 15.395 G 1/2 14 20.00 19.98 20.12 18.631 19.172 G 5/8 14 22.00 21.98 22.12 20.587 21.128 G 3/4 14 25.50 25.48 25.62 24.117 24.658 G 7/8 14 29.25 29.23 29.37 27.877 28.418 G 1 11 32.00 31.98 32.15 30.291 30.931 G 11/4 11 40.75 40.70 40.85 38.952 39.592 GUHRING Technical section