欧阳化创编 2021..02.12
M米制粗牙螺纹基本牙型与尺寸和公差带
时间：创作2021.02.12 人：欧阳化 代号（大径） d = D M3 M3.5 M4 M5 M6 M7 M8 M10 M12 M14 M16 M18 M20 M22 螺 距 P螺纹中径 d2 = D2 外螺纹小径 d1 内螺纹小径 D1 外 螺 纹 全 齿 高 H2螺纹中径尺寸 （6H公差带级别） 配合齿高 H1丝锥螺纹中径 (H2公差带级别为例) min max min max 0.5 0.6 0.7 0.8 1.0 1.0 1.25 1.5 1.75 2.0 2.0 2.5 2.5 2.5 2.672 3.110 3.545 4.480 5.350 6.350 7.188 9.026 10.863 12.701 14.701 16.373 18.376 20.376 2.387 2.764 3.141 4.019 4.773 5.773 6.466 8.160 9.853 11.546 13.546 14.933 16.933 18.933 2.459 2.850 3.242 4.134 4.937 5.937 6.647 8.376 10.106 11.835 13.835 15.294 17.294 19.294 0.307 0.368 0.429 0.491 0.613 0.613 0.767 0.920 1.074 1.227 1.227 1.534 1.534 1.534 0.271 0.325 0.379 0.433 0.541 0.541 0.677 0.812 0.947 1.083 1.083 1.353 1.353 1.353 2.675 3.110 3.545 4.480 5.350 6.350 7.188 9.026 10.863 12.701 14.701 16.376 18.376 20.376 2.775 3.222 3.663 4.605 5.500 6.500 7.348 9.206 2.699 3.137 3.574 4.510 5.385 6.385 7.226 9.068 2.714 3.155 3.593 5.530 5.408 6.408 7.251 9.096 10.943 12.786 14.786 16.466 18.466 20.466 11.063 10.911 12.913 12.752 14.913 14.752 16.600 16.430 18.600 18.430 20.600 20.430 MF米制细牙螺纹基本牙型与尺寸和公差带
代号（大径） d = D M3 M3.5 螺 距 P0.35 0.35 螺纹中径 d2 =D2 2.773 2.273 外螺纹小径 d1 2.571 3.071 内螺纹小径 D12.621 3.121 外 螺 纹 全 齿 高 配合齿高 H10.189 0.189 螺纹中径尺寸 （6H公差带级别） min 2.773 3.273 max 2.863 3.363 丝锥螺纹中径 (H2公差带级别为例) min 2.794 3.294 max 2.809 3.309 H20.215 0.215 欧阳化创编 2021..02.12
欧阳化创编 2021..02.12
M4 M5 M6 M8 M10 M10 M12 M12 M14 M16 M18 M18 M20 M20 M22 M22 0.5 0.5 0.75 1.0 1.0 1.25 1.25 1.5 1.5 1.5 1.5 2.0 1.5 2.0 1.5 2.0 3.675 4.675 5.513 7.350 9.350 9.188 11.188 11.026 13.026 15.026 17.026 16.701 19.026 18.701 21.026 20.701 3.387 4.387 5.080 6.773 8.773 8.466 10.466 10.160 12.160 14.160 16.160 15.546 18.160 17.546 20.160 19.546 3.459 4.459 5.188 6.917 8.917 8.647 10.647 10.376 12.376 14.376 16.376 15.835 18.376 17.835 20.376 19.835 0.307 0.307 0.460 0.613 0.613 0.767 0.767 0.920 0.920 0.920 0.920 1.227 0.920 1.227 0.920 1.227 0.271 0.271 0.406 0.541 0.541 0.677 0.677 0.812 0.812 0.812 0.812 1.083 0.812 1.083 0.812 1.083 3.675 4.675 5.513 7.350 9.350 9.188 11.188 11.026 13.026 15.026 17.026 16.701 19.026 18.701 21.026 20.701 3.775 4.775 5.645 7.500 9.500 9.348 11.368 11.216 13.216 15.216 17.216 16.913 19.216 18.913 21.216 20.913 3.699 4.699 5.545 7.385 9.385 9.226 11.226 11.068 13.068 15.068 17.068 16.752 19.068 18.752 21.068 20.752 3.714 4.714 5.566 7.408 9.408 9.251 11.251 11.096 13.096 15.096 17.096 16.786 19.096 18.786 21.096 20.786 UNC统一粗牙螺纹基本牙型与尺寸和公差带
代 号 （螺纹直径—25.4m内牙 数）NO.5—40 NO.6—32 NO.8—32 NO.10—24 NO.12—24 UNC1/4\UNC5/16\UNC3/8\UNC7/16\UNC1/2\UNC9/16\UNC5/8\螺 距 P0.635 0.794 0.794 1.058 1.058 1.270 1.411 1.588 1.814 1.954 2.117 2.309 螺纹大径 螺纹中径 d =D d2=D2 3.175 3.505 4.166 4.826 5.486 6.350 7.938 9.525 11.112 12.700 14.288 15.875 2.746 内螺纹小径 D12.487 2.647 3.307 3.680 4.341 4.976 6.411 7.805 9.149 10.584 11.996 13.376 螺纹中径尺寸 外螺纹小径 2B 3B 2B3B d1 min max max 2.395 2.532 3.193 3.528 4.188 4.793 6.205 7.577 8.887 10.302 11.692 13.043 2.764 2.990 3.650 4.138 4.798 5.524 7.021 8.494 9.934 2.847 3.084 3.746 4.247 4.910 5.646 7.155 8.639 2.827 3.058 3.721 4.219 4.882 5.616 7.120 8.603 丝锥螺纹中径 min 2.776 3.105 3.675 4.963 4.823 5.575 7.071 8.545 9.985 max 2.789 3.028 3.688 4.176 4.836 5.588 7.084 8.557 9.997 2.9903.650 4.138 4.798 5.524 7.021 8.494 9.934 11.430 12.913 14.376 10.089 10.051 11.430 11.595 11.552 11.481 11.494 12.913 13.086 13.043 12.964 12.977 14.376 14.559 14.514 14.427 14.440 欧阳化创编 2021..02.12
欧阳化创编 2021..02.12
UNC3/4\UNC7/8\UNC1\ 2.540 2.822 3.175 19.050 22.225 25.400 17.399 20.390 23.338 16.229 19.169 21.963 15.933 18.763 21.504 17.399 17.595 17.544 17.450 17.463 20.391 20.599 20.546 20.455 20.467 23.338 23.561 23.505 23.401 23.414 UNF统一细牙螺纹基本牙型与尺寸和公差带
代 号 （螺纹直径—25.4m内牙 数）NO.5—44 NO.6—40 NO.8—36 NO.10—32 NO.12—28 UNC1/4\UNC5/16\UNC3/8\UNC7/16\UNC1/2\UNC9/16\UNC5/8\UNC3/4\UNC7/8\UNC1\螺 距 P0.577 0.635 0.706 0.794 0.907 0.907 1.058 1.058 1.270 1.270 1.411 1.411 1.588 1.814 2.117 内螺纹小螺纹大径 螺纹中径 径 d =D d2=D2 D13.175 3.505 4.166 4.826 5.486 6.350 7.938 9.525 11.112 12.700 14.288 15.875 19.050 22.225 25.400 2.799 3.094 3.708 4.310 4.897 5.761 7.249 8.837 10.287 11.874 13.371 14.958 18.019 21.046 24.026 2.550 2.817 3.401 3.976 4.503 5.367 6.792 8.379 9.738 11.326 12.761 14.348 17.330 20.262 23.109 螺纹中径尺寸 外螺纹小径 2B 3B 2B3B d1 min max max 2.466 2.725 3.299 3.853 4.374 5.237 6.640 8.227 9.555 11.143 12.555 14.143 17.102 20.000 22.804 2.799 3.094 3.708 4.310 4.897 5.761 7.249 8.837 2.880 3.180 3.800 4.409 5.004 5.870 7.371 8.961 2.860 3.157 3.777 4.384 4.976 5.842 7.341 8.931 丝锥螺纹中径 (2 级 ) min 2.812 3.108 3.721 4.336 4.923 5.799 7.287 8.875 max 2.824 3.119 3.734 4.348 4.935 5.812 7.300 8.887 10.287 10.424 10.391 10.338 10.351 11.874 12.017 11.981 11.925 11.938 13.371 13.520 13.482 13.421 13.434 14.958 15.110 15.072 15.009 15.022 18.019 18.184 18.143 18.070 18.082 21.046 21.224 21.181 21.110 21.123 24.026 24.219 24.171 24.089 24.102 G( BSP ) 非螺纹密封的管螺纹基本牙型与尺寸
螺纹代号G 1/8″ G 1/4″ G 3/8″ G 1/2″ 每25.4mm内牙数 28 19 19 14 螺 距 P mm 0.907 1.337 1.337 1.814 螺纹大径 d=D mm 9.728 13.147 16.662 20.955 螺纹中 径d2=D2 mm 9.147 12.301 15.806 19.793 螺纹小径 d1=D1 mm 8.566 11.445 14.950 18.631 H1 R~mm mm 0.581 0.125 螺纹中径公差带 min 9.147 max 9.254 丝锥螺纹中径公差带 min 9.177 12.366 15.801 19.828 max 9.194 0.856 0.184 12.301 12.426 0.856 0.184 15.806 15.933 1.162 0.249 19.793 19.935 12.356 15.861 19.848 欧阳化创编 2021..02.12
相关推荐：
loading