梯形螺纹的牙型和基本尺寸
2025-09-27 23:39:57
责编:小OO
|
| 螺距P | ac | H4=h3 | R1max | R2max |
| 1.5 | 0.15 | 0.9 | 0.075 | 0.15 |
| 2 | 0.25 | 1.25 | 0.125 | 0.25 |
| 3 | 0.25 | 1.75 | 0.125 | 0.25 |
| 4 | 0.25 | 2.25 | 0.125 | 0.25 |
| 5 | 0.25 | 2.75 | 0.125 | 0.25 |
| 6 | 0.5 | 3.5 | 0.25 | 0.5 |
| 7 | 0.5 | 4 | 0.25 | 0.5 |
| 8 | 0.5 | 4.5 | 0.25 | 0.5 |
| 9 | 0.5 | 5 | 0.25 | 0.5 |
| 10 | 0.5 | 5.5 | 0.25 | 0.5 |
| 12 | 0.5 | 6.5 | 0.25 | 0.5 |
| 14 | 1 | 8 | 0.5 | 1 |
| 16 | 1 | 9 | 0.5 | 1 |
| 18 | 1 | 10 | 0.5 | 1 |
| 20 | 1 | 11 | 0.5 | 1 |
| 22 | 1 | 12 | 0.5 | 1 |
| 24 | 1 | 13 | 0.5 | 1 |
| 28 | 1 | 15 | 0.5 | 1 |
| 32 | 1 | 17 | 0.5 | 1 |
| 36 | 1 | 19 | 0.5 | 1 |
| 40 | 1 | 21 | 0.5 | 1 |
| 44 | 1 | 23 | 0.5 | 1 |
| 基本尺寸计算公式 |
|
| 公称直径d | 螺距P | 中径 d2=D2 | 大径 D4 | 小径 |
| 第一系列 | 第二系列 | d3 | D1 |
| 8 | | 1.5* | 7.25 | 8.3 | 6.2 | 6.5 |
| | 9 | 1.5 | 8.25 | 9.3 | 7.2 | 7.5 |
| 2* | 8.00 | 9.5 | 6.5 | 7.0 |
| 10 | | 1.5 | 9.25 | 10.3 | 8.2 | 8.5 |
| 2* | 9.00 | 10.5 | 7.5 | 8.0 |
| | 11 | 2* | 10.00 | 11.5 | 8.5 | 9.0 |
| 3 | 9.50 | 11.5 | 7.5 | 8.0 |
| 12 | | 2 | 11.00 | 12.5 | 9.5 | 10.0 |
| 3* | 10.50 | 12.5 | 8.5 | 9.0 |
| | 14 | 2 | 13 | 14.5 | 11.5 | 12 |
| 3* | 12.5 | 14.5 | 10.5 | 11 |
| 16 | | 2 | 15 | 16.5 | 13.5 | 14 |
| 4* | 14 | 16.5 | 11.5 | 12 |
| | 18 | 2 | 17 | 18.5 | 15.5 | 16 |
| 4* | 16 | 18.5 | 13.5 | 14 |
| 20 | | 2 | 19 | 20.5 | 17.5 | 18 |
| 4* | 18 | 20.5 | 15.5 | 16 |
| | 22 | 3 | 20.5 | 22.5 | 18.5 | 19 |
| 5* | 19.5 | 22.5 | 16.5 | 17 |
| 8 | 18 | 23 | 13 | 14 |
| 24 | | 3 | 22.5 | 24.5 | 20.5 | 21 |
| 5* | 21.5 | 24.5 | 18.5 | 19 |
| 8 | 20 | 25 | 15 | 16 |
| | 26 | 3 | 24.5 | 26.5 | 22.5 | 23 |
| 5* | 23.5 | 26.5 | 20.5 | 21 |
| 8 | 22 | 27 | 17 | 18 |
| 28 | | 3 | 26.5 | 28.5 | 24.5 | 25 |
| 5* | 25.5 | 28.5 | 22.5 | 23 |
| 8 | 24 | 29 | 19 | 20 |
| | 30 | 3 | 28.5 | 30.5 | 26.5 | 27 |
| 6* | 27 | 31 | 23 | 24 |
| 10 | 25 | 31 | 19 | 20 |
| 32 | | 3 | 30.5 | 32.5 | 28.5 | 29 |
| 6* | 29 | 33 | 25 | 26 |
| 10 | 27 | 33 | 21 | 22 |
| | 34 | 2 | 32.5 | 34.5 | 30.5 | 31 |
| 6* | 31 | 35 | 27 | 28 |
| 10 | 29 | 35 | 23 | 24 |
| 36 | | 3 | 34.5 | 36.5 | 32.5 | 33 |
| 6* | 33 | 37 | 29 | 30 |
| 10 | 31 | 37 | 25 | 26 |
| | 38 | 3 | 36.5 | 38.5 | 34.5 | 35 |
| 7* | 34.5 | 39 | 30 | 31 |
| 10 | 33 | 39 | 27 | 28 |
| 40 | | 3 | 38.5 | 40.5 | 36.5 | 37 |
| 7* | 36.5 | 41 | 32 | 33 |
| 10 | 35 | 41 | 29 | 30 |
| | 42 | 3 | 40.5 | 42.5 | 38.5 | 39 |
| 7* | 38.5 | 43 | 34 | 35 |
| 10 | 37 | 43 | 31 | 32 |
| 44 | | 3 | 42.5 | 44.5 | 40.5 | 41 |
| 7* | 40.5 | 45 | 36 | 37 |
| 12 | 38 | 45 | 31 | 32 |
| | 46 | 3 | 44.5 | 46.5 | 42.5 | 43 |
| 8* | 42.0 | 47 | 37 | 38 |
| 12 | 40.0 | 47 | 33 | 34 |
| 48 | | 3 | 46.5 | 48.5 | 44.5 | 45 |
| 8* | 44 | 49 | 39 | 40 |
| 12 | 42 | 49 | 35 | 36 |
| | 50 | 3 | 48.5 | 50.5 | 46.5 | 47 |
| 8* | 46 | 51 | 41 | 42 |
| 12 | 44 | 51 | 37 | 38 |
| 52 | | 3 | 50.5 | 52.5 | 48.5 | 49 |
| 8* | 48 | 53 | 43 | 44 |
| 12 | 46 | 53 | 39 | 40 |
| | 55 | 3 | 53.5 | 55.5 | 51.5 | 52 |
| 9* | 50.5 | 56 | 45 | 46 |
| 14 | 48 | 57 | 39 | 41 |
| 60 | | 3 | 58.5 | 60.5 | 56.5 | 57 |
| 9* | 55.5 | 61 | 50 | 51 |
| 14 | 53 | 62 | 44 | 46 |
| | 65 | 4 | 63 | 65.5 | 60.5 | 61 |
| 10* | 60 | 66 | 54 | 55 |
| 16 | 57 | 67 | 47 | 49 |
| 70 | | 4 | 68 | 70.5 | 65.5 | 66 |
| 10* | 65 | 71 | 59 | 60 |
| 16 | 62 | 72 | 52 | 54 |
| | 75 | 4 | 73 | 75.5 | 70.5 | 71 |
| 10* | 70 | 76 | | 65 |
| 16 | 67 | 77 | 57 | 59 |
| 80 | | 4 | 78 | 80.5 | 75.5 | 76 |
| 10* | 75 | 81 | 69 | 70 |
| 16 | 72 | 82 | 62 | |
| | 85 | 4 | 83 | 85.5 | 80.5 | 81 |
| 12* | 79 | 86 | 72 | 73 |
| 18 | 76 | 87 | 65 | 67 |
| 90 | | 4 | 88 | 90.5 | 85.5 | 86 |
| 12* | 84 | 91 | 77 | 78 |
| 18 | 81 | 92 | 70 | 72 |
| | 95 | 4 | 93 | 95.5 | 90.5 | 91 |
| 12* | | 96 | 82 | 83 |
| 18 | 86 | 97 | 75 | 77 |
| 100 | | 4 | 98 | 100.5 | 95.5 | 96 |
| 12* | 94 | 101 | 87 | 88 |
| 20 | 90 | 102 | 78 | 80 |
| | 110 | 4 | 108 | 110.5 | 105.5 | 106 |
| 12* | 104 | 110 | 97 | 98 |
| 20 | 100 | 112 | 88 | 90 |
| 120 | | 6 | 117 | 121 | 113 | 114 |
| 14* | 113 | 122 | 104 | 106 |
| 22 | 109 | 122 | 96 | 98 |
| | 130 | 6 | 127 | 131 | 123 | 124 |
| 14* | 123 | 132 | 114 | 116 |
| 22 | 119 | 132 | 106 | 108 |
| 140 | | 6 | 137 | 141 | 133 | 134 |
| 14* | 133 | 142 | 124 | 126 |
| 24 | 128 | 142 | 114 | 116 |
| | 150 | 6 | 147 | 151 | 143 | 144 |
| 16* | 142 | 152 | 132 | 134 |
| 24 | 138 | 152 | 124 | 126 |
| 160 | | 6 | 157 | 161 | 153 | 154 |
| 16* | 152 | 162 | 142 | 144 |
| 28 | 146 | 162 | 130 | 132 |
| | 170 | 6 | 167 | 171 | 163 | 1 |
| 16* | 162 | 172 | 152 | 154 |
| 28 | 156 | 172 | 140 | 142 |
| 180 | | 8 | 176 | 181 | 171 | 172 |
| 18* | 171 | 182 | 160 | 162 |
| 28 | 166 | 182 | 150 | 152 |
| | 190 | 8 | 186 | 191 | 181 | 182 |
| 18* | 181 | 192 | 170 | 172 |
| 32 | 174 | 192 | 156 | 158 |
| 200 | | 8 | 196 | 201 | 191 | 192 |
| 18* | 191 | 202 | 180 | 182 |
| 32 | 184 | 202 | 166 | 168 |
| | 210 | 8 | 206 | 211 | 201 | 202 |
| 20* | 200 | 212 | 188 | 190 |
| 36 | 192 | 212 | 172 | 174 |
| 220 | | 8 | 216 | 221 | 211 | 212 |
| 2* | 210 | 222 | 198 | 200 |
| 36 | 202 | 222 | 182 | 184 |
| | 230 | 8 | 226 | 231 | 221 | 222 |
| 20* | 220 | 232 | 208 | 210 |
| 36 | 212 | 232 | 192 | 194 |
| 240 | | 8 | 236 | 241 | 231 | 232 |
| 22* | 229 | 242 | 216 | 218 |
| 36 | 222 | 242 | 202 | 204 |
| | 250 | 12 | 244 | 251 | 237 | 238 |
| 22* | 239 | 252 | 226 | 228 |
| 40 | 230 | 252 | 208 | 210 |
| 260 | | 12 | 254 | 261 | 247 | 248 |
| 22* | 249 | 262 | 236 | 238 |
| 40 | 240 | 262 | 218 | 220 |
| | 270 | 12 | 2 | 271 | 257 | 258 |
| 24* | 258 | 272 | 244 | 246 |
| 40 | 250 | 272 | 228 | 230 |
| 280 | | 12 | 274 | 281 | 267 | 268 |
| 24* | 268 | 282 | 254 | 256 |
| 40 | 260 | 282 | 238 | 240 |
| | 290 | 12 | 284 | 291 | 277 | 278 |
| 24* | 278 | 292 | 2 | 266 |
| 44 | 268 | 292 | 244 | 246 |
| 300 | | 12 | 294 | 301 | 287 | 288 |
| 24* | 288 | 302 | 274 | 276 |
| 44 | 278 | 302 | 254 | 256 |
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