| 
                            
                | P | 螺距 |  
                | dk | 最大值 |  
                | 最小值 |  
                | k | 最大值 |  
                | 最小值 |  
                | n | 公称 |  
                | 最大值 |  
                | 最小值 |  
                | t | 最大值 |  
                | 最小值 |  
                | 单重(钢制)≈kg |  |  | 
                                
                                    | 0.75 | 1 | 1 | 1 | 1 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 2 |  
                                    | 18 | 22 | 25 | 28 | 32 | 38 | 45 | 52 | 58 | 65 | 70 | 75 |  
                                    | 17.73 | 21.67 | 24.67 | 27.67 | 31.61 | 37.61 | 44.61 | 51.54 | 57.54 | 64.54 | 69.54 | 74.54 |  
                                    | 4 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 10 | 11 | 11 |  
                                    | 3.82 | 3.82 | 4.82 | 4.82 | 5.82 | 6.78 | 6.78 | 7.78 | 8.78 | 9.78 | 10.73 | 10.73 |  
                                    | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 7 |  
                                    | 3.125 | 3.125 | 4.15 | 4.15 | 4.15 | 5.15 | 5.15 | 5.15 | 6.15 | 6.15 | 6.15 | 7.18 |  
                                    | 2.875 | 2.875 | 3.85 | 3.85 | 3.85 | 4.85 | 4.85 | 4.85 | 5.85 | 5.85 | 5.85 | 6.82 |  
                                    | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 |  
                                    | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1.5 | 1.5 | 1.5 | 2 |  
                                    | 0.004 | 0.007 | 0.01 | 0.013 | 0.019 | 0.025 | 0.043 | 0.053 | 0.085 | 0.119 | 0.148 | 0.158 |  |