| 
                            
                | P | 螺距 |  
                | a | 最大值 |  
                | b | 最小值 |  
                | da | 最大值 |  
                | dk | 最大值 |  
                | 最小值 |  
                | k | 最大值 |  
                | 最小值 |  
                | r | 最小值 |  
                | R | ≈ |  
                | x | 最大值 |  
                | 槽号 |  |  
                |  | 参考 |  
                |  | 参考 |  
                | 深度 | H型 | 最大值 |  
                | 最小值 |  
                | 深度 | Z型 | 最大值 |  
                | 最小值 |  | 
                                
                                    | 0.35 | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1.25 | 1.5 |  
                                    | 0.7 | 0.8 | 0.9 | 1 | 1.2 | 1.4 | 1.6 | 2 | 2.5 | 3 |  
                                    | 25 | 25 | 25 | 25 | 38 | 38 | 38 | 38 | 38 | 38 |  
                                    | 2 | 2.6 | 3.1 | 3.6 | 4.1 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 |  
                                    | 3.2 | 4 | 5 | 5.6 | 7 | 8 | 9.5 | 12 | 16 | 20 |  
                                    | 2.9 | 3.7 | 4.7 | 5.3 | 6.64 | 7.64 | 9.14 | 11.57 | 15.57 | 19.48 |  
                                    | 1.3 | 1.6 | 2.1 | 2.4 | 2.6 | 3.1 | 3.7 | 4.6 | 6 | 7.5 |  
                                    | 1.16 | 1.46 | 1.96 | 2.26 | 2.46 | 2.92 | 3.52 | 4.3 | 5.7 | 7.14 |  
                                    | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.4 | 0.4 |  
                                    | 2.5 | 3.2 | 4 | 5 | 6 | 6.5 | 8 | 10 | 13 | 16 |  
                                    | 0.9 | 1 | 1.1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3.2 | 3.8 |  
                                    | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 4 |  
                                    | 1.7 | 1.9 | 2.7 | 3 | 3.9 | 4.4 | 4.9 | 6.9 | 9 | 10.1 |  
                                    | 1.6 | 2.1 | 2.6 | 2.8 | 3.9 | 4.3 | 4.7 | 6.7 | 8.8 | 9.9 |  
                                    | 0.95 | 1.2 | 1.55 | 1.8 | 1.9 | 2.4 | 2.9 | 3.6 | 4.6 | 5.8 |  
                                    | 0.7 | 0.9 | 1.15 | 1.4 | 1.4 | 1.9 | 2.4 | 3.1 | 4 | 5.2 |  
                                    | 0.9 | 1.42 | 1.5 | 1.75 | 1.93 | 2.34 | 2.74 | 3.46 | 4.5 | 5.69 |  
                                    | 0.65 | 1.17 | 1.25 | 1.5 | 1.48 | 1.89 | 2.29 | 3.03 | 4.05 | 5.24 |  |