| 
      
        | d |  
        | L | 剪切強度 ≥70 | (4.8) |  
            | 剪切強度≥140 | (4.8) |  
                    | (6.8) |  
                    | (8.8) |  
            | 剪切強度≥210 | (6.8) |  
                    | (8.8) |  
                    | (12.9) |  
                    | (14.9) |  
            | 剪切強度≥280 | (6.8) |  
                    | (8.8/12.9) |  
                    | (14.9) |  
            | 推薦長度 (±0,25) | 1D |  
                    | 1.5D |  
                    | 2D |  
                    | 2.5D |  | 
                    
                        | M5 | M6 | M7 | M8 | M12 | M14 | M16 |  
                        | 2D | 1.5D | 2D | 2D | 2D | 2D | / |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 1  D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 1.5D |  
                        | 2D | 1.5D | 2D | 2  D | 2  D | 2  D | 2  D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 1  D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 1.5D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 2  D |  
                        | 2D | 2  D | 2D | 2  D | 2  D | 2  D | 2.5D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 1  D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 1.5D |  
                        | 2D | 1.5D | 2D | 1.5D | 1.5D | 1.5D | 2  D |  
                        | - | - | - | - | - | - | 12 |  
                        | 4.5 | 6 | 7.5 | 9 | 12 | 15 | 18 |  
                        | 6 | 8 | 10 | 12 | 16 | 20 | 24 |  
                        | - | 10 | 12.5 | 15 | 20 | 25 | 30 |  |