| 
 | 
    
        
            | 
            | 
         
        
          
              
                  | 
               
              
                 沟槽管件90°弯头简介: 
| 
 公称通径  | 
 D  | 
 公称压力  | 
 基本尺寸  |  
| 
 L  |  
| 
 50  | 
 57  | 
 2.5  | 
 84  |  
| 
 50  | 
 60  | 
 84  |  
| 
 65  | 
 76  | 
 90  |  
| 
 80  | 
 89  | 
 94  |  
| 
 100  | 
 108  | 
 104  |  
| 
 100  | 
 114  | 
 104  |  
| 
 125  | 
 133  | 
 122  |  
| 
 125  | 
 140  | 
 122  |  
| 
 150  | 
 159  | 
 142  |  
| 
 150  | 
 165  | 
 142  |  
| 
 150  | 
 168  | 
 142  |  
| 
 200  | 
 219  | 
 179  |  
| 
 250  | 
 273  | 
 215  |  
| 
 300  | 
 325  | 
 245  |  
| 
 350  | 
 377  | 
 1.6  | 
 356  |  
| 
 400  | 
 426  | 
 406  |  
| 
 450  | 
 480  | 
 457  |  
| 
 500  | 
 530  | 
 508  |  
| 
 600  | 
 630  | 
 610  |   
  | 
               
              | 
         
        |