【卫生级直接】尺寸
| DN | D1 | D2 | L | 标准 | 
| 10 | 16 | 12 | 20/70 | GB4982-85 ISO-KF | 
| 16 | 20 | 16 | 20/70 | |
| 25 | 30 | 26 | 20/70 | |
| 40 | 45 | 41 | 20/70 | |
| 50 | 54 | 50 | 20/70 | 
| DN | L | L1 | 标准 | 
| 16 | 40 | 40 | GB4982-85 ISO-KF | 
| 25 | 50 | 50 | |
| 40 | 65 | 65 | |
| 50 | 70 | 70 | 
| DN | L | A | 标准 | 
| 16 | 80 | 40 | GB4982-85 ISO-KF | 
| 25 | 100 | 50 | |
| 40 | 130 | 65 | |
| 50 | 140 | 70 | 
| DN | A | 标准 | 
| 10 | 40 | GB4982-85 ISO-KF | 
| 16 | 50 | |
| 25 | 65 | |
| 40 | 70 | 
 
  
   
   
 
 
    
 
 
 
