Structural featrures:  Double and face. Multi_spring. Mechanical seal for reactors with one end balanced and the other unbalanced. 
   Application scope:  Pressure: 0.1~1.6MPa Temperature: -20~180℃  Linear speed: ≤20m/s Application: water, oil, weak alkali, weak acid, inflammable, explosive and toxic gases, etc.  
  
| Model | 
 d  | 
 D  | 
 D1  | 
 D2  | 
 L  | 
 n-ф  |  
| DS206-30 | 
 30  | 
 185  | 
 150  | 
 116  | 
 293  | 
 4-ф18  |  
| DS206-35,40 | 
 35,40  | 
 205  | 
 170  | 
 135  | 
 293  | 
 4-ф18  |  
| DS206-45~60 | 
 45~60  | 
 235  | 
 200  | 
 164  | 
 303  | 
 8-ф18  |  
| DS206-65,70 | 
 65,70  | 
 235  | 
 200  | 
 164  | 
 308  | 
 8-ф18  |  
| DS206-75,80 | 
 75,80  | 
 260  | 
 225  | 
 188  | 
 363  | 
 12-ф18  |  
| DS206-85 | 
 85  | 
 260  | 
 225  | 
 188  | 
 384  | 
 12-ф18  |  
| DS206-90~100 | 
 90~100  | 
 290  | 
 255  | 
 220  | 
 404  | 
 12-ф18  |  
| DS206-105 | 
 105  | 
 315  | 
 280  | 
 245  | 
 404  | 
 12-ф18  |  
| DS206-110,115 | 
 110,115  | 
 315  | 
 280  | 
 245  | 
 409  | 
 12-ф18  |  
| DS206-120,125 | 
 120,125  | 
 370  | 
 320  | 
 270  | 
 409  | 
 12-ф23  |  
| DS206-130,160 | 
 130,160  | 
 405  | 
 355  | 
 312  | 
 424  | 
 12-ф23  |    注:符合78标准 
  
| Model | 
 d  | 
 D  | 
 D1  | 
 D2  | 
 L  | 
 n-ф  |  
| DS206-30 | 
 30  | 
 215  | 
 180  | 
 149  | 
 305  | 
 8-ф18  |  
| DS206-35,40 | 
 35,40  | 
 215  | 
 180  | 
 149  | 
 305  | 
 8-ф18  |  
| DS206-45~60 | 
 45~60  | 
 245  | 
 210  | 
 175  | 
 315  | 
 8-ф18  |  
| DS206-65,70 | 
 65,70  | 
 280  | 
 240  | 
 230  | 
 320  | 
 8-ф23  |  
| DS206-75,80 | 
 75,80  | 
 280  | 
 240  | 
 230  | 
 363  | 
 8-ф23  |  
| DS206-85 | 
 85  | 
 335  | 
 295  | 
 259  | 
 384  | 
 12-ф23  |  
| DS206-90~100 | 
 90~100  | 
 335  | 
 295  | 
 259  | 
 404  | 
 12-ф23  |  
| DS206-105 | 
 105  | 
 335  | 
 295  | 
 259  | 
 404  | 
 12-ф23  |  
| DS206-110,115 | 
 110,115  | 
 405  | 
 355  | 
 312  | 
 409  | 
 12-ф25  |  
| DS206-120,125 | 
 120,125  | 
 405  | 
 355  | 
 312  | 
 409  | 
 12-ф25  |  
| DS206-130,160 | 
 130,160  | 
 460  | 
 410  | 
 363  | 
 424  | 
 12-ф25  |   
注:符合91标准  
  |