OPERATION AND MAINTENANCE MANUAL
01-2016
14
TYPE 5220 (DN40/50/65/80)
1. Ball valve; 2. Gasket; 3. Pipeline flange; 4. Washer; 5. Fastening bolt; 6. Nut.
TYPE 5220 (DN100/125)
1. Ball valve; 2. Gasket; 3. Pipeline flange; 4. Washer; 5. Fastening bolt.
TYPE 5320
1. Ball gate; 2. Pipeline flange; 3. Fastening bolt; 4. Washer; 5. Nut; 6. Seal.