
Characteristics
This valve is application as an on-off media containing high ¨Chardness grains ,such as cinder water , or for pipelines with both soft grains and corrosive media .its nominal pressure is 1.0 Mpa ,and application temperature¡Ü150¡æ ¡£the sealing surface adopts had seal , and all medium contacting parts are made of structural ceramic withextremely high chemical stability and hardness .Therefor , it has extremely strong resistance to abrasion ,corrosion and erosion .good heat insulation and small thermal expansion . Its feed inlet is fully through without any blocks and it has strong abrasion resistance a good seal ability and a small strating load , with little ash seizure or accumulation .It adopts a high-grace toughened structural ceramic seal ,featuring high mechanical strength ,strong abrasion resistance ,a long service life and a compact structure which can be installed at any angle
Material for main Parts
| Item | Name | Material | Item | Name | Material | 
| 1 | Body | WCB | 6 | Stem | Q235+Hcr | 
| 2 | Disc | Ind+Ceramic | 7 | Yoke | Q235 | 
| 3 | Seat | 8 | 8 | Nut | 10 | 
| 4 | Packing | PTFE | 9 | Traval Switch | Assemble | 
| 5 | Packing Gland | WCB | 
 | Pneumatic | Assemble | 
Application Specification
| Design & Manuafcture | GB/ T 8691 | |
| Connection end dimension | Face to face | GB/T 15188.2 | 
| Flange dimension | Gb/T9113.1 | |
| Inspect & Test | JB/T 8691 | |
| Material | Carbon Steel | GB/T 12229 | 
| Stainless Steel | GB/T12230 | |
| Mark | GB/T12220 | |
| Supply | GB/T12252 | |





