English (United Kingdom) 
简体中文 (中国) 
Product Specifications
| Model | 3313 |
| Connection Type | Thread |
| Primary Material | Brass |
| Nominal Diameter | 20-40mm |
| Working medium | Water, oil, non-corrosive non-flammable gases |
| Sealing Type | Soft-seal type |
| Flow direction | One-way |
Product Size
| SIZE | ¾″ | 1″ | 1¼″ | 1½″ |
| DN | 20 | 25 | 32 | 40 |
