Model Number Indication
Standard Specification
| Model | 4R110-06 | 4R210-06 | 4R210-08 | 4R310-08 | 4R310-10 |
| Working medium | Air (filtered by 40μm or more) | ||||
| Operation mode | Hand-operated direct-acting type | ||||
| Pipe caliber ① | G1/8 | G1/4 | G3/8 | ||
| Effective area | 12.0mm² (Cv=0.67) | 14.0mm² (Cv=0.78) | 16.0mm² (Cv=0.89) | 25.0mm² (Cv=1.39) | 30.0mm² (Cv=1.67) |
| Number of positions | Five people and two people | ||||
| Lubrication | Unnecessary | ||||
| Operating pressure range | 0~0.8MPa(0~114psi) | ||||
| Guaranteed pressure | 1.5MPa(215psi) | ||||
| Working temperature | -20~70 | ||||
| Body material | Aluminum alloy | ||||
② If there is oil lubrication, it must not be stopped in the middle of the process, and it is recommended that the lubricant is ISOVG32 or the same grade of oil.
Flow Rate Characteristics
Internal composition
| No. | Name | No. | Name | No. | Name |
| 1 | Round Head Screws | 6 | Spring | 11 | Top cover |
| 2 | Bottom cover | 7 | Stop Screws | 12 | Lock Nut |
| 3 | Body | 8 | Spring Holder | 13 | Handle |
| 4 | Shaft core | 9 | Balls | ||
| 5 | 0 order | 10 | Hex Nuts |
External Dimension (mm)
