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| Specifications | |||
| Size | VRD4 (1/4") | ||
| Cv | ≤0.1 | ||
| Maximum Operating Pressure | 3000psig(20.6MPa (G)) | ||
| Wetted Area Volume | 1.0cm3 | ||
| Fluid Temperature | -10ºC~42ºC | ||
| Atmospheric Temperature | -10ºC~42ºC | ||
| Leak Rates | Across the Seat He Leak Test Rates | ≤ 1×10-10Pa·m3/sec | |
| Inboard He Leak Test Rates | ≤ 1×10-10Pa·m3/sec | ||
| Cycle Life* | 50,000 cycles | ||
| * Test Condition / Seat material : PCTFE Gas : N2 Pressure : 0.98MPa | |||
| Product Grade | |||
| Grade | STD | EP | SEP |
| Body Material | SUS316L | SUS316LE (Double melt material) | |
| Surface Roughness | ≤ Rz3.2µm | ≤ Rz 0.7 µm | |
| ≤Ra0.5μm/20μin | ≤ Ra 0.13 μm / 5 μin | ||
| Polish | Mechanical Polish | Electro Polish | |
| Cleaning | Degreasing + Precision Cleaning | ||
| Packaging | Single Bagged Package | Double Bagged Package | |
Model | Size | Operation | Valve Shape | Pressure | Connection | Seat material | Grade + Body material | ||
VRD | 4 | M | S | I | - | VF | C | - | EP-316L |
VRD-type Diaphragm Valve | 4: 1/4" | M: 240° manual | S: Straight B: Branch | I: 20.6MPa | V: CVC Male VF: CVC Female S: Compression W: Butt Weld | C: PCTFE | STD-316L: Mechanical Polish + SUS316L EP-316L: Electro Polish + SUS316L SEP-316LE: Electro Polish + SUS316LE |
