Constant pressure valves are divided into two designs: stable inlet pipeline pressure and stable outlet pipeline pressure. Our constant pressure valve designed strictly in accordance with the United States -3-A-64-00 has no dead ends, no retention, and better KV curve characteristics.
| Specification | 1/2"-3", DN10-DN65 |
| Material | 316L/1.4404, ASME BPE 316L 1.4435 NB2 Fe≤0.5% |
| Pressure | Vacuum to 10bar (1.0 Mpa) |
| Temperature | -20℃ to +150℃, Depending on the seal material |
| Seal | EPDM+PTFE |
| Connection standard | DIN SMS ISO IDF RJT BS4825 ASME BPE 3A DIN11864 DIN11853 |
| Connection method | Thread, clamp, welding, flange |
| Finish | Ra≤0.6μm; MP=Ra≤0.3μm; EP=Ra≤0.3μm |
| Certification | FDA 177.2600; 3A-64-00; Glass II USP Glass VI Chapter 88; GB4806.11; EG VO/1935-2004; PED/97/23/EC. |
