Ultra High Purity Metal Face Seal High Pressure 20.5MPa Diaphragm Valve Semiconductor. High Pressure Rating: Supports working pressures up to 20.5 MPa (3000 psi) for critical gas and vacuum applications. Leak-Tight Face Seal: 1/2 inch Male Face Seal configuration ensures secure connections compatible with standard VCR-type fittings. Automated Pneumatic Control: Pneumatic actuator enables remote operation with normally closed or normally open options. Cleanroom Assembly: Assembled in ISO Class 4 or better cleanrooms with double bagged Class 100 packaging. 100% Factory Testing: Every valve undergoes rigorous nitrogen testing at 6000 PSI to ensure zero leakage. Flexible Customization: Offers full customization, minor customization, and design/sample-based customization options.