
High Pressure 16" 1200psi ASME B31.4 Serrated RF Flange Sandwich Valve. Dual Operation Modes: Manual operation for sizes 4-30 inch, Hydraulic operation for sizes 34-48 inch. Wide Pressure Rating: Available in ANSI Class 150, 300, 400, and 600 to match various flange standards. Bi-Directional Installation: Designed for flexible installation direction during hot tapping and plugging operations. Built-in Pressure Equalization: Integrated pressure equalized valve ensures safe and efficient pipeline operations. Durable Carbon Steel Body: Constructed from Q345R or Q345B carbon steel meeting GB/T1591-2008 standards. Comprehensive Warranty: Three-year warranty coverage for product quality defects. Flexible Customization: Flexible customization options available for specific project requirements. Fast Lead Time: Peak and off-season lead times within 15 working days.