
High-Performance Ductile Iron and Stainless Steel Pressure Relief Valve. High Strength Forged Steel: Forging process refines crystal structure, enhancing strength, hardness, and ductility. Zero Leakage Design: Quarter-turn operation with appropriate gaskets ensures tight shut-off and zero leakage. Wide Material Options: Available in A105, SS304/316, WCB, F11, F22, F91, and other high-quality forged steels. Comprehensive Certifications: Holds ISO, CE, PED, and Special Equipment Manufacturing License for global compliance. Flexible Customization: Supports OEM/ODM, custom sizes, pressures, and designs based on customer requirements. Broad Application Range: Ideal for oil, gas, water, chemical, and power industries with high-temperature resistance. Professional Quality Control: 100% inspection including visual, function, and water testing to ensure no leaking. Reliable Manufacturer: 16 years experience with proprietary import-export rights and professional R&D team.