DV.DV products serve diverse sectors including nuclear industry, defense, petrochemicals, power generation, long-distance pipelines, and LNG. The company possesses independent R&D, design, and manufacturing capabilities for high- and medium-pressure steel valves and forgings. The company possesses robust technical expertise, sophisticated production equipment, comprehensive inspection methods, and well-established organizational structures, management systems, and digital platform systems. It holds the following certifications: - Design and Manufacturing Qualification Licenses for Class 1, 2, and 3 Civil Nuclear Pressure Equipment Valves, approved by the National Nuclear Safety Administration; - Manufacturing License for Class 1, 2, and 3 Nuclear Forged Flanges; - China Special Equipment Pressure Pipeline Component Manufacturing License; ASME Nuclear “N” and “NPT” certifications; API 6A, 6D, 600, 602, 624 certificates; Lloyd's ISO 9001 quality certification; BP certification; EU Pressure Equipment CE safety certification; and CNPC Tier 1 Network Supply certification. Primary products include: Nuclear-grade Y-type bellows globe valves, nuclear-grade cast steel T-type globe valves, nuclear-grade pneumatic instrument valves, nuclear Class II electric three-way globe valves, nuclear Class I electric bellows angle globe valves, main steam isolation valves, high-temperature high-pressure quick-closing isolation valves, nuclear-grade forged steel T-type bellows globe valves, nuclear-grade cast steel wedge gate valves, Nuclear-grade cast steel parallel double-disc gate valves, nuclear-grade forged steel wedge gate valves, nuclear-grade forged steel parallel double-disc gate valves, main steam isolation valves and main feedwater isolation valves with pneumatic/hydraulic actuators, nuclear-grade pneumatic globe check valves, pit gate valves, bursting valves, globe valves, ball valves, gate valves, check valves, butterfly valves, other valves.
