Zhejiang Dingzheng Valve Industry Co., Ltd., located in Longwan District, Wenzhou, a nationally renowned "Hometown of Pumps and Valves" and one of the top 100 towns in China, is a large-scale diversified enterprise integrating research, development, production, sales, and service. The company boasts strong technical capabilities, advanced production processes, complete testing equipment, reliable quality, scientific management, and a wide variety of products. All performance indicators and technical methods in production and testing strictly adhere to or meet relevant national standards.The company's main products include gate valves, globe valves, check valves, butterfly valves, ball valves, and special valves, totaling thousands of models and specifications. Products are manufactured according to advanced domestic and international standards such as ISO, API, ANSI, BS, DIN, NF, JIS, GB, and JB. Product nominal diameter NPS: 3/8-56”, DN10-1400m; Pressure rating: Class: 150LB-2500LB (PN0.1MPa-42MPa); Operating temperature: -196℃-680℃. The main materials for the valves are carbon steel, alloy steel, stainless steel, titanium, Monel, and Alloy 20, etc., and they are smelted and manufactured according to customer requirements. Currently, the products are widely used in petrochemical, petroleum, natural gas, power, metallurgy, construction, gas, and water supply industries, and are exported to the Middle East, Southeast Asia, Russia, Africa, and other countries and regions. The product quality is stable and reliable, and it is highly praised by customers.The company possesses advanced testing and inspection equipment,
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