Topper China Valve Manufacturers Co., Ltd. is a premier manufacturer and supplier of industrial valves, delivering superior quality, reliable performance, and cost-effective solutions. Our comprehensive product portfolio includes ball valves, gate valves, globe valves, check valves, butterfly valves, cryogenic valves, bellows valves, and pipe strainers, all fully customizable in material, type, size, pressure class, and industry standard to meet exact project requirements. Product Range & Specifications Size: 2"–24" (DN50–DN600), 2"–60" (DN50–DN1500), up to 120" (DN3000) Pressure Rating: Class 150 LB–2500 LB, PN16–PN420 Materials: Forged/carbon steel, cast iron, stainless steel, alloy steel (e.g., ASTM A216 WCB, A352 LCB, A351 CF8/CF8M, A182 F304/F316, MONEL 400) End Connections: BW, RTJ, Wafer, Lug, NPT, SW, Flanged Operation: Handwheel, gearbox, electric, pneumatic, worm gear Standards: API 6D, API 602, API 609, ASME B16.34, DIN 3202, EN 1984, BS 1868, API 598 Why Choose Topper? With over 30 years of manufacturing expertise, we combine advanced production technology, rigorous quality control, and a customer-centric approach. Our modern management system ensures high efficiency in production and sales, while our factory-trained technical team brings deep valve knowledge to every project. Committed to integrity as our foundation and quality as our core, we deliver tailored, economical solutions and unwavering support to clients worldwide. Industries Served Our valves are trusted across oil and gas, petrochemical, chemical, power generation, water treatment, pulp and paper, mining, and urban construction sectors, exported to over 30 countries and regions.