SFTEC - Sunfair Fluid Control Co., Ltd is a valve enterprise specializing in the operation of butterfly valves, integrating research and development, production, sales, and service. The company boasts a high-quality technology team, scientific management, and advanced production and testing equipment, thus ensuring better product quality and superior service. The company's main products include butterfly valves, such as bi-directional pressure-bearing butterfly valves, gas-specific butterfly valves, multi-layer hard seal butterfly valves, and soft seal butterfly valves ..... The product is manufactured in accordance with advanced international standards such as GB, JB, ISO, API, ANSI, BS, DIN, JIS, JPI, etc. Product diameter: NPS: 1/2"~72", DN15~2400; Pressure rating: Class: 150LB~2500LB, PN6~420; Operating temperature: -196℃~680℃. Main material of valve: stainless steel, carbon steel, alloy steel, chromium-molybdenum steel, duplex steel, low-temperature steel, special stainless steel, etc. The product is widely used in various pipeline system equipment in the chemical industry, electric power, heat, water conservancy, urban construction, petroleum, environmental protection, and other fields.