Hanstai Energy Technology Co., Ltd. covers an area of 20000 square meters, with an existing factory area of 15000 square meters. The company has an international first-class level in design, production, sales, and after-sales service. The company has various advanced horizontal and vertical machining centers, physical and chemical testing and testing centers, welding cold treatment equipment, assembly pressure regulating equipment, robot fully automatic welding machine, plasma spray welding machine large ball polishing machine, large assembly equipment, valve body hydraulic equipment, physical and chemical non-destructive testing equipment, fully automatic pressure and torque testing equipment, valve automatic paint drying production line, and other high-precision production and testing equipment. Relying on a sound management model, leading technology and production processes, as well as advanced testing systems, the product quality and service quality continue to improve, providing domestic and foreign customers with higher quality fully welded ball valve products and services. Amplifying user interests is a consistent goal pursued by Hanstek.

      The company relies on an international design concept and introduces foreign design and manufacturing technology. It has developed ball valves, gate valves, globe valves, check valves, butterfly valves, and control valves that meet various standards such as ASME, ANSI, API, EN, GB, JIS, DIN, ISO, etc. Among them, high-performance large-diameter fully welded pipeline ball valves, coal chemical metal hard sealing wear-resistant ball valves, and fully welded gas special ball valves are the hallmark high-tech products of Hantai Company. Product size range: 3/8 "~72" (DN10~DN1800); Pressure rating range: ASME/ANSI Class150~2500LB (PN0.25~42.0MPa); Materials can provide various special materials such as cast or forged carbon steel, alloy steel, stainless steel, as well as duplex stainless steel, titanium alloy, and nickel based alloy; The working temperature range of the product can meet the requirements of -196 ° C to+980 ° C.