Shanghai Technologies Valve Co., Ltd.

Shanghai Technologies Valve Co., Ltd. is specialized in manufacturing special valves for refrigeration systems and air-conditioner equipment. Our reliable safety relief valves stand out as leading products in safety devices for industry and large commercial refrigeration systems. Our products are designed for emergency relief form excessive pressure in refrigerant-containing vessels, wherefore they are built in strict conformance with ASME boiler and pressure vessel code requirements for safety relief devices. These safety relief valves are accurately set and sealed by qualified technicians at our factory. Our products can dimensionally replace the Henry valve counterparts; yet, they have equal or slightly greater capacity, subsequently, no piping changes are required. TECH special globe valves, with good seat tightness and reliable performance, are the best choice for all types of compressors. With sincerity, we hope to cooperate with customers all over the world.