浙江昌一阀门有限公司

Zhejiang Changyi Valve Co., Ltd. is a professional enterprise specializing in stainless‑steel valves, integrating scientific research, manufacturing and sales. It has rich experience in product design and fabrication, as well as a complete quality control and after‑sales service system.

Adopting foreign manufacturing technologies, our products are designed and manufactured in strict compliance with Chinese GB, American ANSI, German DIN and Japanese JIS standards.

Our main products include GB standard flanged ball valves, JIS standard flanged ball valves, ANSI standard flanged ball valves, DIN standard flanged ball valves, 1‑piece, 2‑piece and 3‑piece stainless‑steel flanged ball valves, quick couplings, 3‑way T‑type & L‑type ball valves, threaded and flanged gate valves, globe valves, strainers, check valves, high‑platform ball valves, sanitary‑grade valves and pipe fittings, pneumatic & electric valves, various precision‑cast blanks and valve balls.

Changyi’s products are widely applied in key industrial fields such as petroleum, natural gas, chemical industry, iron and steel, metallurgy and heating supply. Our products are well‑recognized by customers for their reliability, durability and considerate services.