Sanyu Co., Ltd.

Sanyu Co., Ltd. is a Japanese enterprise specializing in the production and distribution of a diverse array of steel products. The company provides precision-finished steel bars and cold-formed steel wires, which are extensively utilized in sectors such as electric vehicle manufacturing, construction, heavy industrial equipment, agricultural machinery, and office automation systems. Beyond these core products, Sanyu also manufactures specialized components including parts for construction machinery, stamping molds, critical turbine shafts for both hydroelectric and thermal power generators, rotary shafts designed for pumps and electric motors, elements for sewing machines, and steel components for furniture. Their steel offerings encompass a wide range, including carbon steel, alloy steel, and various grades of free-cutting steel, both sulfur-containing and sulfur-free composite types. Established in 1957, Sanyu Co., Ltd. maintains its primary operations in Hirakata, Japan.