OFFICES & GROUP COMPANIES
Hokkaido Sumiden Steel Wire Co., Ltd.
Manufacture company of oil quenched and tempered wire for valve springs
Hokkaido Sumiden Steel Wire (Established in 2005, NSW in short) is one of the major manufacture site of oil quenched and tempered wire for valve springs, located within Nippon Steel Muroran Works. We support wide range of industries by providing our customers with superior performance and stable quality wire, combining excellent technologies of Nippon Steel and Sumitomo Electric Industries. We will continue developments and improvements and deliver satisfying products here from Hokkaido.
12 Nakamachi, Muroran, Hokkaido 050-0087 Japan