HOME COMPANY PRODUCTION PROCESS MARKET & PRODUCTS INNOVATION SAFETY & ENVIRONMENT CONTACTS RING MILL, world leader for more than 40 years Ring Mill - founded in 1978 - is a leader in the production of forged and rolled products in steel and other alloys. For more than four decades, we have been producing to the customer’s specifications, providing custom pieces especially in the Oil&Gas, Pipes&Fittings, and Power Generation fields. Ringmill’s expertise is appreciated worldwide. Read more A HISTORY OF EXCELLENCE Since the foundation in 1978, the Company has climbed steadily to the top of worldwide rankings as a major supplier of open- and closed-die forgings. KEY FACTS 40 years of experience 4 subsidaries 30 countries 130 main projects DESIGN Following the customer’s technical specifications, we offer our partnership to identify the best choice of material and production technology. FORGING Steel is forged by heating it to a malleable state and applying localized compressive force to shape it to the desired form. HEAT TREATMENT The essential phase to achieve the hardening of a material in order to obtain a high-quality product. MACHINING The most important manufacturing processes, necessary where tight tolerances on dimensions are required. TESTING Detects surface and internal flaws, determine microstructural features and assure conformity of product. SHIPPING Products are packaged in accordance with international standards and the customer’s specific requests; delivery is guaranteed worldwide by qualified shipping companies. OIL & GAS POWER GENERATION CHEMICAL & PETROCHEM. MISCELLANEOUS TOOL STEEL Oil & Gas Exploration, drilling, production, transportation. Always better, more high-performance materials are required to meet the demands of ultra-deepwater exploration or where there is a corrosive environment with very high or very low temperatures. These are the challenges for which RM provides solutions. See all products >> MARKET & PRODUCTS Rubiera has over 40 years of experience in the production of special steels. The plant, located in Casalgrande in the province of Reggio Emilia in Italy, covers a 250,000 square meter area and it is capable of producing 200,000 tons of steel per year. Continuous investments, an on-going collaboration with the University of Modena and the years of experience of the Rubiera team allow the Company to satisfy the most varied requests and to build long-term partnerships with clients and suppliers. Read more With RR Special Steel the ownership family, with a centenary experience in the steel and forging industry, has created the stars of tool steel. Read more RR SPECIAL STEEL FEATURING RINGMILL CERTIFICATION UNI EN ISO 45001:2018 RINGMILL has been found to comply with the requirements of UNI EN ISO 45001:2018, and has obtained the renewal of the certificate valid till Apil 2022. COMPANY ENVIRONMENT ENGAGEMENT Every year Ringmill invests in Environmental Protection. In particular, the new office building, inaugurated in 2016, is powered entirely by geothermics while on one of the production buildings solar panels were installed to cover part of the Company’s energy requirements. kWh of clean energy less tones of CO2 RING MILL S.P.A. Via Valeriana, 103 23015 Dubino (SO) - Italy Ph. +39 0342 688111 Fax +39 0342 687746 VAT IT00122100142 ringmill@ringmill.it General terms and conditions of supply Privacy | Cookie | Credits COMPANY About us Company organization Rubiera Special Steel Certifications PRODUCTION PROCESS Management process Forging Heat treatment Machining Testing & Shipping MARKET & PRODUCTS Oil & Gas Power Generation Chemical & Petrochemical Miscellaneous Tool Steel INNOVATION SAFETY & ENVIRONMENT CONTACTS Work with us Information This site or the third tools used by it take advantage of cookies necessary to its functioning and useful to the goals indicated in the cookie policy. If you want to know more, please take a look in the cookie section. I agree