J&J Alloys has been an industry leading manufacturer of nickel alloy fittings and flanges for more than 60 years. We stock a comprehensive portfolio of pipe, fittings, flanges and tubing in various grades of nickel alloys. Our inventory is unrivaled in the industry. With more than 150 years of combined experience, our knowledgeable staff puts the customers’ needs first and adds value to any project where nickel alloys are used.