TOBO ALLOY GROUP TOBO Alloy Group is a mature, steady and energetic high-tech company, specializing in manufacture of high-temperature alloys and corrosion resistant alloys, such as Hastelloy, Haynes,
2''SCH40 SMLS Pipe Super Duplex Stainless Steel Pipe ASTM A790/A790M UNS S31500 Detailed Information Standard ASME/ANSI B16.9 Size 1/2’’~48’’(Seamless...