ASTM A453 Gr 660 Stud Bolt

ASTM A453 Grade 660 stud bolts are high-temperature, corrosion-resistant fasteners made from a precipitation-hardening austenitic stainless steel alloy (Alloy 660 / A286 Alloy / UNS S66286). They offer high strength, excellent creep resistance, and durability in demanding applications such as boilers, heat exchangers, and engine components.