Alumium Material

ASTM A153/A153M Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware

Hot Dip Galvanizing Standard for Stud bolt. Hot-dip galvanizing (HDG) is a process used to coat steel fasteners, such as stud bolts, with a layer of zinc for enhanced corrosion resistance. The process involves dipping the steel into molten zinc, forming a robust, durable, and corrosion-resistant coating. Standards governing hot-dip galvanizing ensure consistency, quality, and performance across applications. Common Standards for Hot-Dip Galvanizing of Stud Bolts: ASTM Standards (USA): ASTM A153/A153M: Covers zinc coatings applied by the hot-dip process on iron and steel hardware, including bolts, nuts, and washers. ASTM A153 A153M Standard Specification for Zinc Coating (Hot-Dip) on Iron [...]

ASME B1.1 – Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms)

ASME B1.1 - Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms) Defines thread specifications, including UNC (Unified National Coarse) and UN8 (8 threads per inch), commonly used for stud bolts. Download the ASME B1.1 pdf standard here ASME B1.1 - Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms) This Standard specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads. (In order to emphasize that unified screw threads are based on inch modules, they may be denoted unified inch screw threads.) Several variations in thread form have been developed for unified threads; [...]

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