Meets the following specifications: Material: ANSI/ASTM A-197, Dimensions: ANSI/ASME B.16.3, B16.14, B16.39, Threads: ANSI B1.20.1. End Style: Threaded Material Specification: ASTM A-197 Nominal Size: 3 In Standards: ANSI B1.20.1 Threads Finish: Galvanized Dimensional Standards: ANSI/ASME B.16.3, B16.14, B16.39