tailieunhanh - Standard Specification for High-Strength Carbon-Manganese Steel of Structural Quality

This specification covers carbon-manganese steel shapes, plates, and bars of structural quality for use in riveted, bolted, or welded construction of buildings and for general structural purposes. | Designation A529 A529M 14 Standard Specification for High-Strength Carbon-Manganese Steel of Structural Quality1 This standard is issued under the fixed designation A529 A529M the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the . Department of Defense. 1. Scope 3. General Requirements for Delivery This specification covers carbon-manganese steel Material furnished under this specification shall con- shapes plates and bars of structural quality for use in riveted form to the requirements of the current edition of Specification bolted or welded construction of buildings and for general A6 A6M for the ordered material unless a conflict exists in structural purposes. which case this specification shall prevail. Material under this specification is available in two grades 4. Materials and Manufacture Grade Yield Strength Thickness The steel shall be killed and such shall be affirmed in ksi MPa 50 345 50 345 Plates to 1 in. 25 mm thick the test report by the inclusion of a statement of killed steel a to 15 in. 380 mm wide value of or more for silicon content or a value of Bars to 31 2 in. 90 mm or more for total aluminum content. Shapes with flange or leg thickness to 11 2 in. 40 mm inclusive 55 380 55 380 Plates to 1 in. 25 mm thick 5. Chemical Composition to 15 in. 380 mm wide Bars to 3 in. 75 mm Heat Analysis Shapes with flange or leg thickness to The heat analysis shall conform to the requirements 11 2 in. 40 mm inclusive prescribed in Table 1. When the steel is to be welded it is presupposed that a In addition to the elements specified in Table 1 test welding procedure suitable for the grade of steel and intended reports shall .