3313.1SCOPE
Provide rounds, squares, hexagons, or flats for hot rolled bar steel of the following types, as required by the Contract:
3313.2REQUIREMENTS
A Type I — Carbon Bar Steel Provide carbon bar steel with the following characteristics:
Use ASTM A400, Practice for Steel Bars, Selection Guide, Composition, and Mechanical Properties , to select the Material Specifications and grade in accordance with the section and mechanical properties. Procure steel in accordance with the relevant procurement Specifications.
B Type II — Alloy Bar Steel Provide alloy bar steel with the following characteristics:
Use ASTM A400, Practice for Steel Bars, Selection Guide, Composition, and Mechanical Properties , to select the Material Specifications and grade in accordance with the section and mechanical properties. Procure steel in accordance with the relevant procurement Specifications. C Type III — Heat-Treated Alloy Bar Steel (Round) Provide heat-treated alloy bar (round) steel in accordance with ASTM A434, Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered, with mechanical properties meeting the requirements for Class BC. D Type IV — Corrosion Resisting Cold Finished Rounds Provide cold-finished, hot-rolled stainless steel bars for Bridge pins, finished to size in a fabrication shop. Manufacture bars for Bridge pins from a base Material that is annealed and hot-finished free machining, Type 303, as specified in ASTM A582, Standard Specification for Free-Machining Stainless Steel Bars.
3313.3SAMPLING AND TESTING — BLANK
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