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1.1 This specification covers hot-wrought and cold-finished quenched and tempered alloy steel bars.
1.2 Hot-wrought bars are available in three strength level classes designated BB, BC, and BD, and cold-finished bars in two strength level classes designated BB and BC. The bars are available in the conditions specified in subject to the size limitations shown.
1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
A29/A29M Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for
A108 Specification for Steel Bar, Carbon and Alloy, Cold-Finished
A370 Test Methods and Definitions for Mechanical Testing of Steel Products
E112 Test Methods for Determining Average Grain Size
ICS Number Code 77.140.60 (Steel bars and rods)
UNSPSC Code 30263700(Steel alloy bars)