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1.1 This specification establishes quality assurance requirements for the physical, mechanical, and metallurgical requirements for carbon and alloy steel wire, rods, and bars in coils intended for the manufacture of mechanical fasteners which includes: bolts, nuts, rivets, screws, washers, and special parts manufactured cold.
Note 1: The Steel Industry uses the term “quality” to designate characteristics of a material which make it particularly well suited to a specific fabrication and/or application and does not imply “quality” in the usual sense.
1.2 Wire size range includes 0.062 to 1.375 in.
1.3 Rod size range usually includes 7/32 in. (0.219) to 47/64 in. (0.734) and generally offered in 1/64 increments (0.0156).
1.4 Bar size range includes 3/8 in. (0.375) to 11/2 in. (1.500).
1.5 Sizes for wire, rod and bar outside the ranges of paragraphs may be ordered by agreement between purchaser and supplier.
1.6 Material is furnished in many application variations. The purchaser should advise the supplier regarding the manufacturing process and finished product application as appropriate. Five application variations are:
1.6.1 Wire is furnished for all five application variations.
1.6.2 Rod and bar are furnished to the single application variation; Cold Heading.
|Engelse titel||Standard Specification for Quality Assurance Requirements for Carbon and Alloy Steel Wire, Rods, and Bars for Mechanical Fasteners|