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IFI-140:2000
Carbon and Alloy Steel Wire, Rods, and Bars for Mechanical Fasteners
This specification describes 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 include: bolts, nuts, rivets, screws, washers and special formed parts manufactured cold.
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Industrial Fasteners Institute [ifi]