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THE CITY OF SUNNY ISLES BEACH <br />PROJECT NO. 21-1011 <br />BUILDING DEPARTMENT RELOCATION TO ANNEX <br /> <br />Project No. 21-1011 November 2024 055000 Miscellaneous Metals-7 <br /> <br /> <br /> <br />(1.7-mm)] [0.0528-inch (1.35-mm)] minimum thickness; [unfinished] [coated with <br />rust-inhibitive, baked-on, acrylic enamel] [hot-dip galvanized after fabrication]. <br /> <br />M. Cast Iron: Either gray iron, ASTM A 48/A 48M, or malleable iron, ASTM A 47/A 47M, unless <br />otherwise indicated. <br />N. Aluminum Plate and Sheet: ASTM B 209 (ASTM B 209M), Alloy 6061-T6. <br /> <br />O. Aluminum Extrusions: ASTM B 221 (ASTM B 221M), Alloy 6063-T6. <br /> <br />P. Aluminum-Alloy Rolled Tread Plate: ASTM B 632/B 632M, Alloy 6061-T6. <br />Q. Aluminum Castings: ASTM B 26/B 26M, Alloy 443.0-F. <br />R. Bronze Extrusions: ASTM B 455, Alloy UNS No. C38500 (extruded architectural bronze). <br />S. Bronze Castings: ASTM B 584, Alloy UNS No. C83600 (leaded red brass) or No. C84400 <br />(leaded semired brass). <br />T. Nickel Silver Extrusions: ASTM B 151/B 151M, Alloy UNS No. C74500. <br />U. Nickel Silver Castings: ASTM B 584, Alloy UNS No. C97600 (20 percent leaded nickel <br />bronze). <br />2.3 FASTENERS <br /> <br />A. General: Unless otherwise indicated, provide [Type 304] [Type 316] stainless-steel <br />fasteners for exterior use and zinc-plated fasteners with coating complying with <br />ASTM B 633 or ASTM F 1941 (ASTM F 1941M), Class Fe/Zn 5, at exterior walls. Select <br />fasteners for type, grade, and class required. <br /> <br />1. Provide stainless-steel fasteners for fastening aluminum. <br /> <br />2. Provide stainless-steel fasteners for fastening stainless steel. <br /> <br />3. Provide stainless-steel fasteners for fastening nickel silver. <br /> <br />4. Provide bronze fasteners for fastening bronze. <br /> <br />B. Steel Bolts and Nuts: Regular hexagon-head bolts, ASTM A 307, Grade A (ASTM F 568M, <br />Property Class 4.6); with hex nuts, ASTM A 563 (ASTM A 563M); and, where indicated, flat <br />washers. <br /> <br />C. Steel Bolts and Nuts: Regular hexagon-head bolts, ASTM A 325, Type 3 (ASTM A 325M, <br />Type 3); with hex nuts, ASTM A 563, Grade C3 (ASTM A 563M, Class 8S3); and, where <br />indicated, flat washers. <br /> <br />D. Stainless-Steel Bolts and Nuts: Regular hexagon-head annealed stainless-steel bolts, <br />ASTM F 593 (ASTM F 738M); with hex nuts, ASTM F 594 (ASTM F 836M); and, where <br />indicated, flat washers; Alloy [Group 1 (A1)] [Group 2 (A4)]. <br />