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INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />2.2 PIPE, TUBE, AND FITTINGS <br />A. Refer to individual Division 21 piping Sections for pipe, tube, and fitting materials and joining <br />methods. <br />B. Pipe Threads: ASME B1.20.1 for factory -threaded pipe and pipe fittings. <br />2.3 JOINING MATERIALS <br />A. Refer to individual Division 21 piping Sections for special joining materials not listed below. <br />B. Pipe -Flange Gasket Materials: Suitable for chemical and thermal conditions of piping system <br />contents. <br />1. ASME B16.21, nonmetallic, flat, asbestos -free, 1/8 -inch maximum thickness unless <br />thickness or specific material is indicated. <br />a. Full -Face Type: For flat -face, Class 125, cast-iron and cast -bronze flanges. <br />b. Narrow -Face Type: For raised -face, Class 250, cast-iron and steel flanges. <br />2. AWWA C110, rubber, flat face, 1/8 inch thick, unless otherwise indicated; and full -face or <br />ring type, unless otherwise indicated. <br />C. Flange Bolts and Nuts: ASME B18.2.1, carbon steel, unless otherwise indicated. <br />D. Welding Filler Metals: Comply with AWS D10.12 for welding materials appropriate for wall <br />thickness and chemical analysis of steel pipe being welded. <br />2.4 MECHANICAL SLEEVE SEALS <br />A. Description: Modular sealing element unit, designed for field assembly, to fill annular space <br />between pipe and sleeve. <br />Manufacturers: <br />a. Advance Products & Systems, Inc. <br />b. Calpico, Inc. <br />c. Metraflex Co. <br />d. Pipeline Seal and Insulator, Inc <br />2. Sealing Elements: EPDM interlocking links shaped to fit surface of pipe. Include type <br />and number required for pipe material and size of pipe. <br />3. Pressure Plates: Carbon steel or Stainless steel. Include two for each sealing element. <br />4. Connecting Bolts and Nuts: Carbon steel with corrosion -resistant coating or Stainless <br />steel of length required to secure pressure plates to sealing elements. Include one for <br />each sealing element. <br />2.5 SLEEVES <br />A. Steel Pipe: ASTM A 53, Type E, Grade B, Schedule 40, galvanized, plain ends. <br />COMMON WORK RESULTS FOR FIRE SUPPRESSION 210500 - 3 <br />