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ti Bulletin No. 1070 <br />August 15, 1987 <br />SMITH FIBERGLASS PRODUCTS INC. 2700 W. 65th ST., LITTLE ROCK, AR 72209 501-568-4010 <br />A Subsidiary of A. 0. Smith Corporation TWX 910-722-7377 <br />Pipe — Pipe shall be manufactured by Smith Fiberglass Products Inc. by a filament winding process using a <br />thermosetting epoxy resin to impregnate strands of continuous glass filaments which are wound around a <br />mandrel at a prescribed helix angle and under controlled tension. All pipe will be supplied with a matching <br />tapered threaded coupling and a matching tapered threaded spigot. <br />CONSTRUCTION <br />Z'- 4"— RED THREAD II pipe shall have continuous glass fibers filament wound at a 35-1/40 helix angle in <br />a matrix of epoxy resin. Pipe shall be in compliance with ASTM D-2996 and classified by its <br />designation code. Pipe shall meet all dimensional and performance requirements, mechanical <br />properties, and shall be marked with the following designation codes: <br />Size Designation Code at 73.4°F <br />2" - 4" RTRP-11 AF -3111 <br />Pipe — <br />2" - 4"— Glass fiber reinforced filament wound pipe with matching tapered threaded coupling and spigot. <br />Pipe to be factory prooftested at the following pressures: <br />2" -1000 psig <br />3"- 700 psig <br />4" - 675 psig <br />Fittings — <br />2" - 4!'— Compression molded fittings shall be manufactured using an epoxy molding compound. The <br />molding compound shall be reinforced with a minimum of 60% chopped glass fiber. In-line fittings <br />are filament wound. <br />Adhesives —Adhesive and curing agents shall be U.L. Listed DS -7000 series adhesives. <br />Joining Techniques — <br />2" - 4" — Pipe and fittings shall be joined with DS -7000 series adhesive using matching tapered threaded <br />coupling and spigot. Consult Smith Fiberglass Products' installation manual no. 1055. <br />0 Registered trademark of Smith Fiberglass Products Inc. <br />5M488 Printed in USA <br />