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5. Sprinkler Heads: ,
<br /> a. Automatic Sprinkler Corp of America.
<br /> b. Central Sprinkler Corp.
<br /> C. Globe Fire Equipment Co.
<br /> d. Guardian Automatic Sprinkler Co.,Inc.
<br /> e. Gem
<br /> f. Reliable Automatic Sprinkler Co.,Inc.
<br /> g. Star Sprinkler Corp.
<br /> IL Viking Corp.
<br /> 2.02 PIPE AND TUBING MATERIALS ,
<br /> A. General: Refer to Part 3 Article "PIPE APPLICATIONS" for identification of systems where the below specified
<br /> pipe and fitting materials are used '
<br /> B. Steel Pipe: ASTM A 135,Schedule 40,seamless,black steel pipe,plain ends.
<br /> C. Steel Pipe: ASTM A 135,ASTM-A568,Schedule 10,seamless,black steel pipe,plain ends.
<br /> 2.03 FITTINGS
<br /> A. Cast-Iron Threaded Fittings: ANSI B16.4, Class 250,standard pattern,for threaded joints. Threads shall conform '
<br /> to ANSI B1.20.1.
<br /> B. Malleable-Iron Threaded Fittings: ANSI B16.3, Class 300, standard pattern, for threaded joints. Threads shall
<br /> conform to ANSI B1.20.1.
<br /> C. Steel Fittings: ASTM A 234,seamless or welded,for welded joints. '
<br /> D. Grooved Mechanical Fittings: ASTM A 536, Grade 65-45-12 ductile iron; ASTM A 47 Grade 32510 malleable
<br /> iron; or ASTM A53,Type F or Types E or S, Grade B fabricated steel fittings with grooves or shoulders designed
<br /> to accept grooved end couplings.
<br /> E. Grooved Mechanical Couplings: consist of ductile or malleable iron housing,a synthetic rubber gasket of a central ,
<br /> cavity pressure-responsive design;with nuts,bolts,locking pin, locking toggle, or lugs to secure roll-grooved pipe
<br /> and fittings. Grooved mechanical couplings including gaskets used on dry-pipe systems shall be listed for dry-pipe
<br /> service.
<br /> F. Cast-Iron Threaded Flanges: ANSI B16.1,Class 250;raised ground face,bolt holes spot faced
<br /> G. Cast Bronze Flanges: ANSI B 16.24,Class 300;raised ground face,bolt holes spot faced. ,
<br /> 2.04 JOINING MATERIALS
<br /> A. Gasket Materials: thickness,material,and type suitable for fluid or gas to be handled,and design temperatures and
<br /> pressures.
<br /> 2.05 GENERAL DUTY VALVES ,
<br /> A. Gate Valves-2 Inch and Smaller: body and bonnet of cast bronze, 175 pound cold water working pressure-non-
<br /> shock,
<br /> onshock, threaded ends, solid wedge, outside screw and yoke, rising stem, screw-in bonnet, and malleable iron
<br /> handwheel. Valves shall be capable of being repacked under pressure,with valve wide open.
<br /> 153004 No.99132-CP2 '
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