final bid specs 09328.pdf - Freese and Nichols, Inc.

2. Steel Pipe: ASTM A53 or A120, Schedule 40 black. Fittings: ANSI/ASME B16.3
malleable iron or ASTM A234 forged steel welding type. Joints: Screwed or ANSI/AWS
D1.1 welded.
2.02 FLANGES, UNIONS, AND COUPLINGS
A. PIPE SIZE 2” AND UNDER: 150 psig malleable iron unions for threaded ferrous piping;
bronze unions for copper pipe, solder joints.
B. PIPE SIZE OVER 2”: 150 psig forged steel slip-on flanges for ferrous piping; bronze flanges
for copper piping.
C. DIELECTRIC CONNECTIONS: Union with galvanized or plated steel threaded end, copper
solder end, water impervious isolation barrier.
1.
2.03 VALVES (WITHIN 5’-0” OF BUILDING)
A. GATE VALVES
1. Gate valves 3” and less: MSS-SP-80, rated 175 lb. minimum water pressure, brass or
bronze construction screw-in bonnet, rising stem, solid wedge disc, threaded or soldered
connections. Acceptable manufacturers and models: Crane, 438, 1334; Nibco, T-111,
S-111 ITT; Grinnell, 3010, 3010SJ; Watts, B-3100 & B-3101 and Milwaukee, 148, 149.
2. Gate valves 2-1/2” and greater: MSS SP-70, rated 150 lb. minimum water pressure, iron
body construction, bronze mounted, bolted bonnet, outside screw and yoke, solid wedge
disc, flanged connections. Acceptable manufacturers and models: Watts, F-503; Crane,
465-1/2; ITT Grinnell, 6020A, Milwaukee, F-2885 and Nibco, F617-0.
B. BALL VALVES (For water shut-off and throttling)
1. Ball valves 2” and less: Full-port, rated 175 lb. minimum water, oil, air and gas pressure,
brass or bronze construction, seat material as recommended by manufacturer for
material conveying, lever handle, threaded or soldered connections. Throttling valves
shall be provided with memory stops. Acceptable manufacturers and models: Crane,
9302, 9322; ITT Grinnell, 3500, 3500SJ; Milwaukee, BA-200, BA-250; Watts, B-6000, B-
6001 and Nibco, T-580, S-580.
2. Ball valves 2-1/2” and greater: Full-port, rated 150 lb. minimum water, oil, air and gas
pressure, bronze or carbon steel construction, seat material as recommended by
manufacturer for material conveying, lever handle, flanged connections. Throttling valves
shall be provided with memory stops. Acceptable manufacturers and models: Watts, G-
4000M1; Crane, 941-TF; Apollo, 88-100 and Jamesbury, D150F.
3. CPVC and PVC Union Ball valves: 150 lb. minimum water, oil, air and gas pressure,
CPVC or PVC construction, MSS SP-122, full-port, socket or threaded detachable end
connectors, lever handle, flanged connections.
4. CPVC and PVC Non-Union Ball valves: 150 lb. minimum water, oil, air and gas pressure,
CPVC or PVC construction, MSS SP-122, full-port, socket or threaded detachable end
connectors, lever handle, flanged connections.
C. BUTTERFLY VALVES (For water shut-off and throttling)
1. Butterfly valves 2” and less: Rated 175 lb. water, oil, air and gas pressure, brass or
bronze construction, seat material as recommended by manufacturer for material
conveying, lever handle, threaded or soldered connections. Throttling valves shall be
provided with memory stops. Acceptable manufacturer and model: Watts, BF-03 and
Milwaukee, BB2-100, BB2-350.
2. Butterfly valves 2-1/2” and greater: Rated 175 lb. water pressure, wafer style, iron body
bronze disc, stainless steel stem, seat material as recommended by manufacturer for
material conveying, 10 position lever handle, for flanged connections. Throttling valves
shall be provided with memory stops. Acceptable manufacturers and models: Watts,
BF-04; Crane, 21; ITT Grinnell, 8000; De Zurik, 660 and Nibco, WL-082.
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DPR09328