workmanship, fabrication, assembly, erection, examination, inspection, and
testing shall be in accordance with ASME B31.1, [and NFPA 70][NFPA 70 and
SMACNA Seismic Restraint Mnl,] as modified and supplemented by the contract
specifications and drawings.
2.1
MATERIALS AND EQUIPMENT
2.1.1
Steel Pipe and Fittings
2.1.1.1
Pipe
**************************************************************************
NOTE: Where pipe is to be threaded use Schedule 80
pipe.
**************************************************************************
ASTM A 53/A 53M, Schedule [40] [80], black steel, [electric-resistance
welded] [or] [seamless].
2.1.1.2
Threaded and Socket-Welding Fittings
ASME B16.11, forged steel, Class [2000] [3000].
2.1.1.3
Threaded Fittings
ASME B16.3, black malleable iron, Class [150] [300].
2.1.1.4
Butt-Welding Fittings
ASME B16.9, Class [150] [300]. Backing rings shall conform to ASME B31.3
and be compatible with materials being welded.
2.1.1.5
Flanges and Flange Fittings
ASME B16.5, steel flanges or convoluted steel flanges which meet the
criteria of ASME BPVC SEC VIII D1. Flange faces shall have integral
grooves of rectangular cross section which afford containment for
self-energizing gasket material.
2.1.2
Copper Piping
**************************************************************************
NOTE: Copper alloy piping materials shall not be
used within a boiler plant structure.
**************************************************************************
2.1.2.1
Pipe and Tubing
ASTM B 88MASTM B 88, Type [K] [or] [L], [hard-drawn] [annealed].
2.1.2.2
Flanges and Flanged Fittings
ANSI B16.24, Class [150] [300].
2.1.2.3
ASME B16.22 wrought copper.
SECTION 15192N
Page 12