Allowable Stress Design and Plastic Design
AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)
ANSI A13.1
(1996; R 2002) Scheme for Identification
of Piping Systems
ANSI B16.18
(1984; R 1994) Cast Copper Alloy Solder
Joint Pressure Fittings
ANSI Z223.1
(1996) National Fuel Gas Code
AMERICAN PETROLEUM INSTITUTE (API)
API Std 2550
of Upright Cylindrical Tanks
API Std 607
(1993; R 1998) Fire Test for Soft-Seated
Quarter-Turn Valves
API Std 650
(1998; A 2001) Welded Steel Tanks for Oil
Storage
AMERICAN WATER WORKS ASSOCIATION(AWWA)
AWWA C510
(1997) Double Check Valve Backflow
Prevention Assembly
AWWA C511
(1997) Reduced-Pressure Principle Backflow
Prevention Assembly
AWWA C651
(1999) Disinfecting Water Mains
AMERICAN WELDING SOCIETY (AWS)
AWS D1.1/D1.1M
(2004) Structural Welding Code - Steel
AWS D1.3
(1998) Structural Welding Code - Sheet
Steel
ASME INTERNATIONAL (ASME)
ASME B16.11
(2002) Forged Fittings, Socket-Welding and
Threaded
ASME B16.21
(1992) Nonmetallic Flat Gaskets for Pipe
Flanges
ASME B16.22
(2002) Wrought Copper and Copper Alloy
Solder Joint Pressure Fittings
ASME B16.26
(1988) Cast Copper Alloy Fittings for
Flared Copper Tubes
ASME B16.28
(1994) Wrought Steel Buttwelding Short
Radius Elbows and Returns
ASME B16.3
(1998) Malleable Iron Threaded Fittings
SECTION 15501N
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