WW-U-531 Revision F:1984
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
UNION, PIPE, STEEL OR MALLEABLE IRON, THREADED CONNECTION, 150 LB, 250 LB & 300 LB WSP
Available format(s)
PDF
Superseded date
03-21-1997
Publisher
Describes 150, 250 and 300 psig WSP unions with threaded connections, for joining extra heavy and standard weight pipe.
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