NEN EN ISO 14313 : DRAFT 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PETROLEUM AND NATURAL GAS INDUSTRIES - BALL, CHECK, GATE AND PLUG VALVES - SPECIFICATION
14-10-2003
12-01-2013
Specifies design, manufacturing and test requirements for flanged-end and butt weld-end, gate, plug, ball and check valves for pipeline application in the petroleum and natural gas industries.
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