REFER THIS ALSO As per ASME B31.4
434.8.4 Welding Standards. All the welding done
under this Code shall be performed under a specification
that embodies the minimum requirements of this Code
and shall encompass the requirements of API 1104
except as provided in paras. 434.8.3(a) and (b).
434.8.3 Welder and Welding Procedure
Qualifications
(a) Welder and welding procedure qualifications for
cross-country pipelines shall be performed in accordance
with API 1104. Welder and welding procedure
qualifications for alloy steel and for shop fabricated piping
assemblies, and welding at stations and terminals
shall be performed in accordance with API 1104 or
Section IX of the ASME Boiler and Pressure Vessel Code.
(b) Prior to anywelding covered by this Code, awelding
procedure specification shall be established and
qualified by testing to demonstrate that welds having
suitable mechanical properties and soundness can be
produced. Welding procedure specifications shall be
qualified as required by API 1104, or Section IX of the
ASME Boiler and Pressure Vessel Code, whichever is
appropriate for the locations, materials, and type of
welding to be performed except as modified by the
following
On Saturday, 27 November 2010 13:11:38 UTC+3, bas karan wrote:
Dear allfor welder qualification can we use sec IX instead of 1104 for cross country pipelines.if no ,what is the issue behind?
RegardsBaskaran.
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
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