NS EN ISO 11961 : 2008 AC 2009
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PETROLEUM AND NATURAL GAS INDUSTRIES - STEEL DRILL PIPE
01-03-2019
12-01-2013
1 Scope
2 Normative references
3 Definitions
4 Information to be supplied by the purchaser
5 Process of manufacture
5.1 General
5.2 Heat treatment
5.3 Traceability
6 Material requirements
6.1 Chemical requirements
6.2 Mechanical properties requirements
7 Dimensions, masses, tolerances and pipe ends
7.1 Dimensions and masses
7.2 Diameter
7.3 Wall thickness
7.4 Mass
7.5 Length
7.6 Straightness
7.7 Drift requirements
7.8 Tolerances on dimensions and masses
7.9 Pipe ends
8 Inspection and testing
8.1 General
8.2 Chemical composition
8.3 Mechanical properties
8.4 Dimensional testing and mass determination
8.5 Visual inspection
8.6 Non-destructive inspection
8.7 Test methods and results
8.8 Invalidation of tests
8.9 Retests
9 Marking
9.1 General
9.2 Pipe markings
9.3 Die-stamped markings
9.4 Paint-stencilled markings
9.5 Pipe processor markings
10 Coatings
11 Documents
11.1 Certification
11.2 Retention of records
Annexes
A Pipe Properties
B Supplementary requirements
C Purchaser inspection
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