PREN 10301 : DRAFT 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
STEEL TUBES AND FITTINGS FOR ON AND OFFSHORE PIPELINES - INTERNAL COATING FOR THE REDUCTION OF FRICTION FOR CONVEYANCE OF NONCORROSIVE GAS
08-01-2003
01-12-2013
Foreword
1 Scope
2 Normative references
3 Definitions
3.1 Product manufacturer
3.2 Coater
3.3 Purchaser
3.4 Tack free
4 Symbols
5 Coating material
5.1 General
5.2 Qualification of the coating
5.3 Technical specification
5.4 Packaging
5.5 Quality assurance
6 Information to be supplied by the Purchaser on
production control
6.1 Mandatory
6.2 Options to be indicated by the Purchaser
7 Application of the coating
7.1 Surface preparation
7.2 Composition of the coating
8 Requirements of the applied coating
8.1 General
8.2 Appearance and continuity
8.3 Dry film thickness
8.4 Adhesion test - Cross-cut test
8.5 Adhesion test - Resistance to removal
8.6 Buchholz hardness
8.7 Ageing test
8.8 Bend test
8.9 Scratch test (Informative)
9 Inspection
9.1 General
9.2 Documents
9.3 Sampling
9.4 Unit of product and material traceability
9.5 Nature and frequency of testing and control
9.6 Retests
10 Repairs
11 Marking
12 Handling, transportation and storage
12.1 Handling
12.2 Transportation to the storage area
12.3 Storage
12.4 Loading of tubes for delivery
ANNEX A (Normative) Ash content
ANNEX B (Normative) Dry film thickness
ANNEX C (Normative) Gas pressure blistering
ANNEX D (Normative) Resistance to distilled water
ANNEX E (Normative) Chemical resistance
ANNEX F (Normative) Hydraulic blistering
ANNEX G (Normative) Porosity of the film on glass
panels
ANNEX H (Normative) Wet-sponge test
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