استاندارد ISO 21809-1:2018

دانلود استاندارد ISO 21809-1:2018

Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems —

Part 1:

Polyolefin coatings (3-layer PE and 3-layer PP)

صنایع نفت و گاز طبیعی – پوشش‌های خارجی برای خطوط لوله دفنی یا لوله های زیرآبی استفاده شده در سیستم های انتقال خطوط لوله ای –

قسمت 1: پوشش های پلی‌الفین (سه لایه PE و سه لایه PP)

قیمت در سایت اصلی: 178 دلار

1 Scope
This document specifies requirements for plant-applied external three-layer polyethylene and polypropylene based coatings for corrosion protection of welded and seamless steel pipes for pipeline transportation systems in the petroleum and natural gas industries in accordance with ISO 13623.
NOTE Pipes coated in accordance with this document are considered suitable for further protection by means of cathodic protection.

2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 179-1, Plastics — Determination of Charpy impact properties — Part 1: Non-instrumented impact test
ISO 179-2, Plastics — Determination of Charpy impact properties — Part 2: Instrumented impact test
ISO 306, Plastics — Thermoplastic materials — Determination of Vicat softening temperature (VST)
ISO 527-1, Plastics — Determination of tensile properties — Part 1: General principles
ISO 527-2, Plastics — Determination of tensile properties — Part 2: Test conditions for moulding and extrusion plastics
ISO 868, Plastics and ebonite — Determination of indentation hardness by means of a durometer (Shore hardness)
ISO 1133-1, Plastics — Determination of the melt mass-flow rate (MFR) and melt volume-flow rate (MVR) of thermoplastics — Part 1: Standard method
ISO 1183 (all parts), Plastics — Methods for determining the density of non-cellular plastics
ISO 2808, Paints and varnishes — Determination of film thickness
ISO 2811 (all parts), Paint and varnishes — Determination of density
ISO 3183, Petroleum and natural gas industries — Steel pipe for pipeline transportation systems
ISO 3251, Paints, varnishes and plastics — Determination of non-volatile-matter content
ISO 4892-2:2013, Plastics — Methods of exposure to laboratory light sources — Part 2: Xenon-arc lamps
ISO 6964, Polyolefin pipes and fittings — Determination of carbon black content by calcination and pyrolysis — Test method and basic specification
ISO 8130-2, Coating powders — Part 2: Determination of density by gas comparison pyknometer (referee method)
ISO 8130-3, Coating powders — Part 3: Determination of density by liquid displacement pyknometer
ISO 8130-7, Coating powders — Part 7: Determination of loss of mass on stoving
ISO 8501-1:2007, Preparation of steel substrates before application of paints and related products — Visual assessment of surface cleanliness — Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings
ISO 8502-3, Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 3: Assessment of dust on steel surfaces prepared for painting (pressure-sensitive tape method)
ISO 8502-6, Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 6: Extraction of soluble contaminants for analysis — The Bresle method
ISO 8502-9, Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 9: Field method for the conductometric determination of water-soluble salts
ISO 8503-4, Preparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 4: Method for the calibration of ISO surface profile comparators and for the determination of surface profile — Stylus instrument procedure
ISO 8503-5, Preparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 5: Replica tape method for the determination of the surface profile
ISO 10350-1, Plastics — Acquisition and presentation of comparable single-point data — Part 1: Moulding materials
ISO 10474:2013, Steel and steel products — Inspection documents
ISO 11124 (all parts), Preparation of steel substrates before application of paints and related products — Specifications for metallic blast-cleaning abrasives
ISO 11126 (all parts), Preparation of steel substrates before application of paints and related products — Specifications for non-metallic blast-cleaning abrasives
ISO 11357-2, Plastics — Differential scanning calorimetry (DSC) — Part 2: Determination of glass transition temperature and glass transition step height
ISO 11357-6, Plastics — Differential scanning calorimetry (DSC) — Part 6: Determination of oxidation induction time (isothermal OIT) and oxidation induction temperature (dynamic OIT) OIT) and oxidation induction temperature (dynamic OIT)
ISO 15512, Plastics — Determination of water content
ISO 17855-2, Plastics — Polyethylene (PE) moulding and extrusion materials — Part 2: Preparation of test specimens and determination of properties
ISO 18553, Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes, fittings and compounds
ISO 19069-2, Plastics — Polypropylene (PP) moulding and extrusion materials — Part 2: Preparation of test specimens and determination of properties
ISO 21809-2, Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 2: Single layer fusion-bonded epoxy coatings
ISO 80000-1, Quantities and units – Part 1: General
EN 10204:2004, Metallic materials — Types of inspection documents
ASTM D792, Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement
ASTM D1505, Standard Test Method for Density of Plastics by the Density-Gradient Technique
ASTM D1693, Standard Test Method for Environmental Stress-Cracking of Ethylene Plastics
ASTM D4940, Standard Test Method for Conductimetric Analysis of Water Soluble Ionic Contamination of Blast Cleaning Abrasives
SSPC-AB 1,1 Mineral and Slag Abrasives
SSPC-AB 2, Cleanliness of Recycled Ferrous Metallic Abrasives
SSPC-AB 3, Ferrous Metallic Abrasive
SSPC-SP 1, Solvent Cleaning
SSPC-Guide 15, Field Methods for Extraction and Analysis of Soluble Salts on Steel and Other Nonporous Substrates
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.org/obp
— IEC Electropedia: available at http://www.electropedia.org/
3.1
adhesion
bond between coating and substrate
3.2
applicator
company that undertakes the coating application in accordance with the provisions of this document
Note 1 to entry: If the compounding of the top layer is done prior to or during the application process by the applicator, then the applicator is regarded as the manufacturer (see 3.16).
3.3
application procedure specification
APS
document describing procedures, methods, equipment and tools used for coating application
3.4
batch
quantity of material produced in a continuous manufacturing operation using raw materials of the same source and grade
3.5
batch certificate
certificate of analysis issued by the manufacturer
3.6
certificate of compliance
document issued in accordance with ISO 10474 or EN 10204, stating compliance with the purchase order for coated pipes, but without mention of any test results, issued in accordance with the purchasing requirements
3.7
coating material qualification
qualification of the coating materials properties carried out by the manufacturer before the coating system qualification
3.8
coating system qualification
qualification of application method, applied coating system and subsequent inspection/testing of its properties, to confirm that the APS is adequate to produce a coating with the specified properties
Note 1 to entry: The coating system qualification is not project dependent.
3.9
cutback
length of pipe left uncoated at each end for joining purposes
3.10
design temperature range
temperature range, including maximum and minimum temperatures, likely to be reached during transport, storage, handling, installation and operation
Note 1 to entry: The design temperature range of the coating can be narrower than that specified for the steel pipe material and/or the pipeline system.
3.11
dummy pipe
pipe having the same outside diameter and wall thickness of the project pipes. Dummy pipes and coated dummy pipes shall be representative of the production and shall be coated in accordance with approved APS
3.12
end user
company (companies) that own(s) and/or operate(s) pipeline(s)
3.13
holiday
coating discontinuity that exhibits electrical conductivity when exposed to a specific voltage
3.14
inspection certificate 3.1
document in accordance with ISO 10474 or EN 10204 giving the results of the testing of coated pipes, supplied and signed by a representative of the applicator authorized to issue such documents
3.15
inspection and testing plan
ITP
document providing an overview of the sequence of inspections and tests, including appropriate resources and procedures
3.16
manufacturer
company responsible for the manufacture of coating material(s)
3.17
manufacturer’s specification
document that specifies the characteristics, test requirements and application recommendations for the coating materials
3.18
operating temperature
temperature that can be endured by a pipeline (component) and/or pipeline system during operation, within the design temperature range
3.19
peel strength
force required for peeling the coating from the substrate
3.20
pipe diameter length
length along the pipe axis equal to the specified outside diameter of the pipe
3.21
pipeline
components of a pipeline system connected together to convey fluids between stations and/or plants, including pipe, pig traps, components, appurtenances, isolating valves, and sectionalizing valves
[SOURCE: ISO 13623:2017, 3.1.15, modified]
3.22
pipeline system
pipelines, stations, supervisory control and data acquisition system (SCADA), safety systems, corrosion protection systems, and any other equipment, facility or building used in the transportation of fluids
[SOURCE: ISO 13623:2017, 3.1.16]
3.23
pre-production trial
PPT
application of a coating and subsequent inspection/testing of its properties, to confirm that the APS is adequate to produce a coating with the specified properties, carried out in the coating plant immediately prior to start of production and to verify that the plant’s equipment is adequate to consistently adhere to the APS requirements
3.24
procedure qualification trial
PQT
application of a coating and subsequent inspection/testing of its properties, to confirm that the APS is adequate to produce a coating with the specified properties, carried out in correlation to a specific project
3.25
purchaser
company responsible for providing the purchase order requirements
3.26
start up
coating application activities re-start in case of modification of production parameters or unplanned stoppage or production interruption exceeding 12 h
3.27
test report
document that provides the quantitative test results for tests conducted in accordance with the requirements of this document
3.28
total coating thickness
sum of all three layers, namely epoxy material, adhesive material and top layer, with the exclusion of rough coat, if applicable