ISO 21809-3:2016 石油および天然ガス産業—パイプライン輸送システムで使用される埋設または水中パイプラインの外部コーティング—パート3：フィールドジョイントコーティング | ページ 6

3.1

application procedure specification

APS

document describing procedures, methods, equipment and tools used for field joint coating application

3.2

applicator

company that undertakes the coating application in accordance with the provisions of this part of ISO 21809

3.3

batch

quantity of material produced in a continuous manufacturing operation using raw materials of the same source and grade

3.4

batch certificate

certificate of analysis issued by the manufacturer for a given batch

3.5

bonding agent

material applied as a film to the primed steel surface in order to ensure adhesion of the subsequent protective coating

3.6

inspection document

document issued in accordance with ISO 10474 (or EN 10204) stating compliance with the requirements given in the purchase order

3.7

coating operative

individual undertaking coating activity on the work site, including surface preparation

3.8

cutback

length of pipe left uncoated at each end for joining purposes (e.g. welding)

3.9

end user

company that owns and/or operates the pipeline system

3.10

field joint area

uncoated area that results when two pipe sections or a pipe section and a fitting with coating cutbacks are assembled by welding in the field

3.11

holiday

coating discontinuity that exhibits electrical conductivity when exposed to a specific voltage

3.12

inspection and testing plan

ITP

document providing an overview of the sequence of inspections and tests, including resources and procedures

3.13

inspector

end user and/or purchaser’s representative responsible for one or more of the inspections specified in this part of ISO 21809

3.14

layer of tape

single wrap of tape without overlap

Note 1 to entry: Wrapping of a tape with 50 % overlap constitutes a two-layer coating.

3.15

manufacturer

company responsible for the manufacture of coating material

3.16

maximum service temperature of field joint coating

T_max

maximum continuous temperature that the field joint coating can resist during operation

3.17

maximum and minimum design temperature of pipeline

maximum and minimum operating temperature for which the pipeline has been designed

3.18

minimum service temperature of field joint coating

minimum temperature that the field joint coating can resist during operation and installation

3.19

overlap

length of the field joint coating over the plant-applied coating including the coating bevel

3.20

pipeline

those facilities through which fluids are conveyed, including pipe, pig traps, components and appurtenances, up to and including the isolating valves

[SOURCE:ISO 13623]

3.21

pipeline system

pipeline with compressor or pump stations, pressure control stations, flow control stations, metering, tankage, 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]

3.22

pre-production trial

PPT

application of coating and inspection/testing of its properties immediately prior to start of production, to confirm that the APS is able to produce field joint coatings with the specified properties

3.23

primer

material applied as a film on substrate (steel and/or plant coating) to ensure adhesion of the subsequent protective coating

3.24

procedure qualification trial

PQT

application of a field joint coating and subsequent inspection/testing of its properties, to confirm that the APS is able to produce a coating with the specified properties, carried out at the premises of the applicator or any other agreed location

3.25

purchaser

company responsible for providing the product order requirements

3.26

wraparound sleeve

sleeve wrapped circumferentially around the steel pipe area being coated