ISO/TS 23818-3:2021 既存のパイプラインのリハビリのためのプラスチック配管システムの適合性の評価—パート3：非可塑化ポリ（塩化ビニル）（PVC-U）材料 | ページ 6

3.1.1

certification body

impartial body, governmental or non-governmental, possessing the necessary competence and responsibility to carry out certification of conformity according to given rules of procedure and management

Note 1 to entry: A certification body should preferably operate in accordance with ISO/IEC 17021-1 or ISO/IEC 17065.

3.1.2

inspection body

body that performs inspection

Note 1 to entry: A body can be an organization, or part of an organization.

Note 2 to entry: An inspection body should preferably operate in accordance with ISO/IEC 17020 or ISO/IEC 17021-1.

[SOURCE:ISO/IEC 17020:2012, 3.5, modified — Note 2 to entry added.]

3.1.3

testing laboratory

laboratory which measures, tests, calibrates or otherwise determines the characteristics of the performance of materials (3.1.13) and products

Note 1 to entry: In the context of this document, the materials and products can be subjected to type testing (3.1.6) , batch release test (3.1.7) , process verification test (3.1.8) , audit test (3.1.10) , and witness test (3.1.12) , as applicable.

Note 2 to entry: A testing laboratory should preferably operate in accordance with ISO/IEC 17025.

3.1.4

quality management system

management system to direct and control an organization with regard to quality

Note 1 to entry: Requirements for quality management systems are given in ISO 9001.

3.1.5

quality plan

document setting out the specific quality practices, resources and sequence of activities relevant to a particular product or range of products

3.1.6

type testing

tt

testing performed to prove that the material (3.1.13) , pipe, joint (3.1.21) or assembly (3.1.22) is capable of conforming to the requirements given in the relevant standard

Note 1 to entry: The type test results should remain valid until there is a change in the material or product or assembly provided that the process verification tests (3.1.8) are performed regularly.

3.1.7

batch release test

BRT

test performed by or on behalf of the manufacturer on a batch of PVC-U products, which has to be satisfactorily completed before the batch can be released

Note 1 to entry: A batch can either be a material batch (3.1.14) or a product batch (3.1.16) .

[SOURCE:ISO/TS 23818-1:2020, 3.1.8, modified —"PE" changed to"PVC-U" and Note 1 to entry added.]

3.1.8

process verification test

PVT

test performed by or on behalf of the manufacturer on PVC-U products at specific intervals to confirm that the process continues to be capable of producing products which conform to the requirements given in the relevant standard

Note 1 to entry: Such tests are not required to release batches of products and are carried out as a measure of process control.

3.1.9

process verification test at the “I” stage

PVT-I

test performed by or on behalf of the manufacturer or installer at specific intervals during the installation process to confirm that the process as specified in the installation manual continues to be capable of producing installed products which conform to the requirements given in the relevant standard

Note 1 to entry: Such tests are not required to release batches of products and are carried out as a measure of process control.

3.1.10

audit test

AT

test performed by a test laboratory on behalf of an inspection body (3.1.2) or certification body (3.1.1) to confirm that the product, continues to conform to the requirements given in the relevant standard

3.1.11

indirect test

it

test performed by or on behalf of the manufacturer, different from that specified test for that particular characteristic, having previously verified its correlation with the specified test

3.1.12

witness test

WT

test accepted by an inspection body (3.1.2) or a certification body (3.1.1) for type testing (3.1.6) and/or audit test (3.1.10) , which is carried out by or on behalf of the manufacturer and supervised by a representative of the inspection or certification body, competent in testing

3.1.13

material

generic term for compositions grouped by families, expressed by generic names, e.g. polypropylene, stainless steel, brass or EPDM

Note 1 to entry: Definition from European Commission, Directorate-General for Enterprise and Industry, Sub-group on Product Testing Procedures (EC, DG ENT and IND, SG PTP).

3.1.14

material batch

clearly identified quantity of a given homogeneous compound manufactured under uniform conditions and defined and identified by the compound manufacturer

3.1.15

product

pipe, fitting, or valve of a clearly identified type intended to be a part of a piping system which the manufacturer puts on the market

3.1.16

product batch

clearly identified collection of products, manufactured consecutively or continuously under the same conditions, using the same compound conforming to the same specification

Note 1 to entry: The production batch is defined and identified by the product manufacturer.

3.1.17

lot

clearly identifiable sub-division of a batch for inspection purposes

3.1.18

sample

one or more products drawn from the same production batch or lot (3.1.17) , selected at random without regard to their quality

Note 1 to entry: The number of products in the sample is the sample size.

3.1.19

group

collection of similar products from which samples (3.1.18) are selected for testing purposes

3.1.20

component

product manufactured out of a specific composition compound brought to the market as part of another product or as a spare part.

Note 1 to entry: For drinking water application, components may be considered as products and be individually approved (e.g. O-ring, gasket) or they are tested as integral part of a finished product (e.g. in a valve).

3.1.21

joint

connection between two products

3.1.22

assembly

product that can be dismantled into a set of components (3.1.20)

3.1.23

cavity

(moulding) space within a mould to be filled to form the moulded product