Recommendations for classification of imperfections in pipe joint rings

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

15-07-1993

Publisher

British Standards Institution

Committees responsible
National foreword
Introduction
Recommendations
1 Scope
2 Normative references
3 Classification of imperfections
4 Maximum acceptable limits for imperfections
Annex
A (informative) Bibliography
Table
1 Classification of surface imperfections in zones not
involved in the sealing function
Figures
1 Flash
2 Off-register
3 Mismatch
4 Backrind and parting-line indentation
5 Excessive trimming
6 Flow marks
7 Surface depression

Describes and classifies imperfections in the rubber joint rings for pipelines. Also includes detailed diagrams.

This International Standard describes and classifies imperfections in rubber joint rings for pipelines.

Committee	PRI/70
DevelopmentNote	Also numbered as ISO 9691 Supersedes 91/40185 DC (10/2005)
DocumentType	Standard
Pages	18
PublisherName	British Standards Institution
Status	Current
Supersedes	91/40185 DC : MAY 91

ISO 6447:1983	Rubber seals Joint rings used for gas supply pipes and fittings Specification for material
ISO 6448:1985	Rubber seals Joint rings used for petroleum product supply pipes and fittings Specification for material
ISO 4633:2015	Rubber seals — Joint rings for water supply, drainage and sewerage pipelines — Specification for materials
ISO 2781:2008	Rubber, vulcanized or thermoplastic Determination of density

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BS 7677:1993

Current

Table of Contents

Abstract

Scope

General Product Information

Standards Referencing This Book

Category

Subcategory

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