• There are no items in your cart

99/709737 DC : DRAFT JUNE 1999

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

PREN 13648-1 - CRYOGENIC VESSELS - SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES FOR CRYOGENIC SERVICE
Superseded date

07-03-2002

Published date

11-23-2012

Foreword
1 Scope
2 Normative references
3 Definitions and symbols
4 Requirements
  4.1 General
  4.2 Design
      4.2.1 Design temperature
      4.2.2 Drainage
      4.2.3 Stem guiding
      4.2.4 Inserts 5
      4.2.5 Sublimating cryogens
  4.3 Materials
      4.3.1 Metallic materials
      4.3.2 Corrosion resistance
      4.3.3 Oxygen compatibility
      4.3.4 Acetylene compatibility
      4.3.5 Non-metallic materials
5 Testing
  5.1 Production testing
  5.2 Sample valve test
      5.2.1 Operating and flow characteristics test
      5.2.2 Test of the repeatability of leak tightness at
            re-seat
      5.2.3 Cryogenic tests
6 Determination of the certified derated coefficient of
  discharge (K[dr])
7 Cleanliness
8 Marking
9 Sealing
Annex ZA (informative) Clauses of this European Standard
         addressing essential requirements or other
         provisions of EU directives

EN 13648-1

Committee
PVE/18
DocumentType
Draft
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
PREN 13648-1 : DRAFT 1999 Identical

PREN ISO 4126-1 : DRAFT 2009 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES
EN 1797-1 : 1998 CRYOGENIC VESSELS - GAS/MATERIAL COMPATIBILITY - OXYGEN COMPATIBILITY
EN 1252-1:1998/AC:1998 CRYOGENIC VESSELS - MATERIALS - PART 1: TOUGHNESS REQUIREMENTS FOR TEMPERATURES BELOW -80 DEGREE C
EN ISO 6708:1995 Pipework components - Definition and selection of DN (nominal size) (ISO 6708:1995)
EN 12300 : 1998 AMD 1 2006 CRYOGENIC VESSELS - CLEANLINESS FOR CRYOGENIC SERVICE
1997/23/EC : 1997 DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 29 MAY 1997 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING PRESSURE EQUIPMENT

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.