NS EN 14620-4 : 1ED 2007

Superseded

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DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED STEEL TANKS FOR THE STORAGE OF REFRIGERATED, LIQUEFIED GASES WITH OPERATING TEMPERATURES BETWEEN 0 DEGREES C AND -165 DEGREES C - PART 4: INSULATION COMPONENTS

Published date

01-12-2013

Publisher

Norwegian Standards (Norges Standardiseringsforbund)

Superseded date

07-30-2025

Superseded by

NS-EN 14620-4:2025

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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Design requirements, performance characteristics, testing
  and selection of insulating materials
  4.1 General
  4.2 Analysis of design requirements
  4.3 Assessment of the performance characteristics
  4.4 Testing of materials and systems
5 Protection of insulation - water vapour barrier
  5.1 General
  5.2 Protective structure formed by the outer tank
  5.3 Protective cover for external insulation
6 Design of insulation system
  6.1 General
  6.2 Thermal design
  6.3 Structural design
  6.4 Insulation for each tank component
  6.5 Design for different types of containment
7 Installation
  7.1 Introduction
  7.2 General requirements
  7.3 Inspection and testing
Annex A (informative) Insulation materials
Annex B (normative) Test methods
Annex C (normative) Tank bottom insulation - Limit state theory
Bibliography

Specifies the requirements for materials, design and installation of the insulation of refrigerated liquefied gas (RLG) storage tanks.

DocumentType	Standard
PublisherName	Norwegian Standards (Norges Standardiseringsforbund)
Status	Superseded
SupersededBy	NS-EN 14620-4:2025

Standards	Relationship
ONORM EN 14620-4 : 2006	Identical
I.S. EN 14620-4:2006	Identical
NBN EN 14620-4 : 2007	Identical
NEN EN 14620-4 : 2006	Identical
NF EN 14620-4 : 2006	Identical
DIN EN 14620-4:2006-12	Identical
EN 14620-4:2006	Identical
BS EN 14620-4:2006	Identical