PREN 14620-2 : DRAFT 2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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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 -5 DEGREE C AND -165 DEGREE C - PART 2: METALLIC COMPONENTS
09-01-2006
01-12-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Materials
4.1 General
4.2 Temperatures
4.3 Primary and secondary liquid container
4.4 Vapour container/outer tank
4.5 Other components
5 Design
5.1 Design theory
5.2 Primary and secondary liquid container
5.3 Vapour container (outer tank)
5.4 Suspended roof
5.5 Nozzles
5.6 Primary and secondary containment, bottom connections
5.7 Connections between containers
5.8 Other details
6 Fabrication
6.1 Handling of materials
6.2 Plate preparation and tolerances
6.3 Tolerances
6.4 Roof
6.5 Temporary attachments
7 Welding procedures
7.1 General
7.2 WPAR requirements
7.3 Impact testing
7.4 9% Nickel steel
7.5 Welders and welding operators
7.6 Production test plates
8 Welding
8.1 Tack and temporary welds
8.2 Atmospheric conditions
8.3 Preheating
8.4 Post-weld heat treatment
9 Inspection
9.1 Qualification of NDE personnel
9.2 Inspection procedures
9.3 Type of inspections
9.4 Visual inspection
9.5 Dye penetrant examination
9.6 Magnetic particle examination
9.7 Vacuum box examination
9.8 Ammonia tightness test
9.9 Soap bubble examination
9.10 Radiographic examination
9.11 Ultrasonic examination
9.12 Acceptance criteria
9.13 Unacceptable defects in horizontal welds
9.14 Acceptable thinning after grinding
Annex A (informative) Actions for membrane
Annex B (informative) Determination of the load and fatigue
curves for membrane
Bibliography
Describes general requirements for the materials, design, construction and installation of the metallic components of refrigerated liquefied gas storage tanks.
| Committee |
TC 265
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NEN EN 14620-2 : 2006 | Identical |
| NF EN 14620-2 : 2006 | Identical |
| 03/105149 DC : DRAFT MAR 2003 | Identical |
| 03/105150 DC : DRAFT MAR 2003 | PREN 14620-3 - DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED STEEL TANKS FOR THE STORAGE OF REFRIGERATED, LIQUEFIED GASES WITH OPERATING TEMPERATURES BETWEEN -5 DEGREES C AND -165 DEGREES C - PART 3: CONCRETE COMPONENTS |
| PREN 14620-1 : DRAFT 2003 | DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED STEEL TANKS FOR THE STORAGE OF REFRIGERATED, LIQUEFIED GASES WITH OPERATING TEMPERATURES BETWEEN -5 DEGREES C AND -165 DEGREES C - PART 1: GENERAL |
| 03/105148 DC : DRAFT MAR 2003 | PREN 14620-1 - DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED STEEL TANKS FOR THE STORAGE OF REFRIGERATED, LIQUEFIED GASES WITH OPERATING TEMPERATURES BETWEEN -5 DEGREES C AND -165 DEGREES C - PART 1: GENERAL |
| EN ISO 6520-1:2007 | Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 1: Fusion welding (ISO 6520-1:2007) |
| EN 444:1994 | Non-destructive testing - General principles for radiographic examination of metallic materials by X- and gamma-rays |
| EN 462-2:1994 | Non-destructive testing - Image quality of radiographs - Part 2: Image quality indicators (step/hole type) - Determination of image quality value |
| EN 1515-1:1999 | Flanges and their joints - Bolting - Part 1: Selection of bolting |
| EN 288-1:1992/A1:1997 | SPECIFICATION AND QUALIFICATION OF WELDING PROCEDURES FOR METALLIC MATERIALS - GENERAL RULES FOR FUSION WELDING |
| ENV 1993-4-2 : DRAFT 1999 | EUROCODE 3: DESIGN OF STEEL STRUCTURES - PART 4-2: SILOS, TANKS AND PIPELINES - TANKS |
| EN 10028-3:2017 | Flat products made of steels for pressure purposes - Part 3: Weldable fine grain steels, normalized |
| EN 10029:2010 | Hot-rolled steel plates 3 mm thick or above - Tolerances on dimensions and shape |
| EN 288-3:1992/A1:1997 | SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 3: WELDING PROCEDURE TESTS FOR THE ARC WELDING OF STEELS |
| ENV 1993-1-6 : DRAFT 1999 | EUROCODE 3: DESIGN OF STEEL STRUCTURES - PART 1-6: GENERAL RULES - SUPPLEMENTARY RULES FOR THE SHELL STRUCTURES |
| ENV 1991-1 : DRAFT 1994 | EUROCODE 1: BASIS OF DESIGN AND ACTIONS ON STRUCTURES - BASIS OF DESIGN |
| ISO 965-2:1998 | ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality |
| EN 10025:1990/A1:1993 | HOT ROLLED PRODUCTS OF NON-ALLOY STRUCTURAL STEELS - TECHNICAL DELIVERY CONDITIONS |
| EN 10088-2:2014 | Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes |
| EN 473:2008 | Non-destructive testing - Qualification and certification of NDT personnel - General principles |
| ENV 1994-1-1 : 1992 | EUROCODE 4 - DESIGN OF COMPOSITE STEEL AND CONCRETE STRUCTURES - GENERAL RULES FOR BUILDINGS |
| EN 288-2:1992/A1:1997 | SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 2: WELDING PROCEDURE SPECIFICATION FOR ARC WELDING |
| EN 875:1995 | Destructive tests on welds in metallic materials - Impact tests - Test specimen location, notch orientation and examination |
| EN 10204:2004 | Metallic products - Types of inspection documents |
| EN 462-1:1994 | Non-destructive testing - Image quality of radiographs - Part 1: Image quality indicators (wire type) - Determination of image quality value |
| ISO 261:1998 | ISO general purpose metric screw threads — General plan |
| EN 571-1:1997 | Non destructive testing - Penetrant testing - Part 1: General principles |
| EN 1418:1997 | Welding personnel - Approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials |
| EN 10220:2002 | Seamless and welded steel tubes - Dimensions and masses per unit length |
| EN 10160:1999 | Ultrasonic testing of steel flat product of thickness equal or greater than 6 mm (reflection method) |
| EN 10028-4:2017 | Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties |
| EN 970:1997 | Non-destructive examination of fusion welds - Visual examination |
| EN 1290:1998/A2:2003 | NON-DESTRUCTIVE EXAMINATION OF WELDS - MAGNETIC PARTICLE EXAMINATION OF WELDS |
| ENV 1993-1-1:1992/A2:1998 | EUROCODE 3 - DESIGN OF STEEL STRUCTURES - GENERAL RULES AND RULES FOR BUILDINGS |
| EN 25817 : 1992 | ARC WELDED JOINTS IN STEEL - GUIDANCE ON QUALITY LEVELS FOR IMPERFECTIONS |
| PREN 14620-1 : DRAFT 2003 | DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED STEEL TANKS FOR THE STORAGE OF REFRIGERATED, LIQUEFIED GASES WITH OPERATING TEMPERATURES BETWEEN -5 DEGREES C AND -165 DEGREES C - PART 1: GENERAL |
| EN 287-1:2011 | Qualification test of welders - Fusion welding - Part 1: Steels |
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