RECOMMENDED PRACTICE
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DNVGL-RP-0034
Edition February 2015
Steel forgings for subsea applications
© DNV GL AS
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This service document has been prepared based on available knowledge, technology and/or information at the time of issuance of this document. The use of this document by others than DNV GL is at the user's sole risk. DNV GL does not accept any liability or responsibility for loss or damages resulting from any use of FOREWORD
DNV GL recommended practices contain sound engineering practice and guidance.
C h a n g e s – c u r r e n t
黄果树
瀑布教学
设计CHANGES – CURRENT硫酸铵盐析
General
This is a new document.
Acknowledgements:
This recommended practice was developed by a Joint Industry Project (JIP). The work was performed by DNV GL and discussed in regular project meetings and workshops with individuals from the participating companies. They are hereby acknowledged for their valuable and constructive input. In case consensus has not been achievable, DNV GL has sought to provide acceptable compromise.Sponsors of the JIP included the following organisations:
快波Further organisations have participated in the review process. DNV GL is grateful for the valuable co-operations and discussions with individuals in these organisations.
Aker Solutions Brück Celsa
Chevron Det Norske Dril-Quip Ellwood Group Eni ExxonMobil
FMC Frisa
GE
Japan Steel Works Lundin
OneSubsea Petrobras Ringmill Scana Subsea
Shell
Statoil
Total
C o n t e n t s
CHANGES – CURRENT .................................................................................................. 3Sec.1
原子核的能级General ......................................................................................................... 61.2Scope and application ............................................................................61.3Steel forging classes ..............................................................................61.4Purchase 71.5Normative and informative references ...................................................91.91.8 <9Sec.2
Quality assurance and quality control (11)
2.1Quality 112.2Manufacturing 112.3Inspection and 122.4Marking 122.5
Certification and documentation ..........................................................12Sec.3
Technical provisions (14)
3.1
143.1.1General ......................................................................................143.1.2Melting, refining, 143.143.1.153.2
153.2..153.2.153.3
Mechanical testing ...............................................................................163.3.163.3..163.3.163.3.4Test methods ..............................................................................173.3.173.3.
...................................173.183.3.8Testing after simulated post weld heat treatment ............................183.4Metallographic examination .................................................................183.5
.183.5.1General ......................................................................................183.5.2Visual testing ..............................................................................193.5.3Magnetic 193.5.193.6Dimensional inspection ........................................................................203.7
Repair ..................................................................................................20Sec.4
Manufacturing procedure qualification (21)
4.1General ................................................................................................214.2
214.2.1Chemical composition. (21)
C o n t e n t s
4.2.2Tensile and Charpy V-notch testing ................................................214.2.224.2.4Testing after simulated post weld 224.2.224.2.6Fracture 234.2..234.2.8Dimensional inspection .. (23)
周涵
成都书店
4.3Validity (23)
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