API 16R:1997
Superseded
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SPECIFICATION FOR MARINE DRILLING RISER COUPLINGS
English
01-01-1997
10-02-2024
1 SCOPE
1.1 Purpose
1.2 Organization
2 REFERENCES
3 DEFINITIONS
3.1 Function
3.2 Nomenclature
3.3 Design Types
4 DESIGN
4.1 Service Classifications
4.2 Riser Loading
4.3 Determination of Stresses by Analysis
4.4 Stress Distribution Verification Test
4.5 Coupling Design Load
4.6 Design for Static Loading
4.7 Stress Amplification Factor
4.8 Design Documentation
5 MATERIAL SELECTION AND WELDING
5.1 Material Selection
5.2 Welding
6 DIMENSIONS AND WEIGHTS
6.1 Coupling Dimensions
6.2 Coupling Weight
7 QUALITY CONTROL
7.1 General
7.2 Raw Material Conformance
7.3 Manufacturing Conformance
8 TESTING
8.1 Purpose
8.2 Design Qualification Tests
9 MARKING
9.1 Stamping
9.2 Required Information
10 OPERATION AND MAINTENANCE MANUALS
10.1 Equipment Description
10.2 Guidelines for coupling Usage
10.3 Maintenance Instructions
APPENDIX A - STRESS ANALYSIS
APPENDIX B - OPTIONAL QUALIFICATION TESTS
APPENDIX C - DESIGN FOR STATIC LOADING
Figures
1 Equivalent Round Models
C-1 Stress Distribution Across Section A-A
Tables
1 Minimum Mechanical Properties
2 Compatible BOP Bore and Riser Outer Diameter
Combinations
3 Maximum Length of Elongated Slag Inclusion for
Radiography
4 Reference Level Length - Maximum Amplitude of
Slag indication for Ultrasonic Examinations
Covers the design, rating, manufacturing and testing of marine drilling riser couplings.
| DevelopmentNote |
Supersedes API 2R. (03/2004) Also available in Chinese edition, see API 16R CHINESE. (07/2015) Also available in Russian edition, see API 16R RUSSIAN. (01/2018)
|
| DocumentType |
Standard
|
| Pages |
28
|
| ProductNote |
Reconfirmed 1997
|
| PublisherName |
American Petroleum Institute
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
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