Development of high deformability linepipe with resistance to strain-aged hardening by heat treatment on-line process

Proceedings of the International Offshore and Polar Engineering Conference

Volumn , Issue , 2007, Pages 2963-2968

  Shinmiya, Toyohisa ^a   Ishikawa, Nobuyuki ^a   Okatsu, Mitsuhiro ^a   Endo, Shigeru ^a   Shikanai, Nobuo ^a   Kondo, Joe ^a  

^a JFE STEEL CORPORATION   (Japan)

Author keywords

Deformability; Dual phase microstructure; External pipe coating; Heat treatment On line Process (HOP); High strength linepipe; Martensite austenite constituent (MA); Strain aged hardening

Indexed keywords

AGE HARDENING; AUSTENITE; FORMABILITY; MARTENSITE; MICROSTRUCTURE; ONLINE SYSTEMS;

DUAL PHASE MICROSTRUCTURE; EXTERNAL PIPE COATING; HEAT TREATMENT ON-LINE PROCESS (HOP); STRAIN AGED HARDENING;

PIPE;

EID: 36448931979     PISSN: 10986189     EISSN: 15551792     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. Zimmerman, T. E., et al., "Compressive Strain Limits for Buried Pipelines," Proceedings of OMAE1995, (1995), vol. V, pp 365-378.
2. Suzuki, N., et al., "Development of the Linepipe Superior to Buckling Resistance Property," NKK Giho, (1999), pp 44-49.
3. Huper, T., et al., "Effect of Constituent Phases on the Stress-Strain Relationship of Dual Phase Steels," ISIJ International, vol. 39, (1999), pp 288-294.
4. Okatsu, M., et al., "Development of High Strength Linepipe with Excellent Deformability," Proceedings of OMAE'05, (2005), paper no OMAE2005-67149.
5. Degeer, D., Marewski, U., Hillenbrand, H-G., Weber, B., and Grawford, M., "Collupse Testing of Thermally Treated Line Pipe for Ultra-Deepwater Applications," OMAE'04, (2004), OMAE2004-51169.
6. Endo, S., et al, "Advance in High Performance Linepipes with Respect to Strength and Deformability," Proceedings of Pipe Dreamer's Conference, (2002), pp 273-288.
7. Shinohara, Y., et al., "Change on Mechanical Properties of High Strength Line Pipe by Thermal Coating Treatment," Proceedings of OMAE'05, (2005), paper no OMAE2005-67055.