1. API 17 TR8 HPHT Design Guideline Methodology
API SC6 Roundtable
API 17 TR8
HPHT Design Guideline Methodology
API SC6 Roundtable - Feb 2013

2. API 17 TR8 HPHT Design Guideline Technical Report
Introduction and Scope
Abbreviations and Definitions
Issues Posed in API PER 15K
HPHT Design Methodology
Materials
Seals and Fasteners
Validation
API SC6 Roundtable - Feb 2013

3. API SC6 Roundtable - Feb 2013

4. Existing API Specifications
> 15 ksi ? No
Existing API Specifications
Yes
ASME Div 2 Design Factors
ASME Div 3
Design Factors
Elastic or E-P Global Analysis
Elastic-Plastic Global Analysis
Strain Limits
Strain Limits
Cyclic Loads ?
Fatigue Threshold Criteria
Ratcheting Analysis
Yes
Yes
Fracture Mechanics
Leak Before Burst No
Yes
S/N Fatigue Analysis
Hydro Test
1.5RWP
Hydro Test
1.5RWP No
Fracture Mechanics
Hydro Test
1.25ψRWP
Validation Test
PR3
Validation Test
PR4
Validation Test
PR4
API SC6 Roundtable - Feb 2013

5. ASME Div 3 Elastic-Plastic Stress Analysis Ratcheting Analysis
Global Criteria
Load and Resistance Factor Design (LRFD)
Service Criteria
Local Criteria
Triaxial Strain Limit
Ratcheting Analysis
Fatigue Analysis
API SC6 Roundtable - Feb 2013

6. Materials Mechanical properties Increased toughness
Room and elevated temperature
Increased toughness
Charpy V-notch for production QC
Fracture toughness for design
Fracture fatigue properties
da/dN fatigue properties
API SC6 Roundtable - Feb 2013