LIST OF SECTIONS LIST OF SECTIONS[8][8]
ASME BPVC Section I - Rules for Construction of PASME BPVC Section I - Rules for Construction of P ower Boilersower Boilers
ASME BPVC Section II - MaterialsASME BPVC Section II - Materials
o
o Part A - Ferrous Material SpecificationsPart A - Ferrous Material Specifications o
o Part B - Nonferrous Material SpecificationsPart B - Nonferrous Material Specifications o
o Part C - Specifications for Welding Rods, Electrodes and Filler MetalsPart C - Specifications for Welding Rods, Electrodes and Filler Metals o
o Part D - Properties (Customary)Part D - Properties (Customary) o
o Part D - Properties (Metric)Part D - Properties (Metric)
ASME BPVC Section III - Rules for Construction of Nuclear Facility CompASME BPVC Section III - Rules for Construction of Nuclear Facility Comp onentsonents
o
o Subsection NCA - General Requirements for Division 1 and Division 2Subsection NCA - General Requirements for Division 1 and Division 2 o
o Division 1Division 1
Subsection NB - Class 1 ComponentsSubsection NB - Class 1 Components
Subsection NC - Class 2 ComponentsSubsection NC - Class 2 Components
Subsection ND - Class 3 ComponentsSubsection ND - Class 3 Components
Subsection NE - Class MC ComponentsSubsection NE - Class MC Components
Subsection NF - SupportsSubsection NF - Supports
Subsection NG - Core Support StructuresSubsection NG - Core Support Structures
Subsection NH - Class 1 Components in Elevated Temperature ServiceSubsection NH - Class 1 Components in Elevated Temperature Service
AppendicesAppendices o
o Division 2 - Code for Concrete ContainmentsDivision 2 - Code for Concrete Containments o
o Division 3 - Containments for Transportation and Storage of Spent Division 3 - Containments for Transportation and Storage of Spent Nuclear FuelNuclear Fuel
and High Level Radioactive
and High Level Radioactive Material and WasteMaterial and Waste
Subsection WA - General Requirements for Division 3Subsection WA - General Requirements for Division 3
Subsection WB - Class TP (Type B) ContainmentSubsection WB - Class TP (Type B) Containment
Subsection WC - Class SC storage ContainmentsSubsection WC - Class SC storage Containments o
o Division 4 - Reserved for fusion reactors (Not Active)Division 4 - Reserved for fusion reactors (Not Active) o
o Division 5 - Construction rules for high temperature reactors (Not Active)Division 5 - Construction rules for high temperature reactors (Not Active)
Subsection HA - General RequirementsSubsection HA - General Requirements
Subsection HB - Class A Metallic Pressure Boundary ComponenSubsection HB - Class A Metallic Pressure Boundary Componen tsts
Subsection HC - Class B Metallic Pressure Boundary ComponSubsection HC - Class B Metallic Pressure Boundary Compon entsents
Subsection HF - Class A and B Subsection HF - Class A and B Metallic SupportsMetallic Supports
Subsection HG - Class A Metallic Core Support SSubsection HG - Class A Metallic Core Support S tructurestructures
Subsection HH - Class A Non-Metallic Core Support StructuresSubsection HH - Class A Non-Metallic Core Support Structures
ASME BPVC Section IV - Rules for Construction of Heating ASME BPVC Section IV - Rules for Construction of Heating BoilersBoilers
ASME BPVC Section V -ASME BPVC Section V - Nondestructive Examination Nondestructive Examination
ASME BPVC Section VI - Recommended ASME BPVC Section VI - Recommended Rules for the Care and Operation Rules for the Care and Operation of Heatingof Heating
Boilers Boilers
ASME BPVC Section VII - Recommended ASME BPVC Section VII - Recommended Guidelines for the Care of Power BoilersGuidelines for the Care of Power Boilers
ASME BPVC Section VIII - Rules for Construction of Pressure VesselsASME BPVC Section VIII - Rules for Construction of Pressure Vessels
o
o Division 1Division 1 o
o Division 2 - Alternative RulesDivision 2 - Alternative Rules o
o Division 3 - Alternative Rules for Construction of High Pressure VesselsDivision 3 - Alternative Rules for Construction of High Pressure Vessels
ASME BPVC Section IX - Welding and ASME BPVC Section IX - Welding and Brazing QualificationsBrazing Qualifications
ASME BPVC Section XI - Rules for Inservice ASME BPVC Section XI - Rules for Inservice Inspection of Nuclear Power PlantInspection of Nuclear Power Plant
Components Components
ASME BPVC Section XII - Rules for the Construction ASME BPVC Section XII - Rules for the Construction & Continued Service of Transport& Continued Service of Transport
Tanks Tanks ADDENDA ADDENDA
An addenda, which includes additions and revisions to the individual Sections of the Code are An addenda, which includes additions and revisions to the individual Sections of the Code are issued accordingly for a particular edition of the c
issued accordingly for a particular edition of the c ode up until the nexode up until the next editiont edition..[8][8] INTERPRETATIONS
INTERPRETATIONS
ASME's interpretations to submitted technical queries relevant to a particular Section of the ASME's interpretations to submitted technical queries relevant to a particular Section of the Code are issued accordingly. Interpretations are also available through the
Code are issued accordingly. Interpretations are also available through the internetinternet..[9][9] CODES CASES
CODES CASES
Code Cases provide rules that permit the use of materials and alternative methods of construction Code Cases provide rules that permit the use of materials and alternative methods of construction that are not covered b
that are not covered by existing BPVC rulesy existing BPVC rules..[10][10]For those Cases that have been adopted For those Cases that have been adopted willwill appear in the appropriate Code Cases book: "
appear in the appropriate Code Cases book: " Boilers and Pressure Vessels Boilers and Pressure Vessels" and "" and " Nuclear Nuclear Components.
Components.""[8][8]
Codes Cases are usually intended to be
Codes Cases are usually intended to be incorporated in the Code in a incorporated in the Code in a later edition. When it islater edition. When it is used, the Code Case spec
used, the Code Case specifies mandatory requirements which must be met as it woifies mandatory requirements which must be met as it wo uld be withuld be with the Code. There are some
the Code. There are some jurisdictions that do not automatically accept Code Casesjurisdictions that do not automatically accept Code Cases..[8][8]
ASME BPVC Section II
ASME BPVC Section II
The section of the ASME BPVC consists of 4 parts. The section of the ASME BPVC consists of 4 parts. Part A - Ferrous Material Specifications
Part A - Ferrous Material Specifications This Part is a supplementary book referenced
This Part is a supplementary book referenced by other sections of the Code. by other sections of the Code. It provides materialIt provides material specifications for ferrous materials which are suitable for use in the construction of pressure specifications for ferrous materials which are suitable for use in the construction of pressure vessels
vessels..[11][11]
The specifications contained is this Part specify the mechani
The specifications contained is this Part specify the mechani cal properties, heat treatment, heatcal properties, heat treatment, heat and product chemical composition and
and product chemical composition and analysis, test specimens, and methodologies of testing.analysis, test specimens, and methodologies of testing. The designation of the specifications start with 'SA' and
The designation of the specifications start with 'SA' and a number which is taken from thea number which is taken from the ASTM 'A' specifications
ASTM 'A' specifications..[11][11]
Part B - Nonferrous Material Specifications Part B - Nonferrous Material Specifications This Part is a supplementary book referenced
This Part is a supplementary book referenced by other sections of the Code. by other sections of the Code. It provides materialIt provides material specifications for nonferrous materials which are suitable for use in the construction of pressure specifications for nonferrous materials which are suitable for use in the construction of pressure vessels
The specifications contained is this Part specify the mechanical
The specifications contained is this Part specify the mechanical properties, heat treatment, heatproperties, heat treatment, heat and product chemical composition and
and product chemical composition and analysis, test specimens, and methodologies of testing.analysis, test specimens, and methodologies of testing. The designation of the specifications start with 'SB' and
The designation of the specifications start with 'SB' and a number which is taken a number which is taken from the ASTMfrom the ASTM 'B' specifications
'B' specifications..[11][11]
Part C - Specifications for Welding Rods, Electrodes, and Filler Metals Part C - Specifications for Welding Rods, Electrodes, and Filler Metals This Part is a supplementary book referenced
This Part is a supplementary book referenced by other sections of the Code. by other sections of the Code. It providesIt provides
mechanical properties, heat treatment, heat and product chemical composition and analysis, test mechanical properties, heat treatment, heat and product chemical composition and analysis, test specimens, and methodologies of testing for welding rods,
specimens, and methodologies of testing for welding rods, filler metals and electrodes used in thefiller metals and electrodes used in the construction of pressure vessels
construction of pressure vessels..[11][11]
The specifications contained is this Part are designated
The specifications contained is this Part are designated with 'SFA' and a number with 'SFA' and a number which is takenwhich is taken from the
from the American Welding SocietyAmerican Welding Society(AWS) specifications(AWS) specifications..[11][11] Part D - Properties (Customary/Metric)
Part D - Properties (Customary/Metric) This Part is a supplementary book referenced
This Part is a supplementary book referenced by other sections of the Code. by other sections of the Code. It provides tables for It provides tables for the design stress values, tensile and yield stress values as well as tables
the design stress values, tensile and yield stress values as well as tables for material propertiesfor material properties (Modulus of Elasticity, Coefficient of heat transfer
(Modulus of Elasticity, Coefficient of heat transfer et al.et al.))[11][11]
ASME BPVC Section III -Rules for Construction of Nuclear
ASME BPVC Section III -Rules for Construction of Nuclear
Facility Components
Facility Components
Section III of the ASME Code Address the rules f
Section III of the ASME Code Address the rules f or construction of nuclear facility componentsor construction of nuclear facility components and supports. The components and
and supports. The components and supports coverd by section III are intended supports coverd by section III are intended to be installed in ato be installed in a nuclear power system that serves the purpose of
nuclear power system that serves the purpose of producing and controlling the output producing and controlling the output of thermalof thermal energy from nuclear fuel and those associated s
energy from nuclear fuel and those associated systems essential to safety of nuclear power ystems essential to safety of nuclear power system. Section III provides requirements for new construction of nuclear power
system. Section III provides requirements for new construction of nuclear power systemsystem considering mechanical and thermal stresses due to c
considering mechanical and thermal stresses due to c yclic operation. Deterioration, which mayyclic operation. Deterioration, which may occur in service as result of radiation effects, corrosion, or instability of the
occur in service as result of radiation effects, corrosion, or instability of the material, is typicallymaterial, is typically not addressed.
not addressed.
Subsection NCA (General Requirements for Division 1 and Division 2)Subsection NCA (General Requirements for Division 1 and Division 2)
o
o NCA-1000 Scope of Section III NCA-1000 Scope of Section III o
o NCA-2000 Classification of Components and Supports NCA-2000 Classification of Components and Supports o
o NCA-3000 Responsibilities and Duties NCA-3000 Responsibilities and Duties o
o NCA-4000 Quality Assurance NCA-4000 Quality Assurance o
o NCA-5000 Authorized Inspection NCA-5000 Authorized Inspection o
o NCA-8000 Certificates, Nameplates, Code Symbol Stamping, and Data Reports NCA-8000 Certificates, Nameplates, Code Symbol Stamping, and Data Reports o
o NCA-9000 Glossary NCA-9000 Glossary
Division 1- Metallic ComponentsDivision 1- Metallic Components
o
o Subsection NB Class 1 components (Those compSubsection NB Class 1 components (Those components that are part of the fluid-onents that are part of the
fluid-retaining pressure boundary of the reactor coolant
retaining pressure boundary of the reactor coolant system. Failure of this pressuresystem. Failure of this pressure boundary would violate the integrity of the reactor coolant pressure boundary) boundary would violate the integrity of the reactor coolant pressure boundary)
Reactor Pressure VesselReactor Pressure Vessel
Pressurizer VesselPressurizer Vessel
Steam GeneratorsSteam Generators
Reactor Coolan PumpsReactor Coolan Pumps
Reactor Coolant PipingReactor Coolant Piping
Line ValvesLine Valves
Safety ValvesSafety Valves o
o Subsection NC Class 2 components (Those components that are not part of of theSubsection NC Class 2 components (Those components that are not part of of the
reactor coolant pressure boundary, but are important for reactor shutdown, reactor coolant pressure boundary, but are important for reactor shutdown,
emergency core cooling, post-accident containment heat removal, or post-accident emergency core cooling, post-accident containment heat removal, or post-accident fission product removal)
fission product removal)
Emergency Core CoolingEmergency Core Cooling
Post Accident Heat RemovalPost Accident Heat Removal
Post Accident Fission Product RemovalPost Accident Fission Product Removal
Includes Vessels, Pumps, Valves, Piping , Storage Tanks, andIncludes Vessels, Pumps, Valves, Piping , Storage Tanks, and
Supports Supports
o
o Subsection ND Class 3 components (Those componenSubsection ND Class 3 components (Those componen ts that are not part of classts that are not part of class
1 or 2 but are important to safety) 1 or 2 but are important to safety)
Cooling Water SystemsCooling Water Systems
Auxiliary Feedwater SystemsAuxiliary Feedwater Systems
Includes Vessels, Pumps,Valves, Piping , Storage Tanks, andIncludes Vessels, Pumps,Valves, Piping , Storage Tanks, and
Supports Supports
o
o Subsection NE Class MC supportsSubsection NE Class MC supports
Containment VesselContainment Vessel
Penetration Assemblies (Does not Include Piping, Pumps and Penetration Assemblies (Does not Include Piping, Pumps and ValvesValves
which if pass throght containment must be class 1
which if pass throght containment must be class 1 or class 2)or class 2)
o
o Subsection NF SupportsSubsection NF Supports
Plate and Shell TypePlate and Shell Type
Linear TypeLinear Type
Standar SupportsStandar Supports
Support Class is the class of the Component SupportedSupport Class is the class of the Component Supported o
o Subsection NG Core Support Structures (class CS)Subsection NG Core Support Structures (class CS)
Core Support StructuresCore Support Structures
Reactor Vessel InternalsReactor Vessel Internals o
o Subsection NH Class 1 Components in Elevated Temperature Service (ThoseSubsection NH Class 1 Components in Elevated Temperature Service (Those
components that are used in e
components that are used in elevated temperature service)levated temperature service)
Elevated Temperature ComponentsElevated Temperature Components
Service Temperature over 800°FService Temperature over 800°F
o o AppendicesAppendices
ASME BPVC Section V
ASME BPVC Section V
The section of the ASME BPVCThe section of the ASME BPVC contains the requirements for nondestructive examinationscontains the requirements for nondestructive examinations which are referred and required by
The section also covers the suppliers examination responsibilities, requirements of the authorized The section also covers the suppliers examination responsibilities, requirements of the authorized inspectors (AI) as well as the requirements for the qualification of personnel, inspection and inspectors (AI) as well as the requirements for the qualification of personnel, inspection and examinations
examinations..[12][12]
ASME BPVC Section VIII
ASME BPVC Section VIII
The section of the ASME BPVC consists of 3 divisions The section of the ASME BPVC consists of 3 divisions..[13][13]
Division 1
Division 1
This division covers the mandatory requirements, specific prohibitions and non
This division covers the mandatory requirements, specific prohibitions and non mandatorymandatory guidance for materials, design, fabrication, inspection and testing, markings and reports, guidance for materials, design, fabrication, inspection and testing, markings and reports, overpressure protection and certification of pressure vessels having an internal
overpressure protection and certification of pressure vessels having an internal or externalor external pressure which exceeds 15 psi (100 kPa)
pressure which exceeds 15 psi (100 kPa)..[8][8] The pressure vessel can be either fired or un
The pressure vessel can be either fired or unfiredfired..[13][13]The pressure may be from external sources,The pressure may be from external sources, or by the application of heating from an indirect or direct source, or any combination thereof or by the application of heating from an indirect or direct source, or any combination thereof ..[8][8] The Division is not numbered in the traditional method
The Division is not numbered in the traditional method (Part 1, Part 2 etc.) but is structured with(Part 1, Part 2 etc.) but is structured with Subsections and Parts which consist of letters followed by a number. The structure is as
Subsections and Parts which consist of letters followed by a number. The structure is as follows
follows::[8][8]
Subsection A - General RequirementsSubsection A - General Requirements
o
o Part UG - General Requirements for All Methods of Construction and Part UG - General Requirements for All Methods of Construction and AllAll
Materials Materials
Materials: UG-4 through to UG-15Materials: UG-4 through to UG-15
Design: UG-16 through to UG-35Design: UG-16 through to UG-35
Openings and Reinforcements: UG-36 through to UG-46Openings and Reinforcements: UG-36 through to UG-46
Braced and Stayed Surfaces: UG-47 through to UG-50Braced and Stayed Surfaces: UG-47 through to UG-50
Fabrication: UG-75 through to UG-85Fabrication: UG-75 through to UG-85
Inspection and Tests: UG-90 through to UG-103Inspection and Tests: UG-90 through to UG-103
Marking and Reports: UG-115 through to UG-120Marking and Reports: UG-115 through to UG-120
Overpressure Protection: UG125 through to UG-140Overpressure Protection: UG125 through to UG-140
Subsection B - Requirements Pertaining to Methods of Fabrication of PressureSubsection B - Requirements Pertaining to Methods of Fabrication of Pressure
Vessels Vessels
o
o Part UW - Requirements for Pressure Vessels Fabricated by WeldingPart UW - Requirements for Pressure Vessels Fabricated by Welding
General: UW-1 through to UW-3General: UW-1 through to UW-3
Materials: UW-5Materials: UW-5
Design: UW-8 through to UW-21Design: UW-8 through to UW-21
Fabrication: UW-26 through to UW-42Fabrication: UW-26 through to UW-42
Inspection and Tests: UW-46 through to UW-54Inspection and Tests: UW-46 through to UW-54
Marking and Reports: UW-60Marking and Reports: UW-60
Pressure Relief Devices: UW-65Pressure Relief Devices: UW-65 o
o Part UF - Requirements for Pressure Vessels Fabricated by ForgingPart UF - Requirements for Pressure Vessels Fabricated by Forging
Materials: UF-5 through to UF-7Materials: UF-5 through to UF-7
Design: UF-12 through to UF-25Design: UF-12 through to UF-25
Fabrication: UF-26 through to UF-43Fabrication: UF-26 through to UF-43
Inspection and Tests: UF-45 through to UF-55Inspection and Tests: UF-45 through to UF-55
Marking and Reports: UF-115Marking and Reports: UF-115
Pressure Relief Devices: UF-125Pressure Relief Devices: UF-125 o
o Part UB - Requirements for Pressure Vessels Fabricated by BrazingPart UB - Requirements for Pressure Vessels Fabricated by Brazing
General: UB-1 through to UB-3General: UB-1 through to UB-3
Materials: UB-5 through to UB-7Materials: UB-5 through to UB-7
Design: UB-9 through to UB-22Design: UB-9 through to UB-22
Fabrication: UB-30 through to UB-37Fabrication: UB-30 through to UB-37
Inspection and Tests: UB-40 through to UB-50Inspection and Tests: UB-40 through to UB-50
Marking and Reports: UB-55Marking and Reports: UB-55
Pressure Relief Devices: UB-60Pressure Relief Devices: UB-60
Subsection C - Requirements Pertaining to Classes of MaterialsSubsection C - Requirements Pertaining to Classes of Materials
o
o Part UCS - Requirements for Pressure Vessels Constructed of Carbon and Part UCS - Requirements for Pressure Vessels Constructed of Carbon and LowLow
Alloy Steels Alloy Steels
General: UCS-1General: UCS-1
Materials: UCS-5 through to UCS-12Materials: UCS-5 through to UCS-12
Design: UCS-16 through to UCS-57Design: UCS-16 through to UCS-57
Low Temperature Operation: UCS-65 through to UCS-68Low Temperature Operation: UCS-65 through to UCS-68
Fabrication: UCS-75 through to UCS-85Fabrication: UCS-75 through to UCS-85
Inspection and Tests: UCS-90Inspection and Tests: UCS-90
Marking and Reports: UCS-115Marking and Reports: UCS-115
Pressure Relief Devices: UCS-125Pressure Relief Devices: UCS-125
Nonmandatory Appendix CS: UCS-150 through to UCS-160 Nonmandatory Appendix CS: UCS-150 through to UCS-160 o
o Part UNF - Requirements for Pressure Vessels Constructed of NonferrousPart UNF - Requirements for Pressure Vessels Constructed of Nonferrous
Materials Materials
General: UNF-1 through to UNF-4General: UNF-1 through to UNF-4
Materials: UNF-5 through to UNF-15Materials: UNF-5 through to UNF-15
Design: UNF-16 through to UNF-65Design: UNF-16 through to UNF-65
Fabrication: UNF-75 through to UNF-79Fabrication: UNF-75 through to UNF-79
Inspection and Tests: UNF-90 through to UNF-95Inspection and Tests: UNF-90 through to UNF-95
Marking and Reports: UNF-115Marking and Reports: UNF-115
Pressure Relief Devices: UNF-125Pressure Relief Devices: UNF-125
Appendix NF: Characteristics of the Appendix NF: Characteristics of the Nonferrous Materials (InformativeNonferrous Materials (Informative
and Nonmandatory) and Nonmandatory)
o
o Part UHA Requirements for Pressure Vessels Constructed of High Alloy SteelPart UHA Requirements for Pressure Vessels Constructed of High Alloy Steel
General: UHA-1 through to UHA-8General: UHA-1 through to UHA-8
Materials: UHA-11 through to UHA-13Materials: UHA-11 through to UHA-13
Design: UHA-20 through to UHA-34Design: UHA-20 through to UHA-34
Fabrication: UHA-40 through to UHA-44Fabrication: UHA-40 through to UHA-44
Inspection and Tests: UHA-50 through to UHA-52Inspection and Tests: UHA-50 through to UHA-52
Marking and Reports: UHA-60Marking and Reports: UHA-60
Appendix HA: Suggestions on the Selection and Treatment of AusteniticAppendix HA: Suggestions on the Selection and Treatment of Austenitic
Chromium
Chromium
–
–
Nickel and Ferritic and Martensitic High Chromium Steels Nickel and Ferritic and Martensitic High Chromium Steels (Informative and Nonmandatory)(Informative and Nonmandatory)
o
o Part UCI - Requirements for Pressure Vessels Constructed of Cast IronPart UCI - Requirements for Pressure Vessels Constructed of Cast Iron
General: UCI-1 through to UCI-3General: UCI-1 through to UCI-3
Materials: UCI-5 through to UCMaterials: UCI-5 through to UCI-12I-12
Design: UCI-16 through to UCI-37Design: UCI-16 through to UCI-37
Fabrication: UCI-75 through to UCI-78Fabrication: UCI-75 through to UCI-78
Inspection and Tests: UCI-90 through to UCI-101Inspection and Tests: UCI-90 through to UCI-101
Marking and Reports: UCI-115Marking and Reports: UCI-115
Pressure Relief Devices: UCI-125Pressure Relief Devices: UCI-125 o
o Part UCL - Requirements for Welded Pressure Vessels Constructed of MaterialPart UCL - Requirements for Welded Pressure Vessels Constructed of Material
With Corrosion Resistant Integral Cladding, Weld Metal Overlay Cladding, or With Corrosion Resistant Integral Cladding, Weld Metal Overlay Cladding, or With Applied Linings
With Applied Linings
General: UCL-1 through to UCL-3General: UCL-1 through to UCL-3
Materials: UCL-10 through to UCL-12Materials: UCL-10 through to UCL-12
Design: UCL-20 through to UCL-27Design: UCL-20 through to UCL-27
Fabrication: UCL-30 through to UCL-46Fabrication: UCL-30 through to UCL-46
Inspection and Tests: UCL-50 through to UCL-52Inspection and Tests: UCL-50 through to UCL-52
Marking and Reports: UCL-55Marking and Reports: UCL-55
Pressure Relief Devices: UCL-60Pressure Relief Devices: UCL-60 o
o Part UCD - Requirements for Pressure Vessels Constructed of Cast Ductile IronPart UCD - Requirements for Pressure Vessels Constructed of Cast Ductile Iron
General: UCD-1 through to UCD-3General: UCD-1 through to UCD-3
Materials: UCD-5 through to UCD-12Materials: UCD-5 through to UCD-12
Design: UCD-16 through to UCD-37Design: UCD-16 through to UCD-37
Fabrication: UCD-75 through to UCD-78Fabrication: UCD-75 through to UCD-78
Inspection and Tests: UCD-90 through to UCD-101Inspection and Tests: UCD-90 through to UCD-101
Marking and Reports: UCD-115Marking and Reports: UCD-115
Pressure Relief Devices: UCD-125Pressure Relief Devices: UCD-125 o
o Part UHT Requirements for Pressure Vessels Constructed of Ferritic Steels WithPart UHT Requirements for Pressure Vessels Constructed of Ferritic Steels With
Tensile Properties Enhanced by Heat Treatment. Tensile Properties Enhanced by Heat Treatment.
General: UHT-1General: UHT-1
Materials: UHT-5 through to UHT-6Materials: UHT-5 through to UHT-6
Design: UHT-16 through to UHT-57Design: UHT-16 through to UHT-57
Fabrication: UHT-75 through to UHT-86Fabrication: UHT-75 through to UHT-86
Inspection and Tests: UHT-90Inspection and Tests: UHT-90
Marking and Reports: UHT-115Marking and Reports: UHT-115
Pressure Relief Devices: UHT-125Pressure Relief Devices: UHT-125 o
o Part ULW Requirements for Pressure Vessels Fabricated by Layered ConstructionPart ULW Requirements for Pressure Vessels Fabricated by Layered Construction
Introduction: ULW-1 through to ULW-2Introduction: ULW-1 through to ULW-2
Materials: ULW-5Materials: ULW-5
Design: ULW-16 through to ULW-26Design: ULW-16 through to ULW-26
Welding: ULW-31 through to ULW-33Welding: ULW-31 through to ULW-33
Nondestructive Examination of Welded Joints: ULW-50 through to ULW- Nondestructive Examination of Welded Joints: 50 through to
ULW-57 57
Inspection and Tests: ULW-90Inspection and Tests: ULW-90
Marking and Reports: ULW-115Marking and Reports: ULW-115
Pressure Relief Devices: ULW-125Pressure Relief Devices: ULW-125 o
o Part ULT Alternative Rules for Pressure Vessels Constructed of Materials HavingPart ULT Alternative Rules for Pressure Vessels Constructed of Materials Having
Higher Allowable Stresses at Low Temperature Higher Allowable Stresses at Low Temperature
General: ULT-1 through to ULT-5General: ULT-1 through to ULT-5
Design: ULT-16 through to ULT-57Design: ULT-16 through to ULT-57
Fabrication: ULT-76 through to ULT-86Fabrication: ULT-76 through to ULT-86
Inspection and Tests: ULT-90 through to ULT-100Inspection and Tests: ULT-90 through to ULT-100
Marking and Reports: ULT-115Marking and Reports: ULT-115
Pressure Relief Devices: ULT-125Pressure Relief Devices: ULT-125 o
o Part UHX - Rules for Shell-and-Tube Heat ExchanPart UHX - Rules for Shell-and-Tube Heat Exchan gersgers o
o Part UIG - Requirements for Pressure Vessels Constructed of ImpregnatedPart UIG - Requirements for Pressure Vessels Constructed of Impregnated
Graphite Graphite
General: UIG-1 through to UIG-3General: UIG-1 through to UIG-3
Materials: UIG-5 through to UMaterials: UIG-5 through to UIG-8IG-8
Design: UIG-22 through to UIG-60Design: UIG-22 through to UIG-60
Fabrication: UIG-75 through to UIG-84Fabrication: UIG-75 through to UIG-84
Inspection and Tests: UIG-90 through to UIG-112Inspection and Tests: UIG-90 through to UIG-112
Marking and Reports: UIG-115 through to UIG-121Marking and Reports: UIG-115 through to UIG-121
Pressure Relief Devices: UIG-125Pressure Relief Devices: UIG-125
MANDATORY APPENDICES: 1 through to 42MANDATORY APPENDICES: 1 through to 42
NONMANDATORY APPENDICES: A through to MM NONMANDATORY APPENDICES: A through to MM
Division 2 -
Division 2 - Alternative Rules
Alternative Rules
This division covers the mandatory requirements, specific prohibitions and non
This division covers the mandatory requirements, specific prohibitions and non mandatorymandatory guidance for materials, design, fabrication, inspection and testing, markings and reports, guidance for materials, design, fabrication, inspection and testing, markings and reports, overpressure protection and certification of pressure vessels having an internal o
overpressure protection and certification of pressure vessels having an internal o r externalr external pressure which exceeds 15 psi (103 kPa)
pressure which exceeds 15 psi (103 kPa)..[14][14] The pressure vessel can be either fired or
The pressure vessel can be either fired or unfiredunfired..[13][13]The pressure may be from external sources,The pressure may be from external sources, or by the application of heating
or by the application of heating from an indirect or direct source as a from an indirect or direct source as a result of a process, or anyresult of a process, or any combination of the two
combination of the two..[14][14]
The rules contained in this section can be used as an alternative to the minimum requirements The rules contained in this section can be used as an alternative to the minimum requirements specified in Division 1. Generally the Division 2 rules are mo
specified in Division 1. Generally the Division 2 rules are mo re onerous than in Division 1 withre onerous than in Division 1 with respect to materials, design and nondestructive examinations bu
respect to materials, design and nondestructive examinations bu t higher design stress intensityt higher design stress intensity values are allowed
values are allowed..[13][13]Division 2 has also provisions for the use of Division 2 has also provisions for the use of finite element analysisfinite element analysis toto determine expected stress in pressure equipment, in addition
determine expected stress in pressure equipment, in addition to the traditional approach of to the traditional approach of designdesign by formula
by formula (Part 5: "Design by (Part 5: "Design by Analysis requirements").Analysis requirements").
Division 3 -
This division covers the mandatory requirements, specific prohibitions and non
This division covers the mandatory requirements, specific prohibitions and non mandatorymandatory guidance for materials, design, fabrication, inspection and testing, markings and reports, guidance for materials, design, fabrication, inspection and testing, markings and reports, overpressure protection and certification of pressure vessels having an internal
overpressure protection and certification of pressure vessels having an internal or externalor external pressure which exceeds 10,000 psi (70,000 kPa)
pressure which exceeds 10,000 psi (70,000 kPa)..[15][15] The pressure vessel can be either fired or
The pressure vessel can be either fired or unfiredunfired..[13][13]The pressure may be from external sources,The pressure may be from external sources, by the application of heating from an indirect or direct source, process reaction or any
by the application of heating from an indirect or direct source, process reaction or any combination thereof
