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ASME BPVC - III - 1 - NE -2021 BPVC Section III, Rules for Construction of Nuclear Facility Components, Division 1, Subsection NE, Class MC Components, 2021
- TABLE OF CONTENTS
- LIST OF SECTIONS
- INTERPRETATIONS
- CODE CASES
- FOREWORD
- STATEMENT OF POLICY ON THE USE OF THE ASME SINGLE CERTIFICATION MARK AND CODE AUTHORIZATION IN ADVERTISING
- STATEMENT OF POLICY ON THE USE OF ASME MARKING TO IDENTIFY MANUFACTURED ITEMS
- SUBMITTAL OF TECHNICAL INQUIRIES TO THE BOILER AND PRESSURE VESSEL STANDARDS COMMITTEES
- PERSONNEL
- ORGANIZATION OF SECTION III [Go to Page]
- 1 GENERAL
- 2 SUBSECTIONS
- 3 ARTICLES
- 4 SUBARTICLES
- 5 SUBSUBARTICLES
- 6 PARAGRAPHS
- 7 SUBPARAGRAPHS
- 8 SUBSUBPARAGRAPHS
- 9 REFERENCES
- SUMMARY OF CHANGES
- LIST OF CHANGES IN RECORD NUMBER ORDER
- CROSS-REFERENCING AND STYLISTIC CHANGES IN THE BOILER AND PRESSURE VESSEL CODE
- Article NE-1000 Introduction [Go to Page]
- NE-1100 Scope and General Requirements [Go to Page]
- NE-1110 Aspects of Construction Covered by These Rules
- NE-1120 Temperature Limits
- NE-1130 Boundaries of Jurisdiction
- Article NE-2000 Material [Go to Page]
- NE-2100 General Requirements for Material [Go to Page]
- NE-2110 Scope of Principal Terms Employed
- NE-2120 Pressure-Retaining Material
- NE-2130 Certification of Material
- NE-2140 Welding Material
- NE-2150 Material Identification
- NE-2160 Deterioration of Material in Service
- NE-2170 Heat Treatment to Enhance Impact Properties
- NE-2180 Procedures for Heat Treatment of Material
- NE-2190 Non-Pressure‐Retaining Material
- NE-2200 Material Test Coupons and Specimens for Ferritic Steel Material [Go to Page]
- NE-2210 Heat Treatment Requirements
- NE-2220 Procedure for Obtaining Test Coupons and Specimens for Quenched and Tempered Material
- NE-2300 Fracture Toughness Requirements for Material [Go to Page]
- NE-2310 Material to Be Impact Tested
- NE-2320 Impact Test Procedures
- NE-2330 Test Requirements and Acceptance Standards
- NE-2340 Number of Impact Tests Required
- NE-2350 Retests
- NE-2360 Calibration of Instruments and Equipment
- NE-2400 Welding Material [Go to Page]
- NE-2410 General Requirements
- NE-2420 Required Tests
- NE-2430 Weld Metal Tests
- NE-2440 Storage and Handling of Welding Material
- NE-2500 Examination and Repair of Pressure-Retaining Material [Go to Page]
- NE-2510 Pressure-Retaining Material
- NE-2530 Examination and Repair of Plate
- NE-2540 Examination and Repair of Forgings and Bars
- NE-2550 Examination and Repair of Seamless and Welded (Without Filler Metal) Tubular Products and Fittings
- NE-2560 Examination and Repair of Tubular Products and Fittings Welded With Filler Metal
- NE-2570 Examination and Repair of Statically and Centrifugally Cast Products
- NE-2580 Examination of Bolts, Studs, and Nuts
- NE-2600 Material Organizations’ Quality System Programs [Go to Page]
- NE-2610 Documentation and Maintenance of Quality System Programs
- NE-2700 Dimensional Standards [Go to Page]
- NE-2710 Standards and Specifications
- Article NE-3000 Design [Go to Page]
- NE-3100 General Design [Go to Page]
- NE-3110 Loading Criteria
- NE-3120 Special Considerations
- NE-3130 General Design Rules
- NE-3200 Design by Analysis [Go to Page]
- NE-3210 Design Criteria
- NE-3220 Stress Intensity and Buckling Stress Values for Other Than Bolts
- NE-3230 Stress Limits for Bolts
- NE-3300 Design by Formula [Go to Page]
- NE-3310 Design Criteria
- NE-3320 Design Considerations
- NE-3330 Openings and Reinforcement
- NE-3350 Design of Welded Connections
- NE-3360 Special Vessel Requirements
- NE-3700 Electrical and Mechanical Penetration Assemblies [Go to Page]
- NE-3720 Design Rules
- Article NE-4000 Fabrication and Installation [Go to Page]
- NE-4100 General Requirements [Go to Page]
- NE-4110 Introduction
- NE-4120 Certification of Material and Fabrication by Component Certificate Holder
- NE-4130 Repair of Material
- NE-4200 Forming, Fitting, and Aligning [Go to Page]
- NE-4210 Cutting, Forming, and Bending
- NE-4220 Forming Tolerances
- NE-4230 Fitting and Aligning
- NE-4240 Requirements for Weld Joints
- NE-4300 Welding Qualifications [Go to Page]
- NE-4310 General Requirements
- NE-4320 Welding Qualifications, Records, and Identifying Stamps
- NE-4330 General Requirements for Welding Procedure Qualification Tests
- NE-4340 Performance Qualification of Welders for Clad Material
- NE-4400 Rules Governing Making, Examining, and Repairing Welds [Go to Page]
- NE-4410 Precautions to Be Taken Before Welding
- NE-4420 Rules for Making Welded Joints
- NE-4430 Welding of Attachments
- NE-4450 Repair of Weld Metal Defects
- NE-4600 Heat Treatment [Go to Page]
- NE-4610 Welding Preheat Requirements
- NE-4620 Postweld Heat Treatment
- NE-4630 Intermediate Postweld Heat Treatment
- NE-4660 Heat Treatment of Electroslag Welds
- NE-4700 Mechanical Joints and Penetration Assemblies [Go to Page]
- NE-4710 Bolting and Threading
- NE-4720 Bolting Flanged Joints
- NE-4730 Electrical and Mechanical Penetration Assemblies
- NE-4740 Special Qualification Requirements for Electrical and Mechanical Penetration Assemblies
- NE-4800 Expansion Joints [Go to Page]
- NE-4810 Bellows‐Type Expansion Joints
- Article NE-5000 Examination [Go to Page]
- NE-5100 General Requirements for Examination of Vessels [Go to Page]
- NE-5110 Procedures, Qualifications, and Evaluation
- NE-5120 Time of Examination of Welds
- NE-5130 Examination of Weld Edge Preparation Surfaces
- NE-5200 Required Examination of Welds [Go to Page]
- NE-5210 Category A Welded Joints
- NE-5220 Category B Welded Joints
- NE-5230 Category C Welded Joints
- NE-5240 Category D Welded Joints
- NE-5260 Attachments
- NE-5270 Special Welds
- NE-5280 Special Exceptions for Radiography
- NE-5300 Acceptance Standards [Go to Page]
- NE-5320 Radiographic Acceptance Standards
- NE-5330 Ultrasonic Acceptance Standards
- NE-5340 Magnetic Particle Acceptance Standards
- NE-5350 Liquid Penetrant Acceptance Standards
- NE-5500 Qualifications and Certification of Nondestructive Examination Personnel [Go to Page]
- NE-5510 General Requirements
- NE-5520 Personnel Qualification, Certification, and Verification
- NE-5530 Records
- NE-5700 Examination Requirements for Expansion Joints [Go to Page]
- NE-5710 Bellows Expansion Joints
- Article NE-6000 Testing [Go to Page]
- NE-6100 General Requirements [Go to Page]
- NE-6110 Pressure Testing of Vessels and Appurtenances
- NE-6120 Preparation for Testing
- NE-6200 Hydrostatic Tests [Go to Page]
- NE-6210 Hydrostatic Test Procedure
- NE-6220 Hydrostatic Test Pressure Requirements
- NE-6230 Bellows Expansion Joints
- NE-6300 Pneumatic Tests [Go to Page]
- NE-6310 Pneumatic Testing Procedures
- NE-6320 Pneumatic Test Pressure Requirements
- NE-6400 Pressure Test Gages [Go to Page]
- NE-6410 Requirements for Pressure Test Gages
- NE-6700 Containment Penetration [Go to Page]
- NE-6710 Pressure Tests
- Article NE-7000 Overpressure Protection [Go to Page]
- NE-7100 General Requirements [Go to Page]
- NE-7110 Scope
- NE-7120 Integrated Overpressure Protection
- NE-7130 Provisions for Checking Operation of Pressure Relief Devices
- NE-7140 Installation Provisions
- NE-7150 Acceptable Pressure Relief Devices
- NE-7160 Unacceptable Relief Devices
- NE-7200 Overpressure Protection Report [Go to Page]
- NE-7210 Responsibility for Report
- NE-7220 Content of Report
- NE-7230 Certification of Report
- NE-7240 Review of Report After Installation
- NE-7250 Filing of Report
- NE-7300 Relieving Capacity Requirements [Go to Page]
- NE-7310 Relieving Capacity of Pressure Relief Devices
- NE-7400 Set Pressures of Pressure Relief Devices [Go to Page]
- NE-7410 Set Pressure Limitations for Testing Conditions
- NE-7500 Operating Design Requirements for Pressure Relief Valves [Go to Page]
- NE-7510 Pressure Relief Valves
- NE-7520 Power-Actuated Pressure Relief Valves
- NE-7700 Certification Requirements [Go to Page]
- NE-7710 Responsibility for Certification of Pressure Relief Valves
- NE-7800 Marking, Stamping With Certification Mark, and Data Reports [Go to Page]
- NE-7810 Pressure and Vacuum Relief Valves
- Article NE-8000 Nameplates, Stamping With Certification Mark, and Reports [Go to Page]
- NE-8100 Requirements
- Figures [Go to Page]
- Figure NE-1110-1 Typical Containment Penetrations
- Figure NE-1131-1 Some Typical Jurisdictional Boundaries for Welded Connections Class MC Containment Vessels
- Figure NE-1132.2-1 Attachments in the Containment Vessel Support Load Path That Do Not Perform a Pressure-Retaining Function
- Figure NE-1132.2-2 Attachments That Do Not Perform a Pressure-Retaining Function and Are Not in the Containment Vessel Support Load Path (Nonstructural Attachments)
- Figure NE-1132.2-3 Attachments That Perform a Pressure-Retaining Function
- Figure NE-2433.1-1 Weld Metal Delta Ferrite Content
- Figure NE-2575.2-1 Typical Pressure-Retaining Parts of Vessels
- Figure NE-3213.10-1 Example of Acceptable Local Primary Membrane Stress Due to Pressure
- Figure NE-3221-1 Stress Categories and Limits of Stress Intensity for Design Conditions
- Figure NE-3221-2 Stress Categories and Limits of Stress Intensity for Level A and B Service Limits; and for Level C Service Limits Where the Structure Is Not Integral and Continuous
- Figure NE-3221-3Stress Categories and Limits of Stress Intensity for Level C Service Limits Where the Structure Is Integral and Continuous; and for Level D Service Limits Where the Structure Is Not Integral and Continuous, and at Partial Penetration Welds
- Figure NE-3221-4 Stress Categories and Limits of Stress Intensity for Level D Service Limits Where the Structure Is Integral and Continuous
- Figure NE-3324.2-1 Principal Dimensions of Typical Heads
- Figure NE-3324.11(a)(6)-1 Large Head Openings: Reverse Curve and Conical Shell Reducer Sections
- Figure NE-3325-1 Some Acceptable Types of Unstayed Flat Heads and Covers
- Figure NE-3326.1-1 Spherically Dished Covers With Bolting Flanges
- Figure NE-3332.2-1 Chart for Determining Values of F
- Figure NE-3334.2-1 Nozzle Dimensions
- Figure NE-3335.1-1 Arrangement of Multiple Openings
- Figure NE-3338.2-1 Direction of Stress Components
- Figure NE-3351-1 Welded Joint Locations Typical of Categories A, B, C, and D
- Figure NE-3352-1 Typical Butt Joints
- Figure NE-3358.1(a)-1 Heads Attached to Shells
- Figure NE-3361-1 Category A and B Joints Between Sections of Unequal Thickness
- Figure NE-4221.1-1 Maximum Difference in Cross‐Sectional Diameters
- Figure NE-4221.2-1 Maximum Permissible Deviation e From a True Circular Form
- Figure NE-4221.2-2 Maximum Arc Length for Determining Plus or Minus Deviation
- Figure NE-4243-1 Attachment of Pressure Parts to Plates to Form a Corner Joint
- Figure NE-4243-2 Acceptable Types of Full Penetration Weld Details for Category C Joints
- Figure NE-4243.1-1 Typical Flat Heads
- Figure NE-4244(a)-1 Nozzles Attached by Full Penetration Butt Welds
- Figure NE-4244(b)-1 Nozzles Attached by Full Penetration Corner Welds
- Figure NE-4244(c)-1 Deposited Weld Metal for Openings and Nozzles
- Figure NE-4244(d)-1 Acceptable Types of Welded Nozzles Using Partial Penetration Welds
- Figure NE-4244(d)-2 Partial Penetration Weld Connections
- Figure NE-4244(d)-3 Partial Penetration Weld Connections for Coaxial Cylinders
- Figure NE-4244(e)-1 Acceptable Types of Fittings With Internal Threads
- Figure NE-4244(e)-2 Acceptable Types of Small Fittings
- Figure NE-4244(f)-1 Tube Connections
- Figure NE-4427-1 Fillet and Socket Weld Details and Dimensions
- Figure NE-4437(b)-1 Attachment of Stiffening Rings to Shell
- Figure NE-4730-1 Penetration Assembly
- Figure NE-4810(c)-1Bellows Attachment Welds
- Tables [Go to Page]
- Table NE-2121(a)-1 Material Specifications and Grades Permitted for Class MC Construction
- Table NE-2121(a)-2 Permitted Bolting Material Specifications
- Table NE-2311(a)-1 Exemptions From Impact Testing Under NE-2311(a)(8)
- Table NE-2332.1-1 Required Cv Lateral Expansion Values for Pressure-Retaining Material Other Than Bolting
- Table NE-2332.1-2 Required Cv Energy Values for Pressure-Retaining Material Other Than Bolting
- Table NE-2332.3(a)-1 Required Cv Values for Bolting Material Tested in Accordance With NE-2332.3(a)
- Table NE-2332.3(b)-1 Required Cv Values for Bolting Material Tested in Accordance With NE-2332.3(b) and NE-2333.2
- Table NE-2333.1-1 Required Cv Energy Values for Pressure-Retaining Material Other Than Bolting for the Overpressure Test
- Table NE-2432.1-1 Sampling of Welding Materials for Chemical Analysis
- Table NE-2432.2-1 Welding Material Chemical Analysis
- Table NE-2571-1 Required Examinations
- Table NE-3217-1 Classification of Stress Intensity in Vessels for Some Typical Cases
- Table NE-3221-1 Summary of Stress Intensity Limits
- Table NE-3228.3(b)-1 Values of m, n, and Tmax for Various Classes of Permitted Materials
- Table NE-3324.2-1 Values of Factor K
- Table NE-3324.8(b)-1 Values of Factor M
- Table NE-3324.11(b)(2)-1 Values of Δ for Junctions at the Large Cylinder for α ≤ 30 deg
- Table NE-3324.11(b)(3)-1 Values of Δ for Junctions at the Small Cylinder for α ≤ 30 deg
- Table NE-3332.2-1 Values of Spherical Radius Factor K1
- Table NE-3338.2(c)-1 Stress Indices for Nozzles
- Table NE-4232-1 Maximum Allowable Offset in Final Welded Joints
- Table NE-4622.1-1 Mandatory Requirements for Postweld Heat Treatment (PWHT) of Welds
- Table NE-4622.4(c)-1 Alternative Holding Temperatures and Times
- Table NE-4622.7(b)-1Exemptions to Mandatory PWHT
- ENDNOTES [Go to Page]
