BPVC Section III-Rules for Construction of Nuclear Facility Components-Division 1-Subsection NE-Class MC Components (BPVC-III NE - 2017)

Table of Contents
List of Sections
	INTERPRETATIONS
	CODE CASES
Foreword
Statement of Policy on the Use of the 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
	1 Introduction
	2 Inquiry Format
	3 Code Revisions or Additions
	4 Code Cases
	5 Code Interpretations
	6 Submittals
Personnel
Organization of Section III
	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
	Subparagraph Breakdowns/Nested Lists Hierarchy
	Footnotes
	Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees
	Cross-References
Article NE-1000 Introduction
	NE-1100 Scope and General Requirements
		NE-1110 Aspects of Construction Covered by These Rules
		NE-1120 Temperature Limits
		NE-1130 Boundaries of Jurisdiction
Article NE-2000 Material
	NE-2100 General Requirements for Material
		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
		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
		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
		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
		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
		NE-2610 Documentation and Maintenance of Quality System Programs
	NE-2700 Dimensional Standards
		NE-2710 Standards and Specifications
Article NE-3000 Design
	NE-3100 General Design
		NE-3110 Loading Criteria
		NE-3120 Special Considerations
		NE-3130 General Design Rules
	NE-3200 Design by Analysis
		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
		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
		NE-3720 Design Rules
Article NE-4000 Fabrication and Installation
	NE-4100 General Requirements
		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
		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
		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
		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
		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
		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
		NE-4810 Bellows‐Type Expansion Joints
Article NE-5000 Examination
	NE-5100 General Requirements for Examination of Vessels
		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
		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
		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
		NE-5510 General Requirements
		NE-5520 Personnel Qualification, Certification, and Verification
		NE-5530 Records
	NE-5700 Examination Requirements for Expansion Joints
		NE-5710 Bellows Expansion Joints
Article NE-6000 Testing
	NE-6100 General Requirements
		NE-6110 Pressure Testing of Vessels and Appurtenances
		NE-6120 Preparation for Testing
	NE-6200 Hydrostatic Tests
		NE-6210 Hydrostatic Test Procedure
		NE-6220 Hydrostatic Test Pressure Requirements
		NE-6230 Bellows Expansion Joints
	NE-6300 Pneumatic Tests
		NE-6310 Pneumatic Testing Procedures
		NE-6320 Pneumatic Test Pressure Requirements
	NE-6400 Pressure Test Gages
		NE-6410 Requirements for Pressure Test Gages
	NE-6700 Containment Penetration
		NE-6710 Pressure Tests
Article NE-7000 Overpressure Protection
	NE-7100 General Requirements
		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
		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
		NE-7310 Relieving Capacity of Pressure Relief Devices
	NE-7400 Set Pressures of Pressure Relief Devices
		NE-7410 Set Pressure Limitations for Testing Conditions
	NE-7500 Operating Design Requirements for Pressure Relief Valves
		NE-7510 Pressure Relief Valves
		NE-7520 Power-Actuated Pressure Relief Valves
	NE-7700 Certification Requirements
		NE-7710 Responsibility for Certification of Pressure Relief Valves
		NE-7720 Capacity Certification of Pressure Relief Valves — Compressible Fluids
		NE-7730 Capacity Certification of Vacuum Relief Valves
	NE-7800 Marking, Stamping With Certification Mark, and Data Reports
		NE-7810 Pressure and Vacuum Relief Valves
Article NE-8000 Nameplates, Stamping With Certification Mark, and Reports
	NE-8100 Requirements
Endnotes
Figures
	NE-1110-1 Typical Containment Penetrations
	NE-1131-1 Some Typical Jurisdictional Boundaries for Welded Connections Class MC Containment Vessels
	NE-1132.2-1 Attachments in the Containment Vessel Support Load Path That Do Not Perform a Pressure-Retaining Function
	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)
	NE-1132.2-3 Attachments That Perform a Pressure-Retaining Function
	NE-2433.1-1 Weld Metal Delta Ferrite Content
	NE-2575.2-1 Typical Pressure-Retaining Parts of Vessels
	NE-3221-1 Stress Categories and Limits of Stress Intensity for Design Conditions
	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
	NE-3221-3 Stress 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
	NE-3221-4 Stress Categories and Limits of Stress Intensity for Level D Service Limits Where the Structure Is Integral and Continuous
	NE-3324.2-1 Principal Dimensions of Typical Heads
	NE-3324.11(a)(6)-1 Large Head Openings: Reverse Curve and Conical Shell Reducer Sections
	NE-3325-1 Some Acceptable Types of Unstayed Flat Heads and Covers
	NE-3326.1-1 Spherically Dished Covers With Bolting Flanges
	NE-3332.2-1 Chart for Determining Values of F
	NE-3334.2-1 Nozzle Dimensions
	NE-3335.1-1 Arrangement of Multiple Openings
	NE-3338.2-1 Direction of Stress Components
	NE-3351-1 Welded Joint Locations Typical of Categories A, B, C, and D
	NE-3352-1 Typical Butt Joints
	NE-3358.1(a)-1 Heads Attached to Shells
	NE-3361-1 Category A and B Joints Between Sections of Unequal Thickness
	NE-4221.1-1 Maximum Difference in Cross‐Sectional Diameters
	NE-4221.2-1 Maximum Permissible Deviation e From a True Circular Form
	NE-4221.2-2 Maximum Arc Length for Determining Plus or Minus Deviation
	NE-4243-1 Attachment of Pressure Parts to Plates to Form a Corner Joint
	NE-4243-2 Acceptable Types of Full Penetration Weld Details for Category C Joints
	NE-4243.1-1 Typical Flat Heads
	NE-4244(a)-1 Nozzles Attached by Full Penetration Butt Welds
	NE-4244(b)-1 Nozzles Attached by Full Penetration Corner Welds
	NE-4244(c)-1 Deposited Weld Metal for Openings and Nozzles
	NE-4244(d)-1 Acceptable Types of Welded Nozzles Using Partial Penetration Welds
	NE-4244(d)-2 Partial Penetration Weld Connections
	NE-4244(d)-3 Partial Penetration Weld Connections for Coaxial Cylinders
	NE-4244(e)-1 Acceptable Types of Fittings With Internal Threads
	NE-4244(e)-2 Acceptable Types of Small Fittings
	NE-4244(f)-1 Tube Connections
	NE-4427-1 Fillet and Socket Weld Details and Dimensions
	NE-4437(b)-1 Attachment of Stiffening Rings to Shell
	NE-4730-1 Penetration Assembly
	NE-4810(c)-1 Bellows Attachment Welds
	NE-7734.2(a)-1 Values of F for Nonchoking Flow
Tables
	NE-2121(a)-1 Material Specifications and Grades Permitted for Class MC Construction
	NE-2121(a)-2 Permitted Bolting Material Specifications
	NE-2311(a)-1 Exemptions From Impact Testing Under NE-2311(a)(8)
	NE-2332.1-1 Required Cv Lateral Expansion Values for Pressure-Retaining Material Other Than Bolting
	NE-2332.1-2 Required Cv Energy Values for Pressure-Retaining Material Other Than Bolting
	NE-2332.3(a)-1 Required Cv Values for Bolting Material Tested in Accordance With NE-2332.3(a)
	NE-2332.3(b)-1 Required Cv Values for Bolting Material Tested in Accordance With NE-2332.3(b) and NE-2333.2
	NE-2333.1-1 Required Cv Energy Values for Pressure-Retaining Material Other Than Bolting for the Overpressure Test
	NE-2432.1-1 Sampling of Welding Materials for Chemical Analysis
	NE-2432.2-1 Welding Material Chemical Analysis
	NE-2571-1 Required Examinations
	NE-3217-1 Classification of Stress Intensity in Vessels for Some Typical Cases
	NE-3221-1 Summary of Stress Intensity Limits
	NE-3228.3(b)-1 Values of m, n, and Tmax for Various Classes of Permitted Materials
	NE-3324.2-1 Values of Factor K
	NE-3324.8(b)-1 Values of Factor M
	NE-3324.11(b)(2)-1 Values of Δ for Junctions at the Large Cylinder for α ≤ 30 deg
	NE-3324.11(b)(3)-1 Values of Δ for Junctions at the Small Cylinder for α ≤ 30 deg
	NE-3332.2-1 Values of Spherical Radius Factor K1
	NE-3338.2(c)-1 Stress Indices for Nozzles
	NE-4232-1 Maximum Allowable Offset in Final Welded Joints
	NE-4622.1-1 Mandatory Requirements for Postweld Heat Treatment (PWHT) of Welds
	NE-4622.4(c)-1 Alternative Holding Temperatures and Times
	NE-4622.7(b)-1 Exemptions to Mandatory PWHT