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ASME B16.34 Valves Flanged, Threaded, and Welding End, 2017
- CONTENTS
- FOREWORD
- Committee Roster
- CORRESPONDENCE WITH THE B16 COMMITTEE
- INTRODUCTION
- ASME B16.34-2017 SUMMARY OF CHANGES
- LIST OF CHANGES IN RECORD NUMBER ORDER
- 1 SCOPE [Go to Page]
- 1.1 General
- 1.2 Applicability
- 1.3 Selection of Valve Types and Material Service Conditions
- 1.4 Convention
- 1.5 Denotation
- 1.6 Cryogenic Service
- 1.7 References
- 2 PRESSURE–TEMPERATURE RATINGS [Go to Page]
- 2.1 General
- 2.2 Rating Temperature
- 2.3 Temperature Effects
- 2.4 Guidance for the Use of Flanged Valve Ratings
- 2.5 Variances
- 2.6 Multiple Material Grades
- 2.7 Local Operating Conditions
- 3 NOMINAL PIPE SIZE
- 4 MARKING [Go to Page]
- 4.1 General
- 4.2 Identification Markings
- 4.3 Identification Plate
- 4.4 Conformity
- 5 MATERIALS [Go to Page]
- 5.1 General
- 5.2 Material Selection
- 5.3 Electrical Continuity
- 5.4 Flange Removal
- 6 DIMENSIONS [Go to Page]
- 6.1 Body Dimensions
- 6.2 End Dimensions
- 6.3 Auxiliary Connections
- 6.4 Valve Joints
- 6.5 Stems
- 6.6 Installation Limitations
- 6.7 Wafer or Flangeless Valves
- 7 PRESSURE TESTING [Go to Page]
- 7.1 Shell Test
- 7.2 Valve Closure Tests
- 7.3 Leakage Detection Devices
- 7.4 Surface Protection
- 8 REQUIREMENTS FOR SPECIAL CLASS VALVES [Go to Page]
- 8.1 Scope
- 8.2 General
- 8.3 Required Examination
- 8.4 Defect Removal and Repair
- Figures [Go to Page]
- Figure 1 Method of Designating Location of Auxiliary Connections When Specified
- Figure 2 Butterfly Valve Body
- Figure 3 Thread Length for Auxiliary Connections
- Figure 4 Bosses for Auxiliary Connections
- Figure 5 Socket Welding for Auxiliary Connections
- Figure 6 Butt Welding for Auxiliary Connections
- Figure 7 Gate Body (Pressure Seal Bonnet)
- Figure 8 Y Pattern Globe Body (Pressure Seal Bonnet)
- Figure 9 Angle Body (Pressure Seal Bonnet): Bonnet Same As Y Pattern Globe
- Figure 10 Elbow Down (Pressure Seal Bonnet)
- Figure 11 Gate Body (Flanged Bonnet)
- Figure 12 Globe Body (Flanged Bonnet)
- Figure 13 Butterfly Body
- Figure 14 Plug Body
- Figure 15 Conduit Gate Body (Pressure Seal Bonnet)
- Figure 16 Dished Cover
- Figure 17 Flat Cover
- Figure V-1 Limited Class Stress Area Limits
- Tables [Go to Page]
- Table 1 Material Specification List: Applicable ASTM Specifications
- Table 2-1.1 Ratings for Group 1.1 Materials
- Table 2-1.2 Ratings for Group 1.2 Materials
- Table 2-1.3 Ratings for Group 1.3 Materials
- Table 2-1.4 Ratings for Group 1.4 Materials
- Table 2-1.5 Ratings for Group 1.5 Materials
- Table 2-1.6 Ratings for Group 1.6 Materials
- Table 2-1.7 Ratings for Group 1.7 Materials
- Table 2-1.8 Ratings for Group 1.8 Materials
- Table 2-1.9 Ratings for Group 1.9 Materials
- Table 2-1.10 Ratings for Group 1.10 Materials
- Table 2-1.11 Ratings for Group 1.11 Materials
- Table 2-1.12 Ratings for Group 1.12 Materials
- Table 2-1.13 Ratings for Group 1.13 Materials
- Table 2-1.14 Ratings for Group 1.14 Materials
- Table 2-1.15 Ratings for Group 1.15 Materials
- Table 2-1.16 Ratings for Group 1.16 Materials
- Table 2-1.17 Ratings for Group 1.17 Materials
- Table 2-1.18 Ratings for Group 1.18 Materials
- Table 2-2.1 Ratings for Group 2.1 Materials
- Table 2-2.2 Ratings for Group 2.2 Materials
- Table 2-2.3 Ratings for Group 2.3 Materials
- Table 2-2.4 Ratings for Group 2.4 Materials
- Table 2-2.5 Ratings for Group 2.5 Materials
- Table 2-2.6 Ratings for Group 2.6 Materials
- Table 2-2.7 Ratings for Group 2.7 Materials
- Table 2-2.8 Ratings for Group 2.8 Materials
- Table 2-2.9 Ratings for Group 2.9 Materials
- Table 2-2.10 Ratings for Group 2.10 Materials
- Table 2-2.11 Ratings for Group 2.11 Materials
- Table 2-2.12 Ratings for Group 2.12 Materials
- Table 2-3.1 Ratings for Group 3.1 Materials
- Table 2-3.2 Ratings for Group 3.2 Materials
- Table 2-3.3 Ratings for Group 3.3 Materials
- Table 2-3.4 Ratings for Group 3.4 Materials
- Table 2-3.5 Ratings for Group 3.5 Materials
- Table 2-3.6 Ratings for Group 3.6 Materials
- Table 2-3.7 Ratings for Group 3.7 Materials
- Table 2-3.8 Ratings for Group 3.8 Materials
- Table 2-3.9 Ratings for Group 3.9 Materials
- Table 2-3.10 Ratings for Group 3.10 Materials
- Table 2-3.11 Ratings for Group 3.11 Materials
- Table 2-3.12 Ratings for Group 3.12 Materials
- Table 2-3.13 Ratings for Group 3.13 Materials
- Table 2-3.14 Ratings for Group 3.14 Materials
- Table 2-3.15 Ratings for Group 3.15 Materials
- Table 2-3.16 Ratings for Group 3.16 Materials
- Table 2-3.17 Ratings for Group 3.17 Materials
- Table 2-3.18 Ratings for Group 3.18 Materials
- Table 2-3.19 Ratings for Group 3.19 Materials
- Table 3A Valve Body Minimum Wall Thickness, tm, mm
- Table 3B Valve Body Minimum Wall Thickness, tm, in.
- Table 4 Minimum Wall Thickness for Socket Welding and Threaded Ends
- Table I-1 Acceptance Criteria for Thickness per Para. I-2(a)
- Table I-2 Acceptance Criteria for Thickness per Para. I-2(b)
- Table I-3 Acceptance Criteria for Thickness per Para. I-2(c)
- Table V-1 Material Coefficient, y
- Table VI-1 Basis Equations for Minimum Wall Thickness, mm
- Table VI-2 Basis Equations for Minimum Wall Thickness, in.
- Table VII-2-1.1 Ratings for Group 1.1 Materials
- Table VII-2-1.2 Ratings for Group 1.2 Materials
- Table VII-2-1.3 Ratings for Group 1.3 Materials
- Table VII-2-1.4 Ratings for Group 1.4 Materials
- Table VII-2-1.5 Ratings for Group 1.5 Materials
- Table VII-2-1.6 Ratings for Group 1.6 Materials
- Table VII-2-1.7 Ratings for Group 1.7 Materials
- Table VII-2-1.8 Ratings for Group 1.8 Materials
- Table VII-2-1.9 Ratings for Group 1.9 Materials
- Table VII-2-1.10 Ratings for Group 1.10 Materials
- Table VII-2-1.11 Ratings for Group 1.11 Materials
- Table VII-2-1.12 Ratings for Group 1.12 Materials
- Table VII-2-1.13 Ratings for Group 1.13 Materials
- Table VII-2-1.14 Ratings for Group 1.14 Materials
- Table VII-2-1.15 Ratings for Group 1.15 Materials
- Table VII-2-1.16 Ratings for Group 1.16 Materials
- Table VII-2-1.17 Ratings for Group 1.17 Materials
- Table VII-2-1.18 Ratings for Group 1.18 Materials
- Table VII-2-2.1 Ratings for Group 2.1 Materials
- Table VII-2-2.2 Ratings for Group 2.2 Materials
- Table VII-2-2.3 Ratings for Group 2.3 Materials
- Table VII-2-2.4 Ratings for Group 2.4 Materials
- Table VII-2-2.5 Ratings for Group 2.5 Materials
- Table VII-2-2.6 Ratings for Group 2.6 Materials
- Table VII-2-2.7 Ratings for Group 2.7 Materials
- Table VII-2-2.8 Ratings for Group 2.8 Materials
- Table VII-2-2.9 Ratings for Group 2.9 Materials
- Table VII-2-2.10 Ratings for Group 2.10 Materials
- Table VII-2-2.11 Ratings for Group 2.11 Materials
- Table VII-2-2.12 Ratings for Group 2.12 Materials
- Table VII-2-3.1 Ratings for Group 3.1 Materials
- Table VII-2-3.2 Ratings for Group 3.2 Materials
- Table VII-2-3.3 Ratings for Group 3.3 Materials
- Table VII-2-3.4 Ratings for Group 3.4 Materials
- Table VII-2-3.5 Ratings for Group 3.5 Materials
- Table VII-2-3.6 Ratings for Group 3.6 Materials
- Table VII-2-3.7 Ratings for Group 3.7 Materials
- Table VII-2-3.8 Ratings for Group 3.8 Materials
- Table VII-2-3.9 Ratings for Group 3.9 Materials
- Table VII-2-3.10 Ratings for Group 3.10 Materials
- Table VII-2-3.11 Ratings for Group 3.11 Materials
- Table VII-2-3.12 Ratings for Group 3.12 Materials
- Table VII-2-3.13 Ratings for Group 3.13 Materials
- Table VII-2-3.14 Ratings for Group 3.14 Materials
- Table VII-2-3.15 Ratings for Group 3.15 Materials
- Table VII-2-3.16 Ratings for Group 3.16 Materials
- Table VII-2-3.17 Ratings for Group 3.17 Materials
- Table VII-2-3.18 Ratings for Group 3.18 Materials
- Table VII-2-3.19 Ratings for Group 3.19 Materials
- Table A-1 Inside Diameter, d
- Table B-1 Pressure–Temperature Matrix
- Table B-2 Class-Diameter Matrix
- Table B-3M Ceiling Pressure, bar
- Table B-3 Ceiling Pressure, psi
- MANDATORY APPENDICES [Go to Page]
- MANDATORY APPENDIX I RADIOGRAPHY EXAMINATION: PROCEDURE AND ACCEPTANCE STANDARDS [Go to Page]
- I-1 RADIOGRAPHY PROCEDURE
- I-2 ACCEPTANCE STANDARDS [Go to Page]
- Table I-1 Acceptance Criteria for Thickness per Para. I-2(a)
- Table I-2 Acceptance Criteria for Thickness per Para. I-2(b)
- Table I-3 Acceptance Criteria for Thickness per Para. I-2(c)
- MANDATORY APPENDIX II MAGNETIC PARTICLE EXAMINATION: PROCEDURE AND ACCEPTANCE STANDARDS [Go to Page]
- II-1 PROCEDURE
- II-2 ACCEPTANCE STANDARDS1An indication may be larger than the imperfection that causes it; however, the size of the indication is the basis for acceptance evaluation. [Go to Page]
- II-2.1 Castings
- II-2.2 Forgings and Rolled or Wrought Material
- MANDATORY APPENDIX III LIQUID PENETRANT EXAMINATION: PROCEDURE AND ACCEPTANCE STANDARDS [Go to Page]
- III-1 PROCEDURE
- III-2 ACCEPTANCE STANDARDS1An indication may be larger than the imperfection that causes it; however, the size of the indication is the basis for acceptance evaluation. [Go to Page]
- III-2.1 Castings
- III-2.2 Forgings and Rolled or Wrought Material
- MANDATORY APPENDIX IV ULTRASONIC EXAMINATION: PROCEDURE AND ACCEPTANCE STANDARDS [Go to Page]
- IV-1 PROCEDURE
- IV-2 ACCEPTANCE STANDARDS [Go to Page]
- IV-2.1 Straight Beam Examination
- IV-2.2 Angle Beam Examination
- MANDATORY APPENDIX V REQUIREMENTS FOR LIMITED CLASS VALVES [Go to Page]
- V-1 GENERAL [Go to Page]
- V-1.2 Applicability
- V-2.1 General [Go to Page]
- V-2.1.3 Limited Class Rating Method.
- V-2.1.6 Fabrication by Welding.
- V-4.2.3 Rating.
- V-6.1 Body Dimensions [Go to Page]
- V-6.1.1 Wall Thickness.
- V-6.1.2 Inside Diameter.
- V-6.1.3 Valve Body Necks.
- V-6.1.5 Contours for Body Run Transitions.
- V-6.1.8 Additional Metal Thickness. [Go to Page]
- Table V-1 Material Coefficient, y
- Figure V-1 Limited Class Stress Area Limits
- MANDATORY APPENDIX VI BASIS EQUATIONS FOR MINIMUM WALL THICKNESS [Go to Page]
- VI-1 MINIMUM WALL THICKNESS EQUATIONS
- VI-2 DESIGN VALUES [Go to Page]
- Table VI-1 Basis Equations for Minimum Wall Thickness, mm
- Table VI-2 Basis Equations for Minimum Wall Thickness, in.
- MANDATORY APPENDIX VII PRESSURE–TEMPERATURE RATINGS: U.S. CUSTOMARY UNITS1For metric units, see Table 2-1.1 through Table 2-3.19. [Go to Page]
- Table VII-2-1.1 Ratings for Group 1.1 Materials
- Table VII-2-1.2 Ratings for Group 1.2 Materials
- Table VII-2-1.3 Ratings for Group 1.3 Materials
- Table VII-2-1.4 Ratings for Group 1.4 Materials
- Table VII-2-1.5 Ratings for Group 1.5 Materials
- Table VII-2-1.6 Ratings for Group 1.6 Materials
- Table VII-2-1.7 Ratings for Group 1.7 Materials
- Table VII-2-1.8 Ratings for Group 1.8 Materials
- Table VII-2-1.9 Ratings for Group 1.9 Materials
- Table VII-2-1.10 Ratings for Group 1.10 Materials
- Table VII-2-1.11 Ratings for Group 1.11 Materials
- Table VII-2-1.12 Ratings for Group 1.12 Materials
- Table VII-2-1.13 Ratings for Group 1.13 Materials
- Table VII-2-1.14 Ratings for Group 1.14 Materials
- Table VII-2-1.15 Ratings for Group 1.15 Materials
- Table VII-2-1.16 Ratings for Group 1.16 Materials
- Table VII-2-1.17 Ratings for Group 1.17 Materials
- Table VII-2-1.18 Ratings for Group 1.18 Materials
- Table VII-2-2.1 Ratings for Group 2.1 Materials
- Table VII-2-2.2 Ratings for Group 2.2 Materials
- Table VII-2-2.3 Ratings for Group 2.3 Materials
- Table VII-2-2.4 Ratings for Group 2.4 Materials
- Table VII-2-2.5 Ratings for Group 2.5 Materials
- Table VII-2-2.6 Ratings for Group 2.6 Materials
- Table VII-2-2.7 Ratings for Group 2.7 Materials
- Table VII-2-2.8 Ratings for Group 2.8 Materials
- Table VII-2-2.9 Ratings for Group 2.9 Materials
- Table VII-2-2.10 Ratings for Group 2.10 Materials
- Table VII-2-2.11 Ratings for Group 2.11 Materials
- Table VII-2-2.12 Ratings for Group 2.12 Materials
- Table VII-2-3.1 Ratings for Group 3.1 Materials
- Table VII-2-3.2 Ratings for Group 3.2 Materials
- Table VII-2-3.3 Ratings for Group 3.3 Materials
- Table VII-2-3.4 Ratings for Group 3.4 Materials
- Table VII-2-3.5 Ratings for Group 3.5 Materials
- Table VII-2-3.6 Ratings for Group 3.6 Materials
- Table VII-2-3.7 Ratings for Group 3.7 Materials
- Table VII-2-3.8 Ratings for Group 3.8 Materials
- Table VII-2-3.9 Ratings for Group 3.9 Materials
- Table VII-2-3.10 Ratings for Group 3.10 Materials
- Table VII-2-3.11 Ratings for Group 3.11 Materials
- Table VII-2-3.12 Ratings for Group 3.12 Materials
- Table VII-2-3.13 Ratings for Group 3.13 Materials
- Table VII-2-3.14 Ratings for Group 3.14 Materials
- Table VII-2-3.15 Ratings for Group 3.15 Materials
- Table VII-2-3.16 Ratings for Group 3.16 Materials
- Table VII-2-3.17 Ratings for Group 3.17 Materials
- Table VII-2-3.18 Ratings for Group 3.18 Materials
- Table VII-2-3.19 Ratings for Group 3.19 Materials
- MANDATORY APPENDIX VIII REFERENCES
- NONMANDATORY APPENDICES [Go to Page]
- NONMANDATORY APPENDIX A RELATIONSHIP BETWEEN NOMINAL PIPE SIZE AND INSIDE DIAMETER [Go to Page]
- Table A-1 Inside Diameter, d
- NONMANDATORY APPENDIX B METHOD USED FOR ESTABLISHING PRESSURE–TEMPERATURE RATINGS [Go to Page]
- B-1 GENERAL CONSIDERATIONS [Go to Page]
- B-1.1 Introduction
- B-1.2 Materials
- B-1.3 Wall Thickness
- B-1.4 Additional Considerations
- B-1.5 Material Properties
- B-1.6 Material Groups
- B-2 STANDARD CLASS RATING METHOD [Go to Page]
- B-2.1 Method for Group 1 Materials
- B-2.2 Method for Groups 2 and 3 Materials
- B-2.3 Method for Class 150 — All Materials
- B-3 SPECIAL CLASS RATING METHOD
- B-4 INTERMEDIATE RATING CLASS METHOD [Go to Page]
- B-4.1 Conception
- B-4.2 Nomenclature
- B-4.3 Interpolation for Intermediate Pressure Ratings
- B-4.4 Wall Thickness for Intermediate Ratings
- B-5 MAXIMUM RATINGS [Go to Page]
- Table B-1 Pressure–Temperature Matrix
- Table B-2 Class-Diameter Matrix
- Table B-3M Ceiling Pressure, bar
- Table B-3 Ceiling Pressure, psi
- NONMANDATORY APPENDIX C QUALITY SYSTEM PROGRAM [Go to Page]