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ASME B31.1 Power Piping , 2010
- CONTENTS
- FOREWORD
- COMMITTEE ROSTERS
- INTRODUCTION
- SUMMARY OF CHANGES
- Chapter I Scope and Definitions [Go to Page]
- 100 GENERAL
- Chapter II Design [Go to Page]
- PART 1 CONDITIONS AND CRITERIA [Go to Page]
- 101 DESIGN CONDITIONS
- 102 DESIGN CRITERIA
- PART 2 PRESSURE DESIGN OF PIPING COMPONENTS [Go to Page]
- 103 CRITERIA FOR PRESSURE DESIGN OF PIPING COMPONENTS
- 104 PRESSURE DESIGN OF COMPONENTS
- PART 3 SELECTION AND LIMITATIONS OF PIPING COMPONENTS [Go to Page]
- 105 PIPE
- 106 FITTINGS, BENDS, AND INTERSECTIONS
- 107 VALVES
- 108 PIPE FLANGES, BLANKS, FLANGE FACINGS, GASKETS, AND BOLTING
- PART 4 SELECTION AND LIMITATIONS OF PIPING JOINTS [Go to Page]
- 110 PIPING JOINTS
- 111 WELDED JOINTS
- 112 FLANGED JOINTS
- 113 EXPANDED OR ROLLED JOINTS
- 114 THREADED JOINTS
- 115 FLARED, FLARELESS, AND COMPRESSION JOINTS, AND UNIONS
- 116 BELL END JOINTS
- 117 BRAZED AND SOLDERED JOINTS
- 118 SLEEVE COUPLED AND OTHER PROPRIETARY JOINTS
- PART 5 EXPANSION, FLEXIBILITY, AND PIPE SUPPORTING ELEMENT [Go to Page]
- 119 EXPANSION AND FLEXIBILITY
- 120 LOADS ON PIPE SUPPORTING ELEMENTS
- 121 DESIGN OF PIPE SUPPORTING ELEMENTS
- PART 6 SYSTEMS [Go to Page]
- 122 DESIGN REQUIREMENTS PERTAINING TO SPECIFIC PIPING SYSTEMS
- Chapter III Materials [Go to Page]
- 123 GENERAL REQUIREMENTS
- 124 LIMITATIONS ON MATERIALS
- 125 MATERIALS APPLIED TO MISCELLANEOUS PARTS
- Chapter IV Dimensional Requirements [Go to Page]
- 126 MATERIAL SPECIFICATIONS AND STANDARDS FOR STANDARD AND NONSTANDARD PIPING COMPONENTS
- Chapter V Fabrication, Assembly, and Erection [Go to Page]
- 127 WELDING
- 128 BRAZING AND SOLDERING
- 129 BENDING AND FORMING
- 130 REQUIREMENTS FOR FABRICATING AND ATTACHING PIPE SUPPORTS
- 131 WELDING PREHEAT
- 132 POSTWELD HEAT TREATMENT
- 133 STAMPING
- 135 ASSEMBLY
- Chapter VI Inspection, Examination, and Testing [Go to Page]
- 136 INSPECTION AND EXAMINATION
- 137 PRESSURE TESTS
- Chapter VII Operation and Maintenance [Go to Page]
- 138 GENERAL
- 139 OPERATION AND MAINTENANCE PROCEDURES
- 140 CONDITION ASSESSMENT OF CPS
- 141 CPS RECORDS
- Figures [Go to Page]
- 100.1.2(A.1) Code Jurisdictional Limits for Piping — An Example of Forced Flow Steam Generators WithNo Fixed Steam and Water Line
- 100.1.2(A.2) Code Jurisdictional Limits for Piping — An Example of Steam Separator Type Forced Flow Steam Generators With No Fixed Steam and Water Line
- 100.1.2(B) Code Jurisdictional Limits for Piping — Drum-Type Boilers
- 100.1.2(C) Code Jurisdictional Limits for Piping — Spray-Type Desuperheater
- 102.4.5 Nomenclature for Pipe Bends
- 104.3.1(D) Reinforcement of Branch Connections
- 104.3.1(G) Reinforced Extruded Outlets
- 104.5.3 Types of Permanent Blanks
- 104.8.4 Cross Section ResultantMoment Loading
- 122.1.7(C) Typical Globe Valves
- 122.4 Desuperheater Schematic Arrangement
- 127.3 Butt Welding of Piping Components WithInternal Misalignment
- 127.4.2 Welding End Transition — Maximum Envelope
- 127.4.4(A) Fillet Weld Size
- 127.4.4(B) Welding Details for Slip-On and Socket-Welding Flanges; Some Acceptable Types of FlangeAttachment Welds
- 127.4.4(C) Minimum Welding DimensionsRequired for Socket Welding Components Other ThanFlanges
- Fig. 127.4.8(A) Typical Welded Branch ConnectionWithout Additional Reinforcement
- 127.4.8(B) Typical Welded Branch ConnectionWith Additional Reinforcement
- 127.4.8(C) Typical Welded Angular BranchConnection Without Additional Reinforcement
- 127.4.8(D) Some Acceptable Types of WeldedBranch Attachment Details Showing MinimumAcceptable Welds
- 127.4.8(E) Some Acceptable Details for Integrally Reinforced Outlet Fittings
- 127.4.8(F) Typical Full Penetration Weld Branch Connections for NPS 3 and Smaller Half Couplings orAdapters
- 127.4.8(G) Typical Partial Penetration Weld Branch Connection for NPS 2 and Smaller Fittings
- 135.5.3 Typical Threaded Joints Using Straight Threads
- Tables [Go to Page]
- 102.4.3 Longitudinal Weld Joint Efficiency Factors
- 102.4.5 Bend Thinning Allowance
- 102.4.6(B.1.1) Maximum Severity Level for Casting Thickness 41’2 in. (114 mm) or Less
- 102.4.6(B.2.2) Maximum Severity Level for Casting Thickness Greater Than 41’2 in. (114 mm)
- 102.4.7 Weld Strength Reduction Factors to Be Applied When Calculating the Minimum Wall Thickness or Allowable Design Pressure of Components Fabricated With a Longitudinal Seam Fusion Weld
- 104.1.2(A) Values of y
- 112 Piping Flange Bolting, Facing, and Gasket Requirements (Refer to Paras. 108, 110, and 112)
- 114.2.1 Threaded Joints Limitations
- 121.5 Suggested Pipe Support Spacing
- 121.7.2(A) Carrying Capacity of Threaded ASTM A 36, A 575, andA 576 Hot-Rolled Carbon Steel
- 122.2 Design Pressure for Blowoff/Blowdown Piping Downstreamof BEP Valves
- 122.8.2(B) Minimum Wall ThicknessRequirements for Toxic Fluid Piping
- 126.1 Specifications and Standards
- 127.4.2 Reinforcement of Girth and Longitudinal Butt Welds
- 129.3.1 Approximate Lower Critical Temperatures
- 132 Postweld Heat Treatment
- 132.1 Alternate Postweld Heat Treatment Requirements for Carbon and Low Alloy Steels
- 136.4 Mandatory Minimum Nondestructive Examinations for Pressure Welds or Welds to Pressure-Retaining Components
- 136.4.1 Weld Imperfections Indicated by Various Types of Examination
- MANDATORY APPENDICES [Go to Page]
- A [Go to Page]
- Table A- 1 Carbon Steel
- Table A- 2 Low and Intermediate Alloy Steel
- Table A- 3 Stainless Steels
- Table A-4 Nickel and High Nickel Alloys
- Table A- 5 Cast Iron
- Table A- 6 Copper and Copper Alloys
- Table A- 7 Aluminum and Aluminum Alloys
- Table A- 8 Temperatures 1,200° F and Above
- Table A- 9 Titanium and Titanium Alloys
- Table A- 10 Bolts, Nuts, and Studs
- B [Go to Page]
- Table B- 1 Thermal Expansion Data
- Table B- 1 ( SI) Thermal Expansion Data
- C [Go to Page]
- Table C- 1 Moduli of Elasticity for Ferrous Material
- Table C- 1 ( SI) Moduli of Elasticity for Ferrous Material
- Table C- 2 Moduli of Elasticity for Nonferrous Material
- Table C- 2 ( SI) Moduli of Elasticity for Nonferrous Material
- D [Go to Page]
- Table D- 1 Flexibility and Stress Intensification Factors
- Chart D-1 Flexibility Factor, k, and Stress Intensification Factor, i
- Chart D-2 Correction Factor, c
- Fig. D-1 Branch Connection Dimensions
- F REFERENCED STANDARDS
- G NOMENCLATURE
- H PREPARATION OF TECHNICAL INQUIRIES
- J QUALITY CONTROL REQUIREMENTS FOR BOILER EXTERNAL PIPING ( BEP)
- NONMANDATORY APPENDICES [Go to Page]
- II RULES FOR THE DESIGN OF SAFETY VALVE INSTALLATIONS
- III RULES FOR NONMETALLIC PIPING AND PIPING LINED WITH NONMETALS
- IV CORROSION CONTROL FOR ASME B31.1 POWER PIPING SYSTEMS
- V RECOMMENDED PRACTICE FOR OPERATION, MAINTENANCE, AND MODIFICATION OF POWER PIPING SYSTEMS
- VI APPROVAL OF NEW MATERIALS
- VII PROCEDURES FOR THE DESIGN OF RESTRAINED UNDERGROUND PIPING
- INDEX
- ASME B31.1 INTERPRETATIONS VOLUME 45 [Go to Page]
- B31.1 — Cases No. 35 [Go to Page]
- CASE 175 ASTM B 16 ( UNS C36000) and B 453 ( UNS C35300) in ASME B31.1 Construction
- CASE 176 Use of 20Cr– 18Ni– 6Mo ( UNS S31254) for ASME B31.1 Constructions
- CASE 177 Alternate Rules for Preheat of P- No. 5B Materials
- CASE 182 Use of 1.15Ni– 0.65Cu– Mo– Cb in ASME B31.1 Construction
- CASE 183 Use of Seamless 9Cr– 2W in ASME B31.1 Construction [Go to Page]