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ASME BPVC CODE CASES: Boilers and Pressure Vessels--Section VIII: Pressure Vessels 2021, 2021
- Code Cases — Pressure Vessels
- Table of Contents
- Code Cases
- Subject Index
- Index of Material Specifications Referred to in Section VIII Cases
- Case 1750-30
- Case 1932-5
- Case 1968-1
- Case 2016-1
- Case 2038-5
- Case 2055-2
- Case 2093
- Case 2120-1
- Case 2127-3
- Case 2142-6
- Case 2143-2
- Case 2146
- Case 2150
- Case 2151-3
- Case 2155-3
- Case 2156-4
- Case 2179-9
- Case 2195-1
- Case 2196-5
- Case 2197-1
- Case 2203-1
- Case 2205
- Case 2217-5
- Case 2222-2
- Case 2223-3
- Case 2224-2
- Case 2230-2
- Case 2239-1
- Case 2244-2
- Case 2247
- Case 2249
- Case 2260-3
- Case 2276-1
- Case 2277
- Case 2286-6 [Go to Page]
- 1 Scope, Design, Method, and Nomenclature [Go to Page]
- 1.1 Scope
- 1.2 Buckling Design Method
- 1.3 Geometry
- 1.4 Nomenclature
- 2 General Design Information [Go to Page]
- 2.1 Materials
- 2.2 Stress Reduction Factors
- 2.3 Capacity Reduction Factors (β)
- 2.4 Stress Components for Stability Analysis and Design
- 3 Allowable Compressive Stresses for Cylindrical Shells [Go to Page]
- 3.1 External Pressure
- 3.2 Uniform Axial Compression [Go to Page]
- 3.2.1 Local Buckling (for λc ≤ 0.15)
- 3.2.2 Column Buckling (λc > 0.15 and KLu/r < 200)
- 3.3 Axial Compression Due to Bending Moment
- 3.4 Shear
- 4 Allowable Compressive Stresses for Cones [Go to Page]
- 4.1 External Pressure [Go to Page]
- 4.1.1 Allowable Circumferential Compression Stresses
- 4.1.2 Intermediate Stiffening Rings
- 4.1.3 Cone-Cylinder Junction Rings
- 4.2 Uniform Axial Compression and Bending [Go to Page]
- 4.2.1 Allowable Longitudinal and Bending Stresses
- 4.2.2 Unstiffened Cone-Cylinder Junctions
- 4.2.3 Cone-Cylinder Junction Rings
- 4.3 Shear [Go to Page]
- 4.3.1 Allowable In-Plane Shear Stress
- 4.3.2 Intermediate Stiffening Rings
- 4.4 Local Stiffener Geometry Requirements
- 4.5 Tolerances
- 5 Allowable Stress Equations for Unstiffened and Ring-stiffened Cylinders and Cones under Combined Loads [Go to Page]
- 5.1 For Combination of Uniform Axial Compression and Hoop Compression [Go to Page]
- 5.1.1
- 5.1.2
- 5.2 For Combination of Axial Compression Due to Bending Moment, M, and Hoop Compression
- 5.3 For Combination of Hoop Compression and Shear
- 5.4 For Combination of Uniform Axial Compression, Axial Compression Due to Bending Moment, M, And Shear, in the Presence of Hoop Compression (fh ≠ 0) [Go to Page]
- 5.4.1
- 5.4.2
- 5.5 For Combination of Uniform Axial Compression, Axial Compression Due to Bending Moment, M, And Shear, in the Absence of Hoop Compression (fh = 0) [Go to Page]
- 5.5.1
- 5.5.2
- 6 Sizing of Rings (General Instability) [Go to Page]
- 6.1 External Pressure
- 6.2 Uniform Axial Compression and Axial Compression Due to Bending
- 6.3 Shear
- 6.4 Local Stiffener Geometry Requirements
- 7 Tolerances for Cylindrical and Conical Shells [Go to Page]
- 7.1 Shells Subjected to External Pressure
- 7.2 Shells Subjected to Uniform Axial Compression and Axial Compression Due to Bending Moment
- 7.3 If Tolerances Are Exceeded, Allowable Buckling Stress Adjustment
- 7.4 Measurements for Deviations
- 7.5 Shells Subjected to Shear
- 8 Allowable Compressive Stresses for Spherical Shells and Formed Heads, with Pressure on Convex Side [Go to Page]
- 8.1 Spherical Shells [Go to Page]
- 8.1.1 With Equal Biaxial Stresses
- 8.1.2 With Unequal Biaxial Stresses — Both Stresses Are Compressive
- 8.1.3 With Unequal Biaxial Stresses — One Stress Is Compressive and the Other Is Tensile
- 8.1.4 Shear
- 8.2 Toroidal and Ellipsoidal Heads
- 8.3 Tolerances for Formed Heads
- 9 Reinforcement for Openings [Go to Page]
- 9.1
- 9.2
- 9.3
- 10 References
- Case 2297
- Case 2300
- Case 2304-2
- Case 2305-1
- Case 2313
- Case 2318
- Case 2321-1
- Case 2324-1
- Case 2334
- Case 2346-1
- Case 2350
- Case 2351-1 [Go to Page]
- 1 Alternative Tests and Examinations [Go to Page]
- 1.1 Tension Test of Base Metal [Go to Page]
- 1.1.1 Purpose
- 1.1.2 Specimens
- 1.1.3 Test Procedure
- 1.1.4 Acceptance Criteria
- 1.2 Strength Tests [Go to Page]
- 1.2.1 Purpose
- 1.2.2 Specimens
- 1.2.3 Test Procedure
- 1.2.4 Acceptance Criteria
- 1.3 Workmanship Coupons [Go to Page]
- 1.3.1 Purpose
- 1.3.2 Specimens
- 1.3.3 Test Procedure
- 1.3.4 Acceptance Criteria
- 2 Brazing Procedure Qualifications [Go to Page]
- 2.1 TENSION, WORKMANSHIP, AND STRENGTH TESTS
- 2.2 Re-Tests
- 2.3 Variables for Brazing Procedure Qualifications [Go to Page]
- 2.3.1
- 2.3.2
- 3 Brazing Performance Qualifications [Go to Page]
- 3.1 Type and Number of Tests Required
- 3.2 Simultaneous Procedure and Performance Qualification
- 3.3 Range of Qualification
- 3.4 Maintenance of Qualifications
- 4 Documentation
- Case 2359-2
- Case 2377
- Case 2385-1
- Case 2397-1
- Case 2400
- Case 2402-1
- Case 2403
- Case 2407
- Case 2416
- Case 2418-2
- Case 2419
- Case 2421
- Case 2426
- Case 2427
- Case 2428-4
- Case 2430
- Case 2437-1 [Go to Page]
- 1 Scope
- 2 Service Restrictions
- 3 Thickness Limitations
- 4 Maximum Allowable Working Pressure
- 5 Diffusion Bonding Control
- 6 Hydrostatic Test
- Case 2445-2
- Case 2450 [Go to Page]
- Nonmandatory Appendix
- Case 2458-3
- Case 2461-2
- Case 2463-1 [Go to Page]
- 1 Test and Examinations [Go to Page]
- 1.1 Weld Sample
- 1.2 Welding
- 1.3 Shear Load Test
- 2 Weld Sample [Go to Page]
- 2.1 Essential Variables
- 2.2 Renewal of Welding Operator Performance Qualifications
- 3 Production Test Monitoring [Go to Page]
- 3.1 General
- 3.2 Push-Out Test
- 3.3 Metallographic Test
- 3.4 Rejection Criteria and Corrective Action
- Case 2468-3
- Case 2473-2
- Case 2478-1
- Case 2481-1
- Case 2493-1 [Go to Page]
- 1 General Requirements
- 2 Welding Procedure Qualification
- 3 Welding Operator Performance Qualification
- 4 Production Welding
- 5 Welding Variables
- 6 Examination
- 7 Mechanical Test Requirements
- 8 Definitions
- 9 Documentation
- Case 2496-4
- Case 2498
- Case 2503-1
- Case 2514-1
- Case 2515
- Case 2516
- Case 2518-2
- Case 2527
- Case 2532-4
- Case 2537
- Case 2538
- Case 2543
- Case 2544-2
- Case 2556-2
- Case 2563
- Case 2577
- Case 2585-1
- Case 2586-1
- Case 2587
- Case 2588
- Case 2591
- Case 2594-2
- Case 2596-1 [Go to Page]
- 1 Scope
- 2 Nomenclature
- 3 Materials and Allowable Design Stress
- 4 Design
- 5 Fabrication Process [Go to Page]
- 5.1 Welding and Examination
- 5.2 Cold-Stretching Operation
- 5.3 Cold-Stretching Procedure Record
- 6 Stamping and Certification
- Case 2597
- Case 2605-4
- Case 2608
- Case 2609
- Case 2610
- Case 2611
- Case 2616-1
- Case 2617
- Case 2619
- Case 2624-1
- Case 2629
- Case 2630
- Case 2631
- Case 2633
- Case 2634
- Case 2636
- Case 2641
- Case 2645
- Case 2652-1
- Case 2653-1
- Case 2655
- Case 2658
- Case 2659
- Case 2661-2
- Case 2663
- Case 2671-2
- Case 2672
- Case 2673
- Case 2674-1
- Case 2675
- Case 2676
- Case 2677 [Go to Page]
- 1 Tests and Examinations
- 2 Essential Variables
- 3 Production Weld Quality
- 4 Report
- Case 2678-1
- Case 2679
- Case 2680
- Case 2681-1
- Case 2682 [Go to Page]
- 1 Axial Compression
- 2 External Pressure
- Case 2684-5
- Case 2686
- Case 2695-1
- Case 2698-2 [Go to Page]
- 1 Design Temperature Range
- 2 Material
- 3 Casting and Heat Treatment
- 4 Properties
- 5 Examination of Castings [Go to Page]
- 5.1 Ultrasonic Examination
- 5.2 Magnetic Particle and Liquid Penetrant Examination
- 5.3 Qualification of Nondestructive Personnel
- 6 Removal of Flaws
- 7 Welding and Weld Repairs
- 8 Additional Requirements
- 9 Report
- Case 2699
- Case 2701-1
- Case 2704
- Case 2711-1
- Case 2712-1
- Case 2717
- Case 2718
- Case 2726
- Case 2727-1
- Case 2728-1
- Case 2730
- Case 2733-3
- Case 2734-3
- Case 2735
- Case 2736-2
- Case 2737-2
- Case 2738
- Case 2739
- Case 2740-1
- Case 2748-2
- Case 2749-2
- Case 2750
- Case 2751
- Case 2752-1
- Case 2754
- Case 2757-1
- Case 2758
- Case 2759
- Case 2766
- Case 2767
- Case 2771
- Case 2772
- Case 2774
- Case 2775
- Case 2776
- Case 2777-1
- Case 2780-1
- Case 2783
- Case 2784
- Case 2786
- Case 2787
- Case 2788
- Case 2789
- Case 2790
- Case 2792
- Case 2793
- Case 2794
- Case 2795 [Go to Page]
- 1 General Requirements
- 2 Design Qualification
- 3 Production Tubes
- 4 Production Qualification
- 5 Tube Stress Calculations
- 6 Physical Properties
- 7 Summary of Code Case Requirements
- Case 2797
- Case 2799-1
- Case 2804
- Case 2806
- Case 2807-1
- Case 2808
- Case 2811
- Case 2814
- Case 2815-1
- Case 2821
- Case 2822-2
- Case 2825
- Case 2827-2
- Case 2828
- Case 2830
- Case 2831-1
- Case 2833
- Case 2834
- Case 2835
- Case 2836-3
- Case 2837 [Go to Page]
- 1 General Requirements
- 2 Design Qualification
- 3 Production Tubes
- 4 Production Qualification
- 5 Tube-Stress Calculations
- 6 Physical Properties
- 7 Summary of Code Case Requirements
- Case 2840-1
- Case 2843-2 [Go to Page]
- 1 Scope
- 2 Strain Deformation Method
- 3 Materials and Other Properties [Go to Page]
- 3.1 Materials
- 3.2 Weld Materials
- 3.3 Design Fatigue Strain Range
- 3.4 Stress Values
- 3.5 Stress Terms
- 4 Design Criteria [Go to Page]
- 4.1 Short-Term Loads
- 5 Load-Controlled Limits [Go to Page]
- 5.1 Design Load Limits
- 5.2 Operating Load Limits
- 6 Strain Limits [Go to Page]
- 6.1 Test A-1 Alternative Rules if Creep Effects Are Negligible
- 6.2 Strain Limits — Elastic Analysis [Go to Page]
- 6.2.1 General Requirements
- 6.2.2 Test A-2
- 6.2.3 Test A-3
- 6.3 Strain Limits — Simplified Inelastic Analysis [Go to Page]
- 6.3.1 General Requirements
- 6.3.2 General Requirements for Tests B-1 and B-2
- 6.3.3 Applicability of Tests B-1 and B-2
- 6.4 Strain Limits — Inelastic Analysis
- 7 Creep Fatigue Evaluation [Go to Page]
- 7.1 General Requirements
- 7.2 Creep Fatigue Procedure [Go to Page]
- 7.2.1 Creep Procedure
- 7.2.2 Fatigue Procedure
- 7.2.3 Creep-Fatigue Interaction
- 8 Nomenclature
- Mandatory Appendices [Go to Page]
- Mandatory Appendix I Cross-Reference of Tables and Figures in Section III, Division 1, Subsection NH (2015 Edition) and Section II, Part D
- Case 2844
- Case 2847-1
- Case 2858
- Case 2859
- Case 2865
- Case 2867-3
- Case 2868-1
- Case 2877
- Case 2881
- Case 2889
- Case 2891
- Case 2892
- Case 2901
- Case 2903-1
- Case 2905
- Case 2907
- Case 2908
- Case 2909-1
- Case 2910
- Case 2911
- Case 2912
- Case 2913
- Case 2914
- Case 2922
- Case 2923
- Case 2924
- Case 2925
- Case 2926
- Case 2928
- Case 2932
- Case 2935
- Case 2936
- Case 2938-1
- Case 2939
- Case 2941
- Case 2942 [Go to Page]
- 1 Inset Weld Configuration
- 2 Minimum Weld Legs Calculation Formulas (See Figure 2)
- 3 Minimum Requirements
- 4 Calculation of Maximum Allowable Axial Load
- 5 Quality Control
- 6 Production Control
- 7 Documentation
- Case 2943
- Case 2945
- Case 2948
- Case 2949-1
- Case 2951
- Case 2952
- Case 2954
- Case 2955
- Case 2956
- Case 2958
- Case 2959
- Case 2964
- Case 2965
- Case 2966
- Case 2969-2
- Case 2971-1
- Case 2979
- Case 2981
- Case 2982
- Case 2983
- Case 2984
- Case 2985
- Case 2990
- Case 2991
- Case 2992
- Case 2996-1
- Case 2997
- Case 2998-1
- Case 2999
- Case 3000
- Case 3005
- Case 3006
- Case 3007
- Case 3008
- Case 3009
- Case 3011
- Case 3012
- Case 3013
- Case 3015 [Go to Page]