GB 150.3-2011 Pressure Vessels Part.3 DESIGN

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2A11228CD2354A34AE191B38566C0BBE

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2016-9-6

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ICS 23.020.30,J 74,National Standard of the People’s Republic of China,中华人民共和国国家标准,GB 150.3-2011,Partially Replace GB 150-1998,Pressure Vessels—,Part 3: Design,压力容器 第 3 部分:设计,Issue on: November 21, 2011 Implemented on: March 1, 2012,Issued by General Administration of Quality Supervision, Inspection and Quarantine,of the People’s Republic of China,Standardization Administration of the People’s Republic of China,Contents,1 Scope.1,2 Normative References..1,3 Cylinders and Spherical Shells Under Internal Pressure..2,4 Cylinder and Spherical Shell Under External Pressure.4,5 Heads .27,6 Openings and Reinforcements 70,7 Flange..102,Appendix A (Normative) Noncircular Cross Section Vessels.150,Appendix B (Normative) Flat Steel Ribbon Wound Cylinder.187,Appendix C (Informative) Seal Structure ..191,Appendix D (Informative) Structure of Welding Joint 240,Appendix E (Normative) Basic Design Requirements for Low Temperature Pressure Vessels 266,i,Forward,Appendix C and Appendix D of this part in this standard are recommendatory and others,are mandatory.,This standard GB 150 “Pressure Vessels” consists of the following four parts:,——Part 1: General Requirements;,——Part 2: Materials;,——Part 3: Design;,——Part 4: Fabrication, Inspection and Testing, and Acceptance.,This part is “Part 3: Design” of GB 150 “Stationary Pressure Vessels”. This part is drafted,according to the rules provided by GB/T 1.1-2009 “Directives for Standardization”.,On the basis of Chapter 5~Chapter 9, Appendix C, Appendix D, Appendix G and Appendix J of,GB 150-1998, this part was revised and prepared in combination of the actual demand of the design,of basic pressure components of pressure vessels and the revision proposal of the relevant standards,and in order to meet the requirements of “Supervision Regulation on Safety Technology for Stationary,Pressure Vessel”. The main changes of this part over GB 150-1998 are as follows:,——Corresponding to Chapter 5 “Cylinder and Spherical shell Subjected to Internal Pressure” of,the former GB 150-1998, Chapter 3 of this part adds the corresponding formulae for design calculation,of wall thickness according to external diameter.,——Corresponding Chapter 6 “Cylinder and Spherical shell Subjected to External Pressure” of,the former GB 150-1998, the main content changes in Chapter 4 of this part are:,a) The external pressure curve diagrams are revised and external pressure curve diagrams,corresponding to high-strength materials are added;,b) The selection table of curve diagram of stress coefficient B corresponding to the material,is added;,c) The structural design of reinforcing ring is modified partially.,——Corresponding Chapter 7 “Heads and Covers” of the former GB 150-1998, the main content,changes in Chapter 5 of this part are:,a) The design calculation methods for such components as eccentric conical shell, low,pressure flat head, reinforced flat head and stay structure are added;,b) The K coefficient of parts of flat-covers is adjusted;,c) The design method of plastic analysis applicable to full penetration connection for flat,head and cylinder is added;,d) The design method for spherical cap head and conical shell where δ/R<0.002 is added.,——Corresponding to Chapter 8 “Opening and Reinforcements” of the former GB 150-1998,Chapter 6 of this part enlarges the contents of design calculation methods for opening and opening,ii,reinforcement and includes the integral reinforcement design method for the radial parallel and level,connection pipes of cylinder body, by which, the application scope of opening rate may reach 0.9.,——Corresponding to Chapter 9 “Flanges” of the former GB 150-1998, the main changes in,Chapter 7 of this part are as follows:,a) The stiffness checking and calculation requirements of the integral flange and the,optional flanges calculated according to integral flange are added;,b) The selection parameters for corrugated tooth gasket design are supplemented.,——The contents relevant to design in Appendix C “Low Temperature Pressure Vessels” of GB,150-1998 turn to Appendix E of this part.,——Contents of Appendix D, Appendix G and Appendix J of GB 150-1998 are included in,Appendix A, Appendix C and Appendix D of this part.,The main adjusted or changed contents are:,a) Appendix B “Flat Steel Ribbon Wound Cylinder” is added;,b) In Appendix C, the application scope of double-cone ring seal is enlarged;,c) In Appendix D, the welded structure is arranged and supplemented again according to,the practical conditions.,This part was proposed by and is under the jurisdiction of the National Technical Committee on,Boilers and Pressure Vessels of Standardization Administratio……

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