Detail of SH/T 3075-2009

Introduction of SH/T 3075-2009

1 Scope This specification specifies the selection principle, application scope and guaranteed items of steel for steel pressure vessels in petrochemical industry as well as additional technical requirements for various steels, requirements for steels for pressure vessels in corrosion environment and requirements for steels for cryogenic vessels. The applicable scope and inapplicable scope of this specification are the same as "Steel Pressure Vessels" (GB 150). 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this specification. For dated references, subsequent amendments to (excluding corrections to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest editions of the normative documents referred to apply. GB 150-1998 Steel Pressure Vessels GB/T 699-1999 Quality Carbon Structural Steels GB/T 700-2006 Carbon Structural Steels GB 713-2008 Steel Plates for Boilers and Pressure Vessels GB 912-2008 Hot-rolled Sheets and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels GB/T 983-1995 Stainless Steel Covered Electrodes GB/T 1220-2007 Stainless Steel Bars GB/T 1221-2007 Heat-resistant Steel Bars GB/T 2040-2002 The Sheet of Copper and Copper Alloy GB/T 3077-1999 Alloy Structure Steels GB 3087-2008 Seamless Steel Tubes for Low and Medium Pressure Boiler GB/T 3274-2007 Hot-rolled Plates and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels GB 3531-2008 Low Alloy Steel Plates for Low Temperature Pressure Vessels GB/T 3880-1997 Aluminum and Aluminum Alloy Rolled Sheet GB/T 4237-2007 Hot Rolled Stainless Steel, Plate Sheet and Strip GB/T 4334-2008 Corrosion of Metals and Alloys - Test Methods for Intergranular Corrosion of Stainless Steels GB/T 5117-1995 Carbon Steel Covered Electrodes GB/T 5118-1995 Low Alloy Steel Covered Electrodes GB/T 5293-1999 Carbon Steel Electrodes and Fluxes for Submerged Arc Welding GB 5310-2008 Seamless Steel Tubes and Pipes for High Pressure Boiler GB/T 6394-2002 Metal - Methods for Estimating the Average Grain Size GB 6479-2000 Seamless Steel Tubes for High-Pressure for Chemical Fertilizer Equipment GB/T 8163-2008 Seamless Steel Tubes for Liquid Service GB 9948-2006 Seamless Steel Tubes for Petroleum Cracking GB/T 10561-2005 Steel - Determination of Content of Nonmetallic Inclusions - Micrographic Method Using Standards Diagrams GB 13296-2007 Seamless Stainless Steel Tubes for Boiler and Heat Exchanger GB/T 14957-1994 Steel Wires for Melt Welding GB/T 14958-1994 Steel Wires for Gas Shielded Welding GB/T 14976-2002 Stainless Steel Seamless Tubes for Fluid Transport GB 19189-2003 Quenched and Tempered High Strength Steel Plates for Pressure Vessels GB 24511-2009 Stainless Steel Plate, Sheet and Strip for Pressure Equipment JB/T 4709-2000 Welding Specification for Steel Pressure Vessels JB 4726-2000 Carbon and Low-alloy Steel Forgings for Pressure Vessels JB 4727-2000 Low-alloy Steel Forgings for Low Temperature Pressure Vessels JB 4728-2000 Stainless Steel Forgings for Pressure Vessels JB/T 4730.3-2005 Nondestructive Testing of Pressure Equipment - Part 3: Ultrasonic Testing JB 4741-2000 Nickel-copper Alloy Hot Rolled Plate for Pressure Vessels JB 4742-2000 Nickel-copper Alloy Seamless Tube and Pipe for Pressure Vessels JB 4743-2000 Nickel-copper Alloy Forgings for Pressure Vessels JB/T 4747-2000 Technical Permission of Steel Welding Rod Purchasing for Pressure Vessels HG 20580-1998 Specification for Design Base of Steel Chemical Vessels HG 20581-1998 Specification for Materials Selected of Steel Chemical Vessels HG 20660-2000 Classification of Toxicity Hazard and Explosion Risk Extent of Chemical Media in Pressure Vessels SH/T 3096-2001 Material Selection Guideline for Design of Major Equipment in Key Units Processing Sour Crude Oil TSG R0004-2009 Supervision Regulation on Safety Technology for Stationary Pressure Vessel API 934-2000 Materials and Fabrication Requirements for 2-1/4Cr-IMO&3Cr-1Mo Steel Heavy Wall Pressure Vessels for High Temperature. High Pressure Hydrogen Service ASME SECTION II Materials NACE TM-0284-2003 Standard Test Method - Evaluation of Pipeline and Pressure Vessel Steels for Resistance to Hydrogen-induced Cracking 3 Terms and Definitions The terms and definitions specified in GB 150-1998, HG 20580-1998 and HG 20581-1998 are applicable to this specification. 4 General Requirements 4.1 Steel for pressure vessels shall comply with the requirements of GB 150-1998 and "Supervision Regulation on Safety Technology for Stationary Pressure Vessel" (hereinafter referred to as "Supervision Regulation") (TSG R0004-2009) issued by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of

Contents of SH/T 3075-2009

1 Scope 2 Normative References 3 Terms and Definitions 4 General Requirements 5 Steel 5.1 Selection Principle of Steel 5.2 Application Scope and Guaranteed Items of Steel 6 Additional Technical Requirements for Various Steels 6.1 Steel Plate 6.2 Forged Steel 6.3 Steel Tube 6.4 Fastener 7 Requirements of Steel for Pressure Vessels in Corrosion Environment 7.1 High Temperature, High Pressure and Hydrogen Environment 7.2 High-temperature(t≥240℃) Sulfur Oil Containing Environment 7.3 High-temperature (t≥240℃) H2+H2S Environment 7.4 Naphthenic Acid (acid value is greater than 0.5mgKOH/g) Corrosion Environment 7.5 Category I Wet H2S Corrosion Environment 7.6 Category II Wet H2S Corrosion Environment 7.7 NaOH Solution Corrosion Environment 7.8 Liquid Ammonia Stress Corrosion Environment 7.9 HF Corrosion Environment 8 Steel for Cryogenic Vessels 8.1 Requirements for Cryogenic Carbon Steel and Low-alloy Steel 8.2 Common Cryogenic Steels 9 Technical Requirements for Welding Material 9.1 General Requirements 9.2 Quality Certificate of Welding Material 9.3 Welding Material Selection Principle 9.4 Selection of Welding Material Appendix A (Informative) Intergranular Corrosion Environment of Stainless Steel Appendix B (Normative) Intergranular Corrosion Tendency Test for Austenite Stainless Steel Appendix C (Normative) Figure for Material Selection of Steel for Hydrogen Exposure Operation Appendix D (Normative) Chromium-molybdenum Steel for Hydrogen Exposure Thick-walled Pressure Vessel Appendix E (Normative) Corrected McConomy Curve Appendix F (Normative) High-temperature H2S/H2 Corrosion Curve Appendix G (Informative) Classification of Wet H2S Corrosion Environment Appendix H (Normative) Steel for Pressure Vessel under HF Corrosion Environment Wording Explanation