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Position: Chinese Standard in English/DL 473-1992
DL 473-1992   Specification of large-diameter tee forgings (English Version)
Standard No.: DL 473-1992 Status:abolished remind me the status change

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Language:English File Format:PDF
Word Count: 2000 words Price(USD):40.0 remind me the price change

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Implemented on:1992-12-1 Delivery: via email in 1 business day
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Standard No.: DL 473-1992
English Name: Specification of large-diameter tee forgings
Chinese Name: 大直径三通锻件技术条件
Chinese Classification: J32    Forging and pressing
Professional Classification: DL    Professional Standard - Electricity
Issued by: MOE
Issued on: 1992-6-30
Implemented on: 1992-12-1
Status: abolished
Superseded by:DL/T 473-2017 Technical Requirements of Large-diameter Tee Forgings
Superseded on:2017-12-1
Abolished on:2017-12-01
Language: English
File Format: PDF
Word Count: 2000 words
Price(USD): 40.0
Delivery: via email in 1 business day
1 Subject Content and Application Scope This technical specification specifies order conditions, tech-regulations, test methods and acceptance of larger-diameter tee forgings. This standard is applicable to the tee forgings of 300MW or above thermal power generating unit pipeline with nominal outside diameter not less than 400mm. Other forgings like reducer pipe may refer to it. 2 Normative References GB 150 Steel Pressure Vessels GB 222 Method of sampling steel for determination of chemical composition and permissible variations for product analysis GB 223 Methods for Chemical Analysis of Iron, Steel and Alloy GB 228 Metallic Materials-Tensile Testing GB 231 Metallic Materials-Brinell Hardness Test GB 699 Carbon Constructional Quality Steel-Technical Conditions GB 2106 Metallic Materials-Charpy (V-notch) Impact Test GB 3077 Alloy Structure Steel- Technical Requirements GB 5310 Seamless Steel Tubes and Pipes for High Pressure Boiler GB 6394 Metal-methods for estimating the average grain size GB 10561 Steel-Determination of Content of Non-metallic Inclusion-Micrographic Method Using Standard Diagrams JB 755 Technical Conditions for Pressure Vessel Forgings JB 3963 Ultrasonic Detection of Pressure Vessel Forgings JB 3965 Magnetic Particle Inspection of Steel Pressure Vessels JB 28 Metal-Inspection Method of Microstructure DL 5007 The Code of Election and Acceptance for Power Plant Construction-Welding section (thermal power plant welding) 3 Order Conditions 3.1 The demander shall indicate the number of this standard, forgings name, order drawing number, number, steel grade and delivery conditions and provide the ordering patterns and tech-regulations and if necessary indicate the key parts of forgings. 3.2 In case of ordering based on this standard, the special requirement shall be indicated in the contract if any. 3.3 Tech-regulations and acceptance of forgings shall meet not only this standard, but the contract requirements.
1 Subject Content and Application Scope 2 Normative References 3 Order Conditions 4 Tech-regulations 5 Test Methods 6 Inspection Rules 7 Marking 8 Acceptance Appendix A High Temperature Performance of Forging (Reference) Additional Explanation:
Referred in DL 473-1992:
*GB 150-2011 Pressure Vessels (Collection GB150.1~150.4-2011)
*GB 222-1984 Method of sampling steel for determination of chemical composition and permissible variations for product analysis
*GB 223-1981
*GB 228-1987
*GB 231-1984
*GB 699-1988
*GB 2106-1980
*GB3077-
*GB 5310-2008 Seamless Steel Tubes and Pipes for High Pressure Boiler
*GB6394-
*GB10561-
*JB755-
*JB3963-
*JB 3965-1985
*JB28-
*DL 5007-1992 The Code of Erection and Acceptance of Electric Power Construction (Welding for Fossil Fuel Power Plant)
DL 473-1992 is referred in:
* DL/T 438-2009 The technical supervision codes for metal in fossil-fuel power plant
* DL/T 438-2009 The technical supervision codes for metal in fossil-fuel power plant
Code of China
Standard
DL 473-1992  Specification of large-diameter tee forgings (English Version)
Standard No.DL 473-1992
Statusabolished
LanguageEnglish
File FormatPDF
Word Count2000 words
Price(USD)40.0
Implemented on1992-12-1
Deliveryvia email in 1 business day
Detail of DL 473-1992
Standard No.
DL 473-1992
English Name
Specification of large-diameter tee forgings
Chinese Name
大直径三通锻件技术条件
Chinese Classification
J32
Professional Classification
DL
ICS Classification
Issued by
MOE
Issued on
1992-6-30
Implemented on
1992-12-1
Status
abolished
Superseded by
DL/T 473-2017 Technical Requirements of Large-diameter Tee Forgings
Superseded on
2017-12-1
Abolished on
2017-12-01
Superseding
Language
English
File Format
PDF
Word Count
2000 words
Price(USD)
40.0
Keywords
DL 473-1992, DL/T 473-1992, DLT 473-1992, DL473-1992, DL 473, DL473, DL/T473-1992, DL/T 473, DL/T473, DLT473-1992, DLT 473, DLT473
Introduction of DL 473-1992
1 Subject Content and Application Scope This technical specification specifies order conditions, tech-regulations, test methods and acceptance of larger-diameter tee forgings. This standard is applicable to the tee forgings of 300MW or above thermal power generating unit pipeline with nominal outside diameter not less than 400mm. Other forgings like reducer pipe may refer to it. 2 Normative References GB 150 Steel Pressure Vessels GB 222 Method of sampling steel for determination of chemical composition and permissible variations for product analysis GB 223 Methods for Chemical Analysis of Iron, Steel and Alloy GB 228 Metallic Materials-Tensile Testing GB 231 Metallic Materials-Brinell Hardness Test GB 699 Carbon Constructional Quality Steel-Technical Conditions GB 2106 Metallic Materials-Charpy (V-notch) Impact Test GB 3077 Alloy Structure Steel- Technical Requirements GB 5310 Seamless Steel Tubes and Pipes for High Pressure Boiler GB 6394 Metal-methods for estimating the average grain size GB 10561 Steel-Determination of Content of Non-metallic Inclusion-Micrographic Method Using Standard Diagrams JB 755 Technical Conditions for Pressure Vessel Forgings JB 3963 Ultrasonic Detection of Pressure Vessel Forgings JB 3965 Magnetic Particle Inspection of Steel Pressure Vessels JB 28 Metal-Inspection Method of Microstructure DL 5007 The Code of Election and Acceptance for Power Plant Construction-Welding section (thermal power plant welding) 3 Order Conditions 3.1 The demander shall indicate the number of this standard, forgings name, order drawing number, number, steel grade and delivery conditions and provide the ordering patterns and tech-regulations and if necessary indicate the key parts of forgings. 3.2 In case of ordering based on this standard, the special requirement shall be indicated in the contract if any. 3.3 Tech-regulations and acceptance of forgings shall meet not only this standard, but the contract requirements.
Contents of DL 473-1992
1 Subject Content and Application Scope 2 Normative References 3 Order Conditions 4 Tech-regulations 5 Test Methods 6 Inspection Rules 7 Marking 8 Acceptance Appendix A High Temperature Performance of Forging (Reference) Additional Explanation:
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Keywords:
DL 473-1992, DL/T 473-1992, DLT 473-1992, DL473-1992, DL 473, DL473, DL/T473-1992, DL/T 473, DL/T473, DLT473-1992, DLT 473, DLT473