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GB/T 41982-2022: High alloy heat-resisting steel thick wall pipes and forgings used for power station - General specification
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| GB/T 41982-2022 | English | 409 |
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High alloy heat-resisting steel thick wall pipes and forgings used for power station - General specification
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GB/T 41982-2022
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Basic data | Standard ID | GB/T 41982-2022 (GB/T41982-2022) | | Description (Translated English) | High alloy heat-resisting steel thick wall pipes and forgings used for power station - General specification | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J32 | | Classification of International Standard | 77.140.85 | | Word Count Estimation | 22,266 | | Date of Issue | 2022-10-14 | | Date of Implementation | 2022-10-12 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 41982-2022: High alloy heat-resisting steel thick wall pipes and forgings used for power station - General specification
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
High alloy heat-resisting steel thick wall pipes and forgings used for power station -- General specification
ICS 77.140.85
CCSJ32
National Standards of People's Republic of China
High-alloy heat-resistant steel thick-walled pipes and forgings for power stations
General technical conditions
2022-10-12 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
directory
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 2
4 Technical Requirements 4
5 Test method 8
6 Inspection rules 11
7 Order Contents 12
8 Packaging, marking and quality certificate12
Appendix A (Informative) Steel Grade Comparison Table 13
Appendix B (normative) Sampling site 14
Reference 16
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
drafted.
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed and managed by the National Technical Committee for Standardization of Forging and Pressing (SAC/TC74).
This document is drafted by. Inner Mongolia North Heavy Industry Group Co., Ltd., Beijing Electromechanical Research Institute Co., Ltd., Xi'an Thermal Engineering Research Institute
Co., Ltd., Huaneng International Power Co., Ltd., Beijing Guodian Futong Technology Development Co., Ltd., Huadian Electric Power Research Institute Co., Ltd.
company.
The main drafters of this document. Lei Bingwang, Zhou Rongcan, Hu Yongping, Liu Jinghai, Qin Sixiao, Cong Xiangzhou, Dong Bo, Li Yongqing, Qin Ruiting, Guo Yanjun,
Li Ji, Wang Mo, Zhou Lin, Du Zhanjiang, Zheng Qinghan.
High-alloy heat-resistant steel thick-walled pipes and forgings for power stations
General technical conditions
1 Scope
This document specifies the technical requirements, test methods, and inspection regulations for high-alloy heat-resistant steel thick-walled pipes and forgings (hereinafter referred to as products) for power stations.
Rules, order contents and packaging, marking and quality certificate.
This document is applicable to large-diameter and thick-walled high-alloy heat-resistant steel for power stations produced by hot extrusion or forging process (outer diameter not less than Φ219mm,
Wall thickness not less than 25mm) pipes and forgings.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
Allowable deviation of finished chemical composition of GB/T 222 steel
GB/T 223 (all parts) Methods for chemical analysis of steel and alloys
GB/T 226 Steel Low Magnification and Defect Acid Etching Test Method
GB/T 228.1 Tensile Test of Metallic Materials Part 1.Test Method at Room Temperature
GB/T 228.2 Tensile Test of Metallic Materials Part 2.High Temperature Test Method
GB/T 229 Charpy Pendulum Impact Test Method for Metallic Materials
GB/T 231.1 Brinell hardness test for metallic materials - Part 1.Test method
GB/T 232 Bending test method for metallic materials
GB/T 246 Test method for flattening of metal pipes
GB/T 1979 Structural Steel Low Magnification Defect Rating Chart
GB/T 2039 Test method for uniaxial tensile creep of metallic materials
GB/T 2102 Acceptance, packaging, marking and quality certificate of steel pipes
GB/T 2975 Sampling location and sample preparation for mechanical properties test of steel and steel products
GB/T 4336 Determination of multi-element content of carbon steel and medium and low alloy steel spark discharge atomic emission spectrometry (conventional method)
GB/T 5777-2019 Automatic full-circumferential ultrasonic testing for longitudinal and/or transverse imperfections of seamless and welded (except submerged arc welded) steel pipes
GB/T 6060.2 Surface roughness comparison sample block grinding, turning, boring, milling, inserting and planing surface
GB/T 6394 Metal Average Grain Size Determination Method
GB/T 7735-2016 Automatic Eddy Current Inspection for Defects in Seamless and Welded (except Submerged Arc Welded) Steel Pipes
GB/T 8541 Forging Terms
GB/T 10561-2005 Determination of non-metallic inclusion content in steel, standard rating chart microscopic inspection method
GB/T 11261 Determination of Oxygen Content in Iron and Steel Pulse Heating Inert Gas Melting-Infrared Absorption Method
GB/T 13298 Metal Microstructure Test Method
GB/T 17394.1 Leeb hardness test for metallic materials - Part 1.Test method
GB/T 20066 Sampling and sample preparation method of samples for determination of chemical composition of steel and iron
GB/T 20123 Determination of total carbon and sulfur content of iron and steel by infrared absorption method after high-frequency induction furnace combustion (conventional method)
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