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GB/T 44508-2024: Wind energy generation systems - Specification for ring forgings of wind turbines
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 44508-2024 | English | 439 |
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Wind energy generation systems - Specification for ring forgings of wind turbines
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GB/T 44508-2024
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Basic data
| Standard ID | GB/T 44508-2024 (GB/T44508-2024) |
| Description (Translated English) | Wind energy generation systems - Specification for ring forgings of wind turbines |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | F11 |
| Classification of International Standard | 27.180 |
| Word Count Estimation | 22,283 |
| Date of Issue | 2024-09-29 |
| Date of Implementation | 2025-04-01 |
| Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |
GB/T 44508-2024: Wind energy generation systems - Specification for ring forgings of wind turbines
---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.
National Standard of the People's Republic of China
ICS 27.180CCS F 11
Wind power generation system Wind turbine ring forgings
Technical Specifications
Wind energy generation systems-Specification for ring forgings of
wind turbines
2024-09-29 Release
2025-04-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface Ⅲ
1 Scope...1
2 Normative references ...1
3 Terms and Definitions 1
4 Technical requirements 3
5 Test methods 8
6 Inspection Rules 9
7 Marks and quality certificates...12
8 Packaging, storage and transportation...13
Appendix A (Informative) Comparison table of domestic and foreign standard grades...14
Appendix B (Normative) Calculation and Expression Methods of Common Forging Ratios 15
References ...17
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 for standardization documents"
Drafting is required.
This document was proposed by the China Machinery Industry Federation.
This document is under the jurisdiction of the National Technical Committee for Standardization of Wind Power Generation (SAC/TC 50).
This document was drafted by. Elaite Energy Equipment Co., Ltd., Shanxi Tianbao Group Co., Ltd., Goldwind Science & Technology Co., Ltd.
Co., Ltd., Tongyu Heavy Industry Co., Ltd., Shanghai Electric Wind Power Group Co., Ltd., Wuxi Parker New Materials Technology Co., Ltd.,
Shanxi Jinrui Guangyuan Heavy Industry Technology Group Co., Ltd., Yunda Energy Technology Group Co., Ltd., Mingyang Smart Energy Group Co., Ltd.,
Harbin Electric Wind Energy Co., Ltd., CRRC Shandong Wind Power Co., Ltd., CRRC Zhuzhou Electric Locomotive Research Institute Co., Ltd. Wind Power Division, Siemens
Mesa Renewable Energy Technology (China) Co., Ltd., CSSC Offshore Wind Power Co., Ltd., Guodian United Power Technology Co., Ltd., China Yangtze River
China Three Gorges Corporation, Shanghai Taisheng Wind Energy Equipment Co., Ltd., Envision Energy Co., Ltd., Dongfang Electric Wind Power Co., Ltd.
Shanghai Energy Technology Development Co., Ltd., Beijing Jianheng Certification Center Co., Ltd., China Quality Certification Center, Hunan Southern Aerospace High Precision
Transmission Co., Ltd., Renben Co., Ltd., Jiangyin Xingcheng Special Steel Co., Ltd., Shanxi Shuanghuan Heavy Industry Group Co., Ltd., Shanxi Fu
Xingtong Heavy Ring Forging Co., Ltd., Shanxi Baohang Heavy Industry Co., Ltd., Jiangyin Hengrun Ring Forging Co., Ltd., Dandong Fengneng Industrial Co., Ltd.
company.
The main drafters of this document are. Zhao Limei, Niu Jiazhen, Wang Liliang, Xu Yong, Ren Xiufeng, Yang Houlei, Li Yongzhi, Chen Fei, Lan Pengguang, Yin Ming,
He Xifeng, Yang Xuebing, Wang Ziyue, Ouyang Hua, Li Yue, Lan Yongsen, Zheng Liang, Ma Li, Zhang Jie, Guo Wenhui, Zhu Xingman, Zhang Bangqiang, Yang Rongchang,
Jiang Shaohui, He Changjian, Hu Dawei, Zhang Yanling, Chen Kui, Liu Bin, Dong Juan, Yan Zhiwei, Yan Chenyang, Zhang Tiehong, Yan Pengtao, Yan Jiangtao, Guo Jisen,
Tang Guanglin and An Fengjun.
Wind power generation system Wind turbine ring forgings
Technical Specifications
1 Scope
This document specifies the technical requirements, test methods and specifications of the annular forgings of the tower flange and slewing bearing ring (including yaw and pitch) of wind turbine generator sets.
methods, inspection rules, marking and quality certificates, packaging, storage and transportation.
This document is applicable to wind turbine tower flanges and slewing ring annular forgings.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 222 Permissible deviation of chemical composition of finished steel products
GB/T 223 (all parts) Chemical analysis methods for steel and alloys
GB/T 223.82 Determination of hydrogen content of steel - Inert gas fusion - Thermal conductivity or infrared method
GB/T 225 End quenching test method for hardenability of steel (Jominy test)
GB/T 228.1-2021 Tensile test of metallic materials Part 1.Room 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 1184-1996 Shape and position tolerances without tolerance values
GB/T 1591 Low alloy high strength structural steel
GB/T 1804-2000 General tolerances Tolerances of linear and angular dimensions without tolerance indication
GB/T 3077 Alloy structural steel
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 5313-2023 Thickness properties of steel plates
GB/T 6394 Determination of average grain size of metals
GB/T 10561-2023 Determination of non-metallic inclusions in steel - Standard for determination of non-metallic inclusions in steel - Microscopic examination method using a rating chart
GB/T 11261 Determination of oxygen content of iron and steel - Pulse heating inert gas fusion - infrared absorption method
GB/T 13320-2007 Metallographic structure rating diagram and evaluation method for steel die forgings
GB/T 17394.1 Leeb hardness test for metallic materials Part 1.Test method
GB/T 20066 Sampling and sample preparation methods for determination of chemical composition of steel and iron
GB/T 20124 Determination of nitrogen content in steel - Inert gas fusion thermal conductivity method (conventional method)
GB/T 34474.1-2017 Evaluation of banded structure in steel Part 1.Standard rating chart method
NB/T 47013.3-2015 Nondestructive testing of pressure equipment Part 3.Ultrasonic testing
NB/T 47013.4-2015 Nondestructive testing of pressure equipment Part 4.Magnetic particle testing
3 Terms and definitions
The following terms and definitions apply to this document.
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