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GB/T 42401-2023: Laser cladding repairing - Quality levels for imperfections
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42401-2023 | English | 199 |
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Laser cladding repairing - Quality levels for imperfections
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GB/T 42401-2023
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Basic data | Standard ID | GB/T 42401-2023 (GB/T42401-2023) | | Description (Translated English) | Laser cladding repairing - Quality levels for imperfections | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J39 | | Classification of International Standard | 25.220.01 | | Word Count Estimation | 10,133 | | Date of Issue | 2023-03-17 | | Date of Implementation | 2023-03-17 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42401-2023: Laser cladding repairing - Quality levels for imperfections---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.
ICS 25.220.01
CCSJ39
National Standards of People's Republic of China
Laser cladding repair defect quality classification
Released on 2023-03-17
2023-03-17 Implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 symbols 2
5 Defect inspection method 2
5.1 Non-destructive inspection 2
5.2 Destructive inspection 3
6 Preparation method of test piece 4
7 Defect quality classification 4
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.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China Machinery Industry Federation.
This document is under the jurisdiction of the National Laser Repair Technology Standardization Technical Committee (SAC/TC482).
This document is drafted by. Shanghai Jiaotong University, Shanghai Dalu Tianrui Laser Surface Engineering Co., Ltd., Baoshan Iron and Steel Co., Ltd., Bao
Armed Equipment Intelligent Technology Co., Ltd., Shenyang Continental Laser Technology Co., Ltd., Yueyang Continental Laser Technology Co., Ltd., Shanghai Institute of Electrical Machinery, Shenyang
Yanghang University of Aeronautics and Astronautics, Chongqing Pump Factory Co., Ltd., National Quality Inspection and Testing Center for Remanufactured Machinery Products (Shandong), Nanchang Aviation
University, China Aviation Development Commercial Aviation Engine Co., Ltd., Xiangyang Hangtai Power Machine Factory, Chinese People's Liberation Army Army Armored Forces Academy,
Shenyang University, Nanjing University of Aeronautics and Astronautics, Shenyang University of Technology, Shanghai Rail Transit Testing Technology Co., Ltd., Metal Research of Chinese Academy of Sciences
Institute, Xi'an Shaangu Power Co., Ltd., East China University of Science and Technology, Shanghai Jiaotong (Xuzhou) New Material Research Institute Co., Ltd., Shanghai Only Bo Laser Technology
Co., Ltd., State-owned Chuanxi Machinery Factory.
The main drafters of this document. Feng Kai, Chen Jiang, Li Zhuguo, Feng Yulei, Fan Jiancheng, Xiong Jie, Chen Guoxi, Wang Fan, Chen Yongchang, Li Lei, Zou Xinchang,
Wang Wei, Zhou Wujun, Peng Xiao, Zhou Song, Zheng Haizhong, Zhu Sheng, Xu Min, Chen Xiaowen, Lu Zhengjie, Hui Li, Zhang Song, Sun Biao, Lei Liming, Liu Yu, Sun Hongmei,
He Chunlin, Zhan Xiaohong, Wu Chenliang, Yao Ge, Xu Jianhui, Xiao Jiulin, Ren Songzan, Zhang Xiancheng, Qian Yuxin, Cai Le, Wang Juan, Wang Duan.
Laser cladding repair defect quality classification
1 Scope
This document specifies the symbols for the quality classification of defects repaired by laser cladding, defect inspection methods, test piece preparation methods, and defect quality classification.
This document is applicable to the defect quality classification of laser cladding repair.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 3323.1 Radiographic testing for non-destructive testing of welds - Part 1.X-ray and gamma-ray film techniques
GB/T 3323.2 Radiographic testing for non-destructive testing of welds - Part 2.X and gamma ray techniques using digital detectors
GB/T 3375 Welding Terminology
GB/T 9445 Qualification and certification of non-destructive testing personnel
GB/T 11345 Ultrasonic testing technology, testing level and evaluation for non-destructive testing of welds
GB/T 18851.1 Nondestructive Testing Penetration Testing Part 1.General
GB/T 18851.2 Nondestructive Testing Penetration Testing Part 2.Inspection of Penetrating Materials
GB/T 18851.5 Penetrant testing for non-destructive testing - Part 5.Penetrant testing at temperatures above 50°C
GB/T 18851.6 Penetrant testing for non-destructive testing - Part 6.Penetrant testing at temperatures below 10°C
GB/T 20968 Selection of low-magnification magnifying glass for non-destructive testing visual inspection aids
GB/T 26955 Destructive tests on welds of metallic materials — Macroscopic and microscopic inspection of welds
GB/T 26956 Etchant for macroscopic and microscopic examination of weld seam destructive test of metallic materials
GB/T 29067 Non-destructive testing industrial computer tomography (CT) image measurement method
GB/T 29069 Performance test method for non-destructive testing industrial computer tomography (CT) system
GB/T 29070 General requirements for non-destructive testing industrial computer tomography (CT) testing
GB/T 29795 Laser Repair Technology Terms and Definitions
GB/T 32259 Non-destructive testing of welds Visual inspection of fusion welded joints
GB/T 35839 Non-destructive testing industrial computer tomography (CT) density measurement method
GB/T 37166 Non-destructive testing composite materials industrial computer tomography (CT) testing method
3 Terms and Definitions
GB/T 29795, GB/T 3375 and the following terms and definitions apply to this document.
3.1
After the shape and size of the damaged parts are restored by laser processing technology, a metallurgically bonded surface coating is formed with the substrate and the shape of the substrate is formed.
The area formed by the heat-affected zone.
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