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GB/T 39211-2020: Testing method of phased array technology for ship steel weld
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 39211-2020 | English | 559 |
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Testing method of phased array technology for ship steel weld
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GB/T 39211-2020
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Basic data | Standard ID | GB/T 39211-2020 (GB/T39211-2020) | | Description (Translated English) | Testing method of phased array technology for ship steel weld | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U06 | | Classification of International Standard | 47.020.01 | | Word Count Estimation | 30,313 | | Date of Issue | 2020-10-11 | | Date of Implementation | 2021-05-01 | | Regulation (derived from) | National Standard Announcement No. 21 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 39211-2020: Testing method of phased array technology for ship steel weld---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.
Testing method of phased array technology for ship steel weld
ICS 47.020.01
U06
National Standards of People's Republic of China
Ultrasonic phased array detection method for ship steel welds
2020-10-11 released
2021-05-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Table of contents
Preface Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Abbreviations 1
5 Person 2
6 Apparatus and equipment 2
7 Test block and couplant 2
8 Testing technology level 3
9 Technical requirements before testing 4
10 Testing 10
11 Test data analysis and defect determination 10
12 Testing process verification and system review 13
13 Test report 14
Appendix A (informative appendix) Large thickness workpiece comparison test block and acoustic evaluation comparison test block 15
Appendix B (informative appendix) Process verification test block reflector setting 18
Appendix C (Normative Appendix) Manual position sensorless phased array ultrasonic testing method 24
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed and managed by the National Ocean Shipping Standardization Technical Committee (SAC/TC12).
Drafting organizations of this standard. China State Shipbuilding Industry Research Institute, the 11th Research Institute of China State Shipbuilding Corporation, China Merchants
Bureau Heavy Industry (Jiangsu) Co., Ltd., Guangzhou Shipyard International Co., Ltd., CSSC Huangpu Wenchong Ship Co., Ltd., Shanghai Waigaoqiao Shipbuilding Co., Ltd.
The main drafters of this standard. Cheng Yang, Lu Leijun, Yi Yiping, Lao Yijia, Zhou Wen, Hao Xuan, Feng Huijun, Fu Shanwen, Chen Weilin, Sun Yaogang,
Jinkeling, Ye Chao.
Ultrasonic phased array detection method for ship steel welds
1 Scope
This standard specifies the personnel, instruments and equipment, test blocks and test blocks for the ultrasonic phased array inspection of ship steel welds (hereinafter referred to as phased array ultrasonic inspection).
Couplant, testing technology level, technical requirements before testing, testing, testing data analysis and defect determination, testing process verification and system review,
Test report and other requirements.
This standard applies to phased array ultrasonic testing of ship steel welds.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document.
For undated references, the latest version (including all amendments) applies to this document.
GB/T 9445 Non-destructive testing personnel qualification and certification
GB/T 12604.1 Non-destructive testing term Ultrasonic testing
GB/T 19418-2003 Guide for quality classification of arc welded joint defects of steel
GB/T 23905 Non-destructive testing test block for ultrasonic testing
GB/T 32563-2016 Non-destructive testing Ultrasonic testing Phased array ultrasonic testing method
JJF1338 Phased Array Ultrasonic Flaw Detector Calibration Specification
CB/T 3559-2011 Ultrasonic testing process and quality classification of ship steel welds
ISO 13588.2019 The use of automatic phased array technology for non-destructive testing of welds
3 Terms and definitions
The terms and definitions defined in GB/T 9445, GB/T 12604.1 and GB/T 32563-2016 apply to this document.
4 Abbreviations
The following abbreviations apply to this document.
ACG. Angle gain correction
CAD. Computer Aided Drawing
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