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GB/T 34904-2017: Spheroidal graphite iron castings -- Ultrasonic testing
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 34904-2017 | English | 279 |
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Spheroidal graphite iron castings -- Ultrasonic testing
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GB/T 34904-2017
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Basic data | Standard ID | GB/T 34904-2017 (GB/T34904-2017) | | Description (Translated English) | Spheroidal graphite iron castings -- Ultrasonic testing | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J31 | | Classification of International Standard | 77.040.20 | | Word Count Estimation | 14,193 | | Date of Issue | 2017-11-01 | | Date of Implementation | 2018-05-01 | | Regulation (derived from) | National Standard Announcement 2017 No. 29 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | GB/T 34904-2017: Spheroidal graphite iron castings -- Ultrasonic testing---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.
Spheroidal graphite iron castings-Ultrasonic testing
ICS 77.040.20
J31
National Standards of People's Republic of China
Ductile iron ultrasonic testing
Posted.2017-11-01
2018-05-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard by the National Foundry Standardization Technical Committee (SAC/TC54) and focal point.
This standard is drafted by. Jiangsu Jixin Wind Energy Technology Co., Ltd.
Participated in the drafting of this standard. Datang Group Science and Technology Research Institute Co., Ltd. East China Branch, Lanzhou Lan Shi Zhunshi limited liability company
Division, Anhui Institute of Mechanical Science, Jiangsu Steel Precision Machinery Co., Ltd., Cixi Huili Electrical Co., Ltd., Ma On Shan Haitian heavy
Technology Development Co., Ltd., Shenyang Foundry Institute.
The main drafters of this standard. Li Xiaoqing, Ni Mansheng, Jiang Chunhong, Liu Xuebo, Liu Qiang Hu, Yan Xingyi, Guo Zongshan, Liang Lisheng, Luo Yu,
Sun Aimin, Li Xingjie.
Ductile iron ultrasonic testing
1 Scope
This standard specifies the terms and definitions of ultrasonic testing of ductile iron, general requirements and testing methods.
This standard applies to general-purpose ductile iron and the thickness of 10mm ~ 500mm ductile iron within the scope of defects in ultrasound
Detection.
This standard does not apply to ductile iron spheroidization rate detection and penetration detection methods.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 9445 non-destructive testing personnel qualification and certification
GB/T 12604.1 Non-destructive testing - Ultrasonic testing
GB/T 19799.1 non-destructive testing ultrasonic testing No. 1 calibration block
GB/T 19799.2 Non-destructive testing Ultrasonic testing No. 2 calibration test block
GB/T 27664.1 Performance and testing of non-destructive testing ultrasonic testing equipment - Part 1. Instruments
GB/T 27664.2 Performance and testing of non-destructive testing ultrasonic testing equipment - Part 2. Probe
GB/T 27664.3 Performance and testing of non-destructive testing ultrasonic testing equipment - Part 3. Combined equipment
JB/T 9219 ductile iron - Determination of ultrasonic sound velocity
3 Terms and definitions
GB/T 12604.1 defined and the following terms and definitions apply to this document.
3.1
Scum dross
Castings marginal subtle inclusions (oxides, sulfides, etc.), the density is smaller than the molten metal, pooling in the pool surface or casting surface
slag.
4 General requirements
4.1 Ordering Information
When ordering, the buyer should provide the following information.
a) the area, number or percentage of ultrasonic testing of ductile iron;
b) ductile iron parts of various parts of the quality level;
c) testing process requirements;
d) Are there any other special testing requirements?
4.2 staff qualification
Ultrasound testing staff should be based on GB/T 9445 or other equivalent standards, obtain the appropriate qualification certificate.
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