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GB/T 31438-2015: Steel thin-walled sonic-testing tubes for concrete bored piles
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31438-2015 | English | 339 |
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Steel thin-walled sonic-testing tubes for concrete bored piles
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GB/T 31438-2015
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Basic data | Standard ID | GB/T 31438-2015 (GB/T31438-2015) | | Description (Translated English) | Steel thin-walled sonic-testing tubes for concrete bored piles | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | P28 | | Classification of International Standard | 93.040 | | Word Count Estimation | 16,196 | | Date of Issue | 2015-05-15 | | Date of Implementation | 2015-08-01 | | Quoted Standard | GB/T 228.1; GB/T 244; GB/T 246; GB/T 700; GB/T 2975; GB/T 7735; GB/T 8110; HG/T 2579 | | Regulation (derived from) | National Standard Announcement 2015 No. 15 | | 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 | | Summary | This Standard specifies the concrete pile of steel thin-walled acoustic tube product type, size and quality, technical requirements, test methods, inspection rules, packaging, labeling, transportation and storage. This Standard applies to concrete piles using ultrasonic acoustic tube assay used. | GB/T 31438-2015: Steel thin-walled sonic-testing tubes for concrete bored piles---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.
Steel thin-walled sonic-testing tubes for concrete bored piles
ICS 93.040
P28
National Standards of People's Republic of China
Concrete piles and steel pipe wall acoustic
Issued on. 2015-05-15
2015-08-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard is proposed and managed by the Ministry of Transport of the People's Republic of China.
Drafting of this standard. Hangzhou Silver River Technology Co., Ltd., Hangzhou Urban Infrastructure Development Corporation, Zhejiang Transportation Engineering
Construction Group Limited.
Participated in the drafting of this standard. Bo Hangzhou Silver Traffic Engineering Materials Co., Highway Planning and Design Institute Limited, Beijing Xinqiao
Technology Development Co., Ltd. Zhejiang Vocational and Technical College, Zhejiang Provincial Planning and Design Institute, Hangzhou Xiaoshan District Transportation Planning
Research Institute, Shandong Expressway Group Co., Ltd. Longquan City, Zhejiang Province Highway Bureau, Zhejiang University, Zhejiang Pan-China Engineering Supervision Co.,
China Academy of Railway Sciences, China Railway 17th Bureau Group Co., Ltd.
The main drafters of this standard. Wang Yanfei, F Tim Liang, Xu Hongquan, Zhengshao Jun, Liu Zhaolei, towering Wei, Luo Hailiang, Huan Xing, Yang Zhong Yuan,
Lilin Yong, Zeng Huai Wu, Zhang Weidong, Lin Chun, Qian Xiaoqian, Laijun Ying, Li Yan, Cai Jianjun, Kong Tang, Zhu Changhua, Li Jingtao, Yewei Wu, Xu Mingbo.
Concrete piles and steel pipe wall acoustic
1 Scope
This standard specifies the concrete piles and steel pipe wall acoustic product type, size and quality, technical requirements, test methods, inspection regulations
Then, packaging, labeling, transportation and storage.
This standard applies to the concrete pile using ultrasonic acoustic tube assay used.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
RT Test Method. Test Part 1 GB/T 228.1 metallic materials tensile
GB/T 244 metal pipe bending test method
GB/T 246 metal pipe Flattening test methods
GB/T 700 carbon structural steel
GB/T 2975 Steel and steel products for mechanical testing and sample preparation position
GB/T 7735 steel pipe eddy current testing method
GB/T 8110 gas shielded arc welding of carbon and low alloy steels
HG/T 2579 general hydraulic system with rubber O-ring material
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Acoustic Pipe testingtubes
One end of the tube section welded joints, can be connected to each other, together with the steel skeleton of pre-loaded foundation piles sink hole, through ultrasonic method is used to detect when
Road. Acoustic Pipe by the pipe sections, fittings, bottom, cover and other components.
3.2
Pipe joints pipesection
Not including connector, bottom, cover parts steel, cold-rolled high-frequency welded pipe is generally used.
3.3
Joint connector
Having a horn-like projections, protrusions have a U-shaped groove, groove with rubber ring joints.
3.4
Single-ended connector singleendconnector
One end of the tube section welded joints.
3.5
Double-ended connector doubleendconnector
Both ends of the pipe sections welded joints.
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