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SN/T 4367.4-2017: Rules for the inspection of steel pipe for import and export - Part 4: Welded pipe for transport oil and gas
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 4367.4-2017 | English | 259 |
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Rules for the inspection of steel pipe for import and export - Part 4: Welded pipe for transport oil and gas
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SN/T 4367.4-2017
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Basic data | Standard ID | SN/T 4367.4-2017 (SN/T4367.4-2017) | | Description (Translated English) | Rules for the inspection of steel pipe for import and export - Part 4: Welded pipe for transport oil and gas | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | H48 | | Classification of International Standard | 77.140.75 | | Word Count Estimation | 11,112 | | Date of Issue | 2017-07-21 | | Date of Implementation | 2018-03-01 | | Quoted Standard | GB/T 9711; SN/T 0188.2; SN/T 1323; SN/T 2412.3; SN/T 2412.4; SY/T 0316 | | Regulation (derived from) | National Quality Inspection (2017) No. 337 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard stipulates the inspection basis, sampling, inspection items, inspection methods and test results of the import and export oil and gas pipelines. This standard applies to the inspection of welded steel pipes for two product specification levels (PSL1 and PSL2) for oil and gas transportation. | SN/T 4367.4-2017: Rules for the inspection of steel pipe for import and export - Part 4: Welded pipe for transport oil and gas
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Rules for the inspection of steel pipe for import and export - Part 4. Welded pipe for transport oil and gas
People's Republic of China entry and exit inspection and quarantine industry standards
Import and export pipe inspection procedures
Part 4. Oil and gas pipelines
Part 4. Weldedpipefortransportoilandgas
Released on.2017-07-21
2018-03-01 implementation
People's Republic
The General Administration of Quality Supervision, Inspection and Quarantine issued
Foreword
SN/T 4367 "Import and Export Pipe Inspection Procedures" is divided into 8 parts.
--- Part 1. Welded boiler tubes;
--- Part 2. Seamless boiler tubes;
--- Part 3. Oil and gas pipeline seamless pipe;
---Part 4. Oil and gas pipeline welded pipe;
---Part 5. Seamless pipes for geological oil drill sleeves;
---Part 6. Welded steel pipes and galvanized welded steel pipes for low-pressure fluid transport;
--- Part 7. Wire casing;
--- Part 8. Shaped steel pipe.
This part is the fourth part of SN/T 4367.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This part is proposed and managed by the National Certification and Accreditation Administration.
This section drafted by. Jiangsu Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Zhejiang Entry-Exit Inspection and Quarantine
Bureau of Liaoning Entry-Exit Inspection and Quarantine, People's Republic of China Guangdong Entry-Exit Inspection and Quarantine Bureau, People's Republic of China
Hebei Entry-Exit Inspection and Quarantine Bureau, China Petroleum Group Petroleum Pipeline Engineering Technology Research Institute.
The main drafters of this section. Song Guangsan, He Xiaodong, Mi Fei, Tong Yu, Zhu Jinlian, Wu Xiaohua, Shao Xiaodong, Xu Chunhua, Cui Liuyu, Cheng Xuanlin.
Import and export pipe inspection procedures
Part 4. Oil and gas pipelines
1 Scope
This part of SN/T 4367 specifies the inspection basis, sampling, inspection items, inspection methods and inspection of oil and gas pipelines for import and export.
The result of the test is judged.
This section applies to the inspection of welded steel pipes for two product specification levels (PSL1 and PSL2) for oil and gas transportation.
2 Normative references
The following documents are indispensable for the application of this document. 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 9711 steel pipe for oil and gas industrial pipeline transportation system (GB/T 9711-2011, ISO 3183.2007, MOD)
SN/T 0188.2 Import and export weighing instrument weighing procedures - Part 2. Weighing instruments
SN/T 1323 sampling method for import and export metal materials
SN/T 2412.3 General inspection procedures for import and export steels - Part 3. Sampling locations and dimensions
SN/T 2412.4 General inspection procedures for import and export steels - Part 4
SY/T 0316 Recommended Practice for Site Inspection of New Line Pipes (SY/T 0316-2012, APIRP5L8.1996, MOD)
3 Terms and definitions
The following terms and definitions defined in GB/T 9711, SN/T 1323, SN/T 2412.3 and SN/T 2412.4 apply to this
file.
3.1
Inspection lot declarationlot
Import and export oil and gas pipeline welded pipe with the same inspection number.
3.2
Inspection lot inspectionlot
The same type of steel pipe of the same specification produced by the same production plant and delivered at the same time.
3.3
Welded pipe weldedpipe
Continuous furnace welding (CW) pipe, spiral seam combined welding (COWH) pipe, straight seam combined welding (COWL) pipe, high frequency welding (HFW) pipe, low frequency welding
(LFW) tube, laser welded (LW) tube, spiral submerged arc welding (SAWH) tube or straight seam submerged arc welding (SAWL) tube.
3.4
Defect defect
Dimensions and/or distribution densities exceed the imperfections of the acceptance limits specified by the inspection.
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