GB/T 9253.2-2017 PDF English
| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| GB/T 9253.2-2017 | English | RFQ | ASK | 3 days [Need to translate] | Petroleum and natural gas industries -- Threading, gauging and thread inspection of casing, tubing, and line pipe threads |
| GB/T 9253.2-1999 | English | RFQ | ASK | 10 days [Need to translate] | Petroleum and natural gas industries. Threading, gauging, and thread inspection of casing, tubing and line pipe threads |
| GB/T 9253.2-1988 | English | RFQ | ASK | 3 days [Need to translate] | Oil casing thread |
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Basic data
| Standard ID | GB/T 9253.2-2017 (GB/T9253.2-2017) |
| Description (Translated English) | Petroleum and natural gas industries -- Threading, gauging and thread inspection of casing, tubing, and line pipe threads |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | E92 |
| Classification of International Standard | 75.180.10 |
| Word Count Estimation | 142,156 |
| Date of Issue | 2017-11-01 |
| Date of Implementation | 2018-05-01 |
| 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 9253.2-2017: Petroleum and natural gas industries -- Threading, gauging and thread inspection of casing, tubing, and line pipe threads
---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.
Petroleum and natural gas industries-Threading, gauging and thread inspection of casing, tubing, and line pipe threads ICS 75.180.10 E92 National Standards of People's Republic of China Replacing GB/T 9253.2-1999 Oil and gas industrial casing, tubing and pipelines Thread machining, measurement and inspection Petroleumandnaturalgasindustries-Threading, gaugingand threadinspectionofcasing, tubing, andlinepipethreads 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 Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 General 2 5 Thread Size and Tolerances (Line Pipe, Rim Sleeve and Tubing, Pre-Mounted Threaded Sleeve) 2 5.1 thread of the tooth type, size and tolerance 2 5.2 Thread Measurement 2 5.3 Visual inspection 2 5.4 Thread accuracy 3 5.5 thread design 3 5.6 Chamfering 4 5.7 Internal thread 4 5.8 thread processing 4 5.9 Thread Control 4 5.10 thread parameters 4 5.11 axis misalignment 4 5.12 axis misalignment test (optional) 4 5.13 Do not coincide with the axis of rejection (by the buyer to choose) 4 5.14 full thread length 5 5.15 hand tight connection 5 5.16 round nose 5 6 Threads (Single Parameter) Inspection (Line Pipe, Rivet Sleeve and Tubing, Tilting Threaded Sleeve) 20 6.1 Precautions 20 6.2 Measurement position 21 6.3 taper measurement 22 6.4 Pitch measurement 25 6.5 tooth height measurement 27 6.6 Angle Measurement 29 6.7 thread profile 30 6.8 Coupling thread axis coincidence degree 32 6.9 Calibration of Instruments and Indicators 33 7 Integrated Thread Inspection (Pipeline, Sleeve and Tubing, Pre-threaded Threaded Sleeves) 34 7.1 General 34 7.2 Measurement Requirements 34 7.3 Tightness determination 35 7.4 Tolerance 35 7.5 gauge calibration maintained 35 7.6 Gauge Acceptance 37 7.7 Changes in S Value 39 7.8 Recalibration 39 8 gauge specifications (pipeline, round casing and tubing, trapezoidal thread casing) 39 8.1 Proofreading Regulation 39 8.2 work rules 40 8.3 Pitch 40 8.4 taper 40 8.5 tooth height 40 8.6 tooth bottom shape 41 8.7 gauge length 41 8.8 proofing plug --- alignment device 41 8.9 Pairing closely spaced 41 8.10 mark 41 9 API Gauge Calibration (Line Pipe, Rounded Sleeve and Tubing, Lateral Threaded Sleeves) 52 9.1 Calibration agency 52 9.2 Calibration 52 9.3 Determination of close distance 53 9.4 Mark Verification 53 10 thread mark 53 Appendix A (Normative) Proof of Shipping Regulations 55 Appendix B (Normative) API gage calibration agency requirements 56 Appendix C (Normative) Reinforced Anti-Leakage LTC Sleeve Thread (SR22) Additional Requirements 57 Appendix D (Normative) US Custom Units Tabulation 64 Appendix E (Normative) US Custom Units Chart 83 Appendix F (Normative) Direct-acting bushing 90