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Recommended practice for petroleum and natural gas industries -- Drill stem design and operating limits
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GB/T 24956-2010
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Basic data | Standard ID | GB/T 24956-2010 (GB/T24956-2010) | | Description (Translated English) | Recommended practice for petroleum and natural gas industries -- Drill stem design and operating limits | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | E13 | | Classification of International Standard | 75.020 | | Word Count Estimation | 186,119 | | Date of Issue | 2010-08-09 | | Date of Implementation | 2010-12-01 | | Quoted Standard | API RP 5C1; API BULL 5C3; API SPEC 7; API RP 7A1; API RP 13B-1; API RP 13B-2; ASTM D3370; NACE MR0175 | | Adopted Standard | API RP 7G-1998, IDT; API RP 7G-1998/Amd 1-2003, IDT | | Regulation (derived from) | National Standard Approval Announcement 2010 No.3 (Total No.158) | | 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 selection of drill string components, deviation control, drilling, drilling pressure and speed, , and other operating procedures. | GB/T 24956-2010: Recommended practice for petroleum and natural gas industries -- Drill stem design and operating limits
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Recommended practice for petroleum and natural gas industries. Drill stem design and operating limits
ICS 75.020
E13
National Standards of People's Republic of China
Oil and Gas Industry
Drill stem design and operating limits Recommended Practice
Issued on. 2010-08-09
2010-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅴ
1 Scope 1
2 References 1
3 Terms and definitions
Performance 4 drill pipe and tool joints 5
5 drill collar 37 performance
6 Kelly performance 37
7 design calculations 56
8 and the inclination about the limits of 62
Limits 9 and floating drilling vessel about 69
10 of the drill string and sulfide stress cracking corrosion 72
Limit the use of compression rod 11 (see Appendix A.14 and A.15) 77
12 special use of 119
13 of the drill string identification, inspection and grading 124
147 14 special treatment
15 drill dynamic load 147
16 cone bit size and tightening torque of 147 Categories
Appendix A (normative) Strength and design formulas 153
Annex B (informative) References 175
Appendix NA (informative) Standards Chapter 2 reference standard domestic 177 cases of adoption
Conversion relationship appendix NB (informative) and imperial units of legal units of measurement 178
1 NC26 torsional strength of the joint and tightening torque Fig. 25
Figure 6 NC31 torsional strength of the joint and tightening torque 27
Figure 11 NC38 torsional strength of the joint and tightening torque 30
Figure 12 3⅟2SLH90 torsional strength of the joint and tightening torque 30
Figure 13 3⅟2FH torsional strength of the joint and tightening torque 31
14 3⅟2OH torsional strength of the joint and tightening torque Fig. 31
Figure 15 3⅟2PAC torsional strength of the joint and tightening torque 32
Figure 16 3⅟2XH torsional strength of the joint and tightening torque 32
Figure 17 NC40 torsional strength of the joint and tightening torque 33
Figure 18 4inH90 torsional strength of the joint and tightening torque 33
Figure 19 4inOH torsional strength of the joint and tightening torque 34
Figure 20 NC46 torsional strength of the joint and tightening torque 34
Figure 21 4⅟2FH torsional strength of the joint and tightening torque 35
22 4⅟2H90 torsional strength of the joint and tightening torque Fig. 35
Figure 23 4⅟2OH connector (standard weight) of the torsional strength and tightening torque 36
Figure 24 NC50 torsional strength of the joint and tightening torque 36
Figure 25 5⅟2FH torsional strength of the joint and tightening torque 37
Figure 27 is an inner diameter of the drill collar and flexural strength 2in 2⅟4in than 47
Figure 28 is an inner diameter of the drill collar bending strength 2⅟2in than 48
Figure 29 is an inner diameter of 213/16in flexural strength than the drill collar 49
Figure 30 is an inner diameter of the drill collar 3in bending strength than 50
Figure 31 is an inner diameter of the drill collar 3⅟4in flexural strength than 51
Figure 32 is an inner diameter of the drill collar 3⅟2in flexural strength than 52
33 new kelly bushing --- new side combination 55
34 new kelly bushing --- new side combination 55
FIG. 35 is a maximum height of 61 preventing, unloading threaded rod bends, the tool joint above the KaVo
Dogleg Figure 36 E75 grade drill pipe fatigue damage when the severity of the limit 65
Dogleg Figure 37 S135 grade drill pipe fatigue damage when the severity of the limit 66
38 acting on the tool joint lateral force 67
Figure 39 Gradient dogleg of fatigue failure (non-corrosive environment) 68
Figure 40 Gradient dogleg of fatigue failure (highly corrosive environments) 68
42 in 6⅟4in tool joints and 4⅟2in, 16.6lb/ft2 class pipe body lateral force 71
Figure 45 in the standard state of the cathode discharge hydrogen delayed fracture characteristics of steel 77 SAE4340
FIG. 46 generates a sinusoidal buckling critical axial compressive load (approximately) 78
FIG. 47 generates a sinusoidal buckling critical axial compressive load (approximately) 79
FIG. 48 generates a sinusoidal buckling critical axial compressive load (approximately) 79
Figure 49 The critical axial sinusoidal buckling when compressive load (approximately) 80
Figure 50 produces a sinusoidal buckling critical axial compressive load (approximately) 80
FIG. 51 generates a sinusoidal buckling critical axial compressive load (approximately) 81
FIG. 52 generates a sinusoidal buckling critical axial compressive load (approximately) 81
FIG. 53 generates a sinusoidal buckling critical axial compressive load (approximately) 82
FIG. 54 generates a sinusoidal buckling critical axial compressive load (approximately) 82
FIG. 55 generates a sinusoidal buckling critical axial compressive load (approximately) 83
FIG. 56 generates a sinusoidal buckling critical axial compressive load (approximately) 83
Figure 57 The critical axial sinusoidal buckling when compressive load (approximately) 84
Figure 58 The critical axial sinusoidal buckling when compressive load (approximately) 84
Figure 59 The critical axial sinusoidal buckling when compressive load (approximately) 85
Figure 60 produces a sinusoidal buckling critical axial compressive load (approximately) 85
FIG. 61 generates a sinusoidal buckling critical axial compressive load (approximately) 86
FIG. 62 generates a sinusoidal buckling critical axial compressive load (approximately) 86
63 The critical axial sinusoidal buckling when compressive load (approximately) 87
FIG. 64 generates a sinusoidal buckling critical axial compressive load (approximately) 87
FIG. 65 generates a sinusoidal buckling critical axial compressive load (approximately) 88
FIG. 66 generates a sinusoidal buckling critical axial compressive load (approximately) 88
Figure 67a and bending stress fatigue limit 92
Figure 67b lateral contact force and contact length 93
Figure 68a and bending stress fatigue limit 94
Figure 68b lateral contact force and contact length 95
Figure 69a and bending stress fatigue limit 96
Figure 69b lateral contact force and contact length 97
Figure 70a and bending stress fatigue limit 98
Figure 70b lateral contact force and contact length 99
Figure 71a and bending stress fatigue limit 100
Figure 71b lateral contact force and contact length 101
Figure 72a and bending stress fatigue limit 102
Figure 72b lateral contact force and contact length 103
Figure 73a and bending stress fatigue limit 104
Figure 73b lateral contact force and contact length 105
Figure 74a and bending stress fatigue limit 106
Figure 74b lateral contact force and contact length 107
75 Consider the difference between the outer diameter of the tool joint hole curvature adjustment coefficient 108
Moderate fatigue limit under 76 without etching conditions API drill pipe 111
Under 77 free corrosion conditions API drill pipe fatigue limit of the minimum 112
Figure 78a high curvature bending stress under 113
Fig. 78b contact force and the lateral length of 114
Figure 79a high curvature bending stress under 115
Fig. 79b contact force and the lateral length of 116
Figure 80a high curvature under bending stress of 117
Figure 80b lateral contact force and contact length 118
Figure 81 biaxial yield stress or maximum shear strain energy ellipse 124
Figure 82 on drill pipe tool joint identification of 125
Recommended Practice 83 milling drill pipe used for identification of 127
Figure 84 inspection criteria included Description Length 129
Figure 85 and drill pipe tool joints color code recognition 141
Figure 86 Clamp 142 and the reference mark position
87 143 Drill Collar Elevators
Hanging slot reconciliation slot 88 of the drill collar 143
89 drill collar wear 145
Figure 90 improved male connector stress relief groove 146
Figure A.1 eccentric drill hole cross section 153
Figure A.2 rotary shouldered connection 158
Figure A.3a after tightening torque applied to stretch 159
Figure A.3b torque is applied after stretching 159
Figure A.3c after tightening torque applied to stretch 161
Figure A.3d tightening torque applied to stretch 161
Figure A.4 flexural strength for each dimension than the calculated position of the rotary shouldered connections 163
Figure A.5 buckling load and the relationship between the wellbore curvature 167
Figure A.6 buckling load and the wellbore curvature relationship 168
Figure A.7 buckling load and the relationship between the wellbore curvature 169
Table 1 new drill data size 7
Table 2 new drill torsional strength and tensile strength data 7
Table 3 new drill pipe collapse strength and internal pressure strength data 8
Table 4 API torsional strength and tensile strength data of a drill pipe 9
Table 5 API drill a collapse strength and compressive strength within 10 anti-data
Table 6 API torsional strength and tensile strength data of two drill 10
Table 7 API two drill collapse strength and compressive strength within 11 anti-data
Table 8 new tool joints and drill new grade E75 mechanical properties 12
Table 9 new tool joints and drill new high-strength mechanical properties 14
Table 10 based on the internal thread of the torsional strength of welded joints and drill pipe drill recommended minimum outer diameter and tightening torque 17
Table 11 buoyancy coefficient 23
Table 12 interchangeable rotary shouldered connection Table 23
Table 13 drill collar weight (steel) 38
Table 14 drill collar rotating shoulder joints Recommended tightening torque 39
Table 15 Kelly strength 53
Table 16 produces maximum wear width of the contact angle and square kelly bushing between 54
Length table 17 reworked Kelly 56
Table 18 Typical drillstring design study final drill string composed of 60
Table 19 section modulus values \u200b\u200b62
Table 20 Effect of drilling fluid type coefficient of friction of 78
Table 21 amendments to 89 different fluid density
Table 22 prevent buckling of the drill hole curvature 89
Table 23 Youngstown Steel 109 test results
Table 24 compression fatigue limit of 109 drill
Table 25 Figure 77 in the data used in 110
Table 26 drill pipe tool joint steel grade code and manufacturer code 126
Table 27 Code 127 weight drill pipe
Table 28 old drill grading standards 128
Table 29 of the tubing string grading 130
Table 30 new one (old), two (old) drill a minimum tensile strength at yield of hook load 131
Table 31 new one (old), two (old) tubing string hook a minimum yield strength under load 136
Table 32 drill collar elevator groove and size of the holes 144
Table 33 NC50 maximum stress axis of symmetry thread last tooth root 146
Table 34 IADC cone bit classification table 148
Table 35 IADC bit class code first 4-digit code 150
Table 36 cone bits grip torque range recommended 150
The minimum recommended tightening torque 151 Table 37 diamond drill
Table 38 conventional cone bit size 152
Table 39 conventional fixed cutter drill bit size 152
Foreword
This standard is equivalent to using APIRP7G.1998 16th edition RecommendedPracticeforDrilStemDesignand
OperatingLimits (1998 entered into force on 12 Yue 1, May 2000 Errata) "drill string design and operating limits recommended practice," including
Its Amendment 1.2003.
This standard is equivalent translation APIRP7G.1998 16th edition.
To facilitate the practical use of this standard, the following editorial changes made.
The term --- the "Recommended Practice" to "this standard";
--- Remove Special Notice, API 16.8 Introduction and Overview of other information elements;
--- Maps, tables are arranged in accordance with the provisions of GB/T 1.1-2000 of;
--- International standard formula to explain the symbol "=" according to national standard GB/T 1.1 requirement to "---";
--- Technical corrections and amendments incorporated into the body of international standards in the text of the margin by a vertical wire (‖) were
Identification;
--- According to GB/T 20000.2 requirements, an increase in the Appendix B Appendix NA reference standard to adopt standard conditions; increased appendix NB
Imperial units and conversion of legal units of measurement.
Appendix A of this standard is a normative appendix, Appendix B, NA, NB appendix informative.
The standard proposed by China National Petroleum Corporation.
This standard by the National Standardization Technical Committee of Oil and Gas.
This standard was drafted. Drilling Technology Research Institute of Xinjiang Petroleum Administration Bureau.
The main drafters of this standard. Chenruo Ming, Liu Ling, Wang Fang, Tan Guoqiong, Song Bin, fee reform.
API environment, health and safety responsibilities and guidelines
American Petroleum Association is committed to continuous efforts to improve the adaptability of jobs and the environment, and the economy to develop energy, to provide consumers with
High-quality products and services. We recognize our responsibility to the public, governments and other groups to work together, to environmental protection means to open
Development and use of natural resources, protection of employees and the public health and safety. In order to assume this responsibility, API members committed following lines
Manage our business, these guidelines take the risk priority scientific attitude and cost-effective management approach.
● awareness and public concern about raw materials, products and operations to respond.
● operation of factories and equipment, the processing of raw materials and products to protect the environment, employees and the public safety and health.
● In the design and development of new products and processes To give priority to safety, health and environmental issues.
● Important endanger the safety, health and the environment and industry-related information shall promptly notify the relevant officials, employees, customers and the public, and
Recommend protective measures.
● advise customers, transporters and others to the safe use, transportation and disposal of raw materials, products and wastes.
● To develop the economy and production of natural resources through efficient use of energy to protect these resources.
● by conducting and supporting related raw materials, products, waste processing and research on safety, health and environmental impacts related to expansion
know how.
● ensure the reduction of the total amount of radiation and waste generation.
● and other persons or other departments work together to solve problems arising from the processing operations and the discharge of harmful substances produced.
● participation in government and other departments to develop community protection, laws, regulations and standards in the workplace and the environment.
● with the production, handling, use, transport or release similar raw materials, petroleum products other person or department and scrap share experiences and offer
Assistance, in order to promote these principles and practices.
Oil and Gas Industry
Drill stem design and operating limits Recommended Practice
1 Scope
1.1 Coverage
This standard includes not only the selection of the drill string assembly, but also consider the deviation control, drilling fluid, drilling pressure and speed, as well as other operations
program.
Section 1.2 Coverage
The first chapter provides a step 4,5,6,7 select the drill string assembly, the first 8,9,10,11,12 and 15 are related to normal can cause the drillstring
Reduced operating force limits Chapter 13 contains the identification and the old drill pipe inspection and classification steps of the old tubing and other components of the drill string,
Chapter 14 contains information about the downhole tool welding instructions, Chapter 16 contains the classifications cone bit.
2 References
(Other references see Appendix B).
APIRP5C1 casing, tubing and use the recommended maintenance practices
Formulas and Calculations APIBul5C3 casing, tubing, drill pipe and line pipe properties
APISpec7 rotary drilling the drill string assembly specifications
APIRP7A1 rotary shouldered connection thread grease Recommended practice test
APIRP13B-1 water-based drilling fluids standard field test procedures recommended practice
APIRP13B-2 oil-based drilling fluids standard field test procedures recommended practice
ASTM1) D3370 standard practice of water samples
NACE2) MR0175 oilfield equipment with anti-sulfide stress cracking metal material
Above standard country to adopt international standards. See Appendix NA.
1) American Society for Testing Materials (address. 100BarrHarborDrive, WestConshocken, Pennsylvania19428)
2) the National Association of corrosion engineers (POBox218340, Houston, Texas77218-8340)
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Flexural strength than bendingstrengthratio
Rotary shoulder inside, with the outer thread tightened, male fittings flexural modulus of section at the top of the last threaded engagement with the external threads of the outer joint
Bending section modulus ratio within the threaded joint.
3.2
Chamfer diameter beveldiameter
Rotary shouldered connection outer diameter of the contact surface.
3.3
Drill short section bitsub
Usually it ends internal thread for connecting the drill bit and drill string joints.
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