Index
Introduction ... i
Table of contents ... ii
Letter from operations ... iii
How to use this handbook ... iv
A
ANGLE How to control hole angle ... 8Rate of hole angle ... 5
Total hole angle ... 5
ANTI-GALL Anti-gall protection of connections ... 67
ASSEMBLIES Bottom-hole assemblies ... 1
Packed hole assembly - length of tool assembly ... 10
B
BENDINGSTRENGTHRATIO Guides for evaluating drill collar OD, ID and connection combinations ... 78BHA Bottom-hole assemblies ... 1
Conclusion ... 22
Downhole vibrations ... 22
Factors to consider when designing a packed hole assembly ... 10
How to control hole angle ... 8
Improve hole opener performance by using a vibration dampener and stabilizers ... 23
Minimum permissible bottom-hole drill collar outside diameter formula ... 4
Packed hole assembly - clearance between wall of hole and stabilizers ... 11
Packed hole assembly - length of tool assembly ... 10
Packed hole assembly - medium crooked hole country ... 13
Packed hole assembly - mild crooked hole country ... 12
Packed hole assembly - mild, medium and severe crooked hole country ... 14
Packed hole assembly - severe crooked hole country ... 14
Packed hole assembly - stiffness of drill collars ... 11
BHA continued
Packed hole assembly - wall
support and length of contact tool ... 12
Packed hole theory ... 9
Packed pendulum ... 20
Pendulum theory ... 8
Problems associated with doglegs and key seats ... 6
Rate of hole angle change ... 5
Reduced bit weights ... 21
Stabilizing tools ... 15
Total hole angle ... 5
BIT Bit stabilization - angular misalignment .... 32
Bit stabilization - parallel misalignment ... 32
Bit stabilization pays off ... 31
Stabilization improves bit performance ... 31
using Hevi-Wate drill pipe for bit weight on small rigs ... 106
BOX Dimensional identification of drill collar box connections ... 100
BREAKIN How to break in a new kelly ... 137
BUOYANCY Buoyancy effect of drill collars in mud ... 70
C
CAPACITY Capacity and displacement table -Hevi-Wate drill pipe ... 112COLLARS Hookups used to make up drill collar connections ... 43
Packed hole assembly - stiffness of drill collars ... 11
Stress Relief ... 68
CONNECTIONS Anti-gall protection ... 67
Dimensional identification of box connections ... 100
Dimensional identification of pin connections ... 101
Drill pipe and drill collar safety factor -tension, compression and neutral zone .. 71
Facts about cold working ... 66
Guides for evaluating drill collar OD, ID and connection combinations ... 78
Using the connection selection charts ... 78
CONNECTIONScontinued
Preventing pin and box failures in
downhole tools ... 76 Rotary shouldered connection
interchange list ... 96 Torque chart drill pipe tool joint
recommended minimums ... 130 CROOKEDHOLES
Medium and severe crooked hole country in hard to medium-hard formations ... 19 Mild, medium and severe crooked
hole country in hard to
medium-hard formations ... 17 Mild, medium and severe crooked
hole country in medium-hard to
soft formations ... 19 Packed hole assembly - medium
crooked hole country ... 13 Packed hole assembly - mild
crooked hole country ... 12 Packed hole assembly - mild, medium
and severe crooked hole country ... 14 Packed hole assembly - severe
crooked hole country ... 14
D
DIFFERENTIALPRESSURE
Differential pressure sticking of
drill pipe and drill collars ... 27 DIMENSIONALDATA
Hexagon kellys ... 136 Square kellys ... 136 DOGLEGS
Problems associated with doglegs
and key seats ... 6 DOWNHOLETOOLS
Preventing pin and box failures in
downhole tools ... 76 DRILLCOLLAR
Anti-gall protection ... 67 Automatic torque control system ... 51 Buoyancy effects of drill collars in mud ... 70 Dimensional identification of
box connections ... 100 Dimensional identification of
pin connections ... 101 Drill collar care and maintenance ... 37
DRILLCOLLARScontinued
Drill collar failures ... 77
Drill collar weights [kg/m] ... 75
Drill collar weights [lb/ft] ... 73
Ezy-Torq hydraulic cathead ... 52
Facts about cold working ... 66
Guides for evaluating drill collar OD, ID and connection combinations ... 78
Hookups used to make up drill collar connections ... 43
How does the ATCS help ... 52
How to apply and measure makeup torque ... 51
How to figure the drill collar makeup torque needed ... 41
How to use the connection selection charts ... 78
Hydraulic line pull devices ... 52
Hydraulic load cells ... 51
Know field shop work ... 66
Low torque faces ... 69
Minimum permissible bottom-hole drill collar outside diameter formula ... 4
Oilfield thread forms ... 97
Picking up drill collars ... 38
Pipe drill pipe drill collar safety factor -tension, compression, neutral zone ... 71
Recommended minimum drill collar makeup torque [ft-lb] ... 54
Recommended minimum drill collar makeup torque [kg-m] ... 58
Recommended minimum drill collar makeup torque [N·m] ... 62
Refacing a drill collar shoulder ... 149
Rig catheads ... 51
Rig maintenance ... 41
Slip and elevator recesses ... 69
Special drill collars ... 68
Stress relief ... 68
Torque Control ... 39
Weight of 31 ft drill collar [lb] ... 72
Weight of 9.4 m drill collar [kg] ... 74
DRILLPIPE Capacity and displacement table -Hevi-Wate drill pipe ... 112
Dimensional data - range II Hevi-Wate drill pipe ... 112
Dimensional data - range III Hevi-Wate drill pipe ... 113
DRILLPIPEcontinued
Dimensional identification
-heavy-weight grade E drill pipe ... 124
Dimensional identification -heavy-weight grade E drill pipe ... 126
Dimensional identification -heavy-weight grade G drill pipe ... 128
Dimensional identification -heavy-weight grade S drill pipe ... 129
Dimensional identification -heavy-weight grade X drill pipe ... 127
Dimensional identification -heavy-weight, high-strength drill pipe .... 125
Dimensional identification -standard weight grade E drill pipe ... 124
Dimensional identification -standard weight grade G drill pipe ... 128
Dimensional identification -standard weight grade S drill pipe ... 129
Dimensional identification -standard weight grade X drill pipe ... 127
Dimensional identification -standard weight, high-strength drill pipe ... 125
Pipe mill codes to be stencilled at base of pin ... 119
Pipe weight code ... 123
Recommended identification groove and marking of drill pipe ... 122
Recommended practice for marking on tool joints for identification of drill string components ... 119
Straight hole drilling ... 2
Tapered drill strings ... 113
Tool joints ... 117
Torque chart drill pipe tool joint recommended minimums ... 130
Using Hevi-Wate drill pipe for bit weight on small rigs ... 106
Using Hevi-Wate drill pipe in directional drilling ... 110
Using Hevi-Wate drill pipe in the transition zone between the drill collars and drill pipe ... 107
What is Hevi-Wate drill pipe ... 105
F
FIELDINSPECTION Systematic field inspection ... 143FORMATIONS
Medium and severe crooked hole country in hard to
medium-hard formations ... 19 Mild, medium and severe crooked
hole country in hard to
medium-hard formations ... 17 Mild, medium and severe crooked
hole country in medium-hard
to soft formations ... 19
G
GRADECODE
Pipe grade codes to be stencilled
at base of tool joint pin ... 120
H
HEVI-WATEDRILLPIPE
Capacity and displacement table
-range II Hevi-Wate drill pipe ... 112 Dimensional data - range III
Hevi-Wate drill pipe ... 113 Using Hevi-Wate drill pipe for bit
weight on small rigs ... 106 Using Hevi-Wate drill pipe in
directional drilling ... 110 Using Hevi-Wate drill pipe in the
transition zone between the
drill collars and the drill pipe ... 107 What is Hevi-Wate drill pipe ... 105 HEXAGONKELLYS
Dimensional data ... 136 HOLE
How to control hole angle ... 8 Rate of hole angle change ... 5 Total hole angle ... 5
I
IDENTIFICATION
Dimensional identification
-heavy-weight, grade E drill pipe ... 124 Dimensional identification
-heavy-weight, high-strength drill pipe .... 125 Dimensional identification
-standard weight, grade E drill pipe ... 124 Dimensional identification
-standard weight, high-strength
drill pipe ... 125
IDENTIFICATIONcontinued
Pipe grade codes to be stencilled at
base of tool joint pin ... 120
Pipe mill codes to be stencilled at base of tool joint pin ... 119
Recommended identification groove and marking of drill pipe ... 122
Recommended practice for marking on tool joints for identification of drill string components ... 119
IDENTIFIER How to use the tool joint identifier ... 152
INFORMATION Additional technical information ... 173
INSPECTION International inspection services ... 155
Systematic field inspection ... 143
INTERCHANGELIST Rotary shouldered connection interchange list ... 96
K
KELLYS Hexagon kellys - dimensional data ... 136How to break in a new kelly ... 137
New kellys - measurements ... 136
Square kellys - dimensional data ... 136
What can you do with that old kelly ... 140
KEYSEATS Problems associated with doglegs and key seats ... 6
M
MAINTENANCE Drill collar care and maintenance ... 37If you have an epidemic of drill collar failures that you can't explain ... 77
Know field shop work ... 66
Preventing pin and box failures in downhole tools ... 76
Refacing a drill collar shoulder ... 149
Rig maintenance of drill collars ... 41
Systematic field inspection ... 143
MAKEUP Automatic torque control system ... 51
Ezy-Torq hydraulic cathead ... 52
Hookups used to make up drill collar connections ... 43
MAKEUPcontinued
How does the ATCS help ... 52
How to apply and measure makeup torque ... 51
How to figure the drill collar makeup torque needed ... 41
Hydraulic line pull devices ... 52
Hydraulic load cells ... 51
Initial makeup of new drill collars ... 39
Recommended identification groove and marking of drill pipe ... 122
Recommended minimum drill collar makeup torque [ft-lb] ... 54
Recommended minimum drill collar makeup torque [kg-m] ... 58
Recommended minimum drill collar makeup torque [N·m]... 62
Recommended practice for marking on tool joints for identification of drill string components ... 119
Rig Catheads ... 51
MATERIAL Material and welding precautions for downhole tools ... 102
MEASUREMENTS New kelly measurements ... 136
MILLCODES Pipe mill codes to be stencilled at base of tool joint pin ... 119
P
PACKEDHOLEASSEMBLY Clearance between wall of hole and stabilizers ... 11Considerations when designing a packed hole assembly ... 10
Length of tool assembly ... 10
Medium crooked hole country ... 13
Mild crooked hole country ... 12
Mild, medium and severe crooked hole country ... 14
Severe crooked hole country ... 14
Stiffness of drill collars ... 11
Wall support and length of contact tool ... 12
PACKEDHOLETHEORY ... 9
PACKEDPENDULUM ... 20
PARALLELMISALIGNMENT Bit stabilization - parallel misalignment ... 32
PENDULUMTHEORY ... 8
PIN
Dimensional identification of drill collar
pin connections ... 101
PUBLICATIONS Additional technical information ... 173
R
REFACING Refacing a drill collar shoulder ... 149ROTATINGDRILLINGHEADS Air drilling ... 159
API ring joint flange data ... 168
Applications ... 159
Body assembly ... 161
Bowl assembly ... 161
Drive bushing assembly ... 162
Drive ring and bearing assembly ... 162
Flow drilling ... 160
Gas drilling ... 159
Geothermal drilling ... 160
Geothermal model ... 166
Lubricator system ... 162
Model 7068 ... 164
Model 7368 ... 164
Model 8068 ... 165
Model DHS 1400 ... 163
Model RDH 2500 - high-pressure drilling head ... 166
Stack alignment ... 167
Standard heads ... 163
Stripper rubber ... 162
System components ... 161
Underbalanced drilling ... 160
RSC Rotary shouldered connection interchange list ... 96
S
SERVICES International inspection services ... 156SHOCKABSORBERS Downhole vibrations ... 22
Improve hole opener performance using a vibration dampener and stabilizers ... 23
SHOPWORK Know field shop work ... 66
SHOULDERREFACING Refacing a drill collar shoulder ... 149
SLIP
Slip and elevator recesses on
drill collars ... 69 SPIRAL
Spiral drill collars ... 68 SQUAREKELLY
Dimensional data ... 136 STABILIZATION
Bit stabilization - angular misalignment .... 32 Bit stabilization - parallel misalignment ... 32 Bit stabilization pays off ... 31 Bottom-hole assemblies - stabilization ... 15
medium and severe crooked hole country in hard to
medium-hard formations ... 19 Mild, medium and severe crooked
hole country in hard to
medium-hard formations ... 17 Mild, medium and severe crooked
hole country in medium-hard
to soft formations ... 19 Packed hole assembly - clearance
between wall of hole and stabilizers ... 11 Stabilization improves bit performance ... 31 STIFFNESS
Packed hole assembly - stiffness
of drill collars ... 11 STRAIGHTHOLEDRILLING ... 2 STRESSRELIEF
Stress relief of drill collar connections ... 68 SYSTEMATICFIELDINSPECTION ... 143
T
TAPEREDDRILLSTRINGS... 113 TENSION
Drill pipe and drill collar safety factor
-tension, compression and neutral zone .. 71 THREADFORMS
Oilfield thread forms ... 97 TOOLJOINTIDENTIFIER ... 153 TOOLJOINTS ... 117
Dimensional identification
-heavy-weight, grade E drill pipe ... 124 Dimensional identification
-heavy-weight, high-strength drill pipe .... 125 Dimensional identification
-standard weight, grade E drill pipe ... 124 Dimensional identification - standard
weight, high-strength drill pipe ... 125 Pipe grade codes to be stencilled at
base of tool joint pin ... 120
TOOLJOINTScontinued
Pipe mill codes to be stencilled at
base of tool joint pin ... 119 Pipe weight code ... 123 Recommended identification groove
and marking of drill pipe ... 122 Recommended practice for marking
on tool joints for identification of
drill string components ... 119 TORQUE
Apply and measure makeup torque ... 51 Automatic torque control system ... 51 Ezy-Torq hydraulic cathead ... 52 Hookups used to make up drill
collar connections ... 43 How does the ATCS help ... 52 How to figure the drill collar makeup
torque needed ... 41 Hydraulic line pull devices ... 52 Hydraulic load cells ... 51 Recommended minimum drill collar
makeup torque [ft-lb] ... 54 Recommended minimum drill collar
makeup torque [kg-m] ... 58 Recommended minimum drill collar
makeup torque [N·m] ... 62 Rig catheads ... 51 Torque chart drill pipe tool joint
recommended minimums ... 130 Torque control - drill collars ... 39 TRANSITIONZONE
Using Hevi-Wate drill pipe in the transition zone between drill
collars and drill pipe ... 107
V
VIBRATIONDAMPENERS
Downhole vibrations ... 22 Improve hole opener performance using
a vibration dampener and stabilizers ... 23
W
WEIGHTS
Drill collar weight [kg/m] ... 75 Drill collar weight [lb/ft] ... 73 Weight of 31 ft drill collar [lb] ... 72 Weight of 9.4 m drill collar [kg] ...
74
Notes
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SS-03-0031 10M 06/06 Litho in U.S.A. (SSI613)