API 13B-1 REDLINE : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
RECOMMENDED PRACTICE FOR FIELD TESTING WATER-BASED DRILLING FLUIDS
23-07-2019
01-01-2009
API Foreword
Foreword
Introduction
1 Scope
2 Terms and definitions
3 Symbols and abbreviated terms
4 Drilling fluid density (mud weight)
5 Alternative drilling fluid density method
6 Viscosity and gel strength
7 Filtration
8 Water, oil and solids contents
9 Sand content
10 Methylene blue capacity
11 pH
12 Alkalinity and lime content
13 Chloride ion content
14 Total hardness as calcium
Annex A (informative) - Chemical analysis of
water-based drilling fluids
Annex B (informative) - Shear strength measurement
using shearometer tube
Annex C (informative) - Resistivity
Annex D (informative) - Removal of air or gas prior
to testing
Annex E (informative) - Drill pipe corrosion ring
coupon
Annex F (informative) - Sampling, inspection and
rejection
Annex G (informative) - Rig-site sampling
Annex H (informative) - Calibration and verification
of glassware, thermometers, viscometers,
retort-kit cup and drilling fluid balances
Annex I (normative) - High-temperature/high-pressure
filtration testing of water-based drilling
fluids using the permeability-plugging apparatus
and cells equipped with set-screw-secured end
caps
Annex J (normative) - High-temperature/high-pressure
filtration testing of water-based drilling
fluids using the permeability-plugging apparatus
and cells equipped with threaded end caps
Annex K (informative) - Water-based drilling fluids report
form
Bibliography
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