Pit

Pit

Definition(s)

Pit

Depression or cavity that can be caused by corrosion or removal of rolled-in or extraneous material. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  

Pit

Depression resulting from corrosion or removal of foreign material rolled into the surface during manufacture. Source: API RP 7G-2, Recommended Practice for Inspection and Classification of Used Drill Stem Elements, First Edition, August 2009. Global Standards  

Pit

Pit―for purposes of this Chapter, a natural topographic depression or man-made excavation used to hold produced water or other exploration and production waste, hydrocarbon storage brine, or mining water. The term does not include lined sumps less than 660 gallons or containment dikes, ring levees or firewalls constructed around oil and gas facilities. Source: Natural Resources, Office of Conservation – General Operations, Louisiana Administrative Code, Title 43, Part XIX, March 2013. Regulations  

Pit

Pit―an earthen surface impoundment constructed to retain E and P Waste, often referred to as a pond or lagoon. The term does not include lined sumps less than 660 gallons. Source: Natural Resources, Office of Conservation – General Operations, Louisiana Administrative Code, Title 43, Part XIX, March 2013. Regulations  

Pit

PIT shall mean any natural or man-made depression in the ground used for oil or gas exploration or production purposes. Pit does not include steel, fiberglass, concrete or other similar vessels which do not release their contents to surrounding soils. Source: Oil and Gas Conservation Commission, Practice and Procedure, Code of Colorado Regulations, 2 CCR 404-1, February 2013. Regulations  

Pit

“Pit” means a surface or sub-surface impoundment, man-made or natural depression or diked area on the surface.  Excluded from this definition are berms constructed around tanks or other facilities solely for safety, secondary containment and storm water or run-on control. Source: Oil and Gas, New Mexico Administrative Code Title 19, Chapter 15, January 2013. Regulations  
Pipe

Pipe

Definition(s)

Pipe

A pressure-tight cylinder used to convey, distribute, mix, separate, discharge, meter, control or snub fluid flows, or to transmit a fluid pressure and that is ordinarily designated “pipe” in applicable material specifications.
  • NOTE: Materials designated as “tube” or “tubing” in the specifications are treated as pipe in this Code when intended for pressure service external to fired heaters. Piping internal to fired heaters should be in compliance with API 530.
Source: API 570, Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems, Fourth Edition, February 2016, with Addendum May 2017. Global Standards

 

Pipe

Casing, tubing and pup joints as a group. Source: API SPEC 5CT, Specification for Casing and Tubing, Upstream Segment, Ninth Edition, July 2011 (Errata September 2012). Global Standards  

Pipe

Pipe:
  1. means a pipe for the purpose of conveying petroleum or a greenhouse gas substance; and
  2. includes:
    1. a petroleum or greenhouse gas pipeline; and
    2. a secondary line.
 Source: Offshore Petroleum and Greenhouse Gas Storage (Safety) Regulations 2009 (Select Legislative Instrument 2009 No. 382 as amended), Australia, prepared on 1 January 2012. Regulations  

Pipe

Plain end casing, tubing and pup joint as group. Source: API SPEC 5CRA, Specification for Corrosion Resistant Alloy Seamless Tubes for Use as Casing, Tubing and Coupling Stock, Upstream Segment, First Edition, February 2010 (Errata August 2011). Global Standards  

Pipe

Oil field casing, tubing, plain-end casing liners, pup joints and plain-end drill pipe. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards
Pin End

Pin End

Definition(s)

Pin End

Externally-threaded end of a pipe without a coupling applied. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  

Pin End

A threaded connection on Oil Country Tubular Goods (OCTG) that has external (male) threads. Source: API RP 7G, Recommended Practice for Drill Stem Design and Operating Limits, Upstream Segment, Sixteenth Edition, August 1998 (Addendum 2: September 2009). Global Standards  

Pin End

End of the pipe with external threads. Source: API RP 7G-2, Recommended Practice for Inspection and Classification of Used Drill Stem Elements, First Edition, August 2009. Global Standards  

Pin End

External (male) threads of a threaded connection. Source: API SPEC 7-1, Specification for Rotary Drill Stem Elements, First Edition, March 2006 (Addendum April 2011). Global Standards
Perfect Thread Length

Perfect Thread Length

Definition(s)

Perfect Thread Length

Design length from the end of pipe or coupling to a specified location. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards
Oil Country Tubular Goods

Oil Country Tubular Goods

Definition(s)

Oil Country Tubular Goods (OCTG)

Casing, tubing, plain-end casing liners, pup joints, couplings, accessories and plain-end drill pipe. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Notch

Notch

Definition(s)

Notch

Reference indicator with specified geometry. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Non-Full-Crested Thread

Non-Full-Crested Thread

Definition(s)

Non-Full-Crested Thread

Thread that does not have a complete thread crest. EXAMPLE Black-crested thread. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  

Non-Full-Crested Threads

Non-full-crested threads have historically been, and continue to be, referred to as black-crested threads because the original mill surface has not been removed. The term black crested thread is a useful descriptive term, however, it should be understood that there can also be non-full-crested threads that are not black. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Non-Destructive Test

Non-Destructive Test

Definition(s)

Non-Destructive Test (NDT)

Test used to detect internal, surface and concealed defects or imperfections in materials, using techniques that do not damage or destroy the items being tested. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
No-Drift

No-Drift

Definition(s)

No-Drift

Length of pipe through which a drift mandrel of specified diameter will not pass without undue force. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Mill Scale

Mill Scale

Definition(s)

Mill Scale

Iron oxide that forms on the surface of hot steel. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Mill End

Mill End

Definition(s)

Mill End

Pipe end having the coupling, box and/or mill identification. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Marking

Marking

Definition(s)

Marking

Assorted marks on tubular products including marks made for inspection with paint sticks and stencils, and ball-point paint tubes. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Magnetometer

Magnetometer

Definition(s)

Magnetometer

Mechanical or electronic instrument used to measure magnetic field strength. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Magnetizing Force

Magnetizing Force

Definition(s)

Magnetizing Force

Magnetic field strength. NOTE In the Gaussian system, the symbol is Hs and quantities are expressed in oersteds. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Magnetic Particle

Magnetic Particle

Definition(s)

Magnetic Particle

Finely-divided ferromagnetic material capable of being individually magnetized and attracted to distortions in a magnetic field. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Magnetic Particle Field Indicator

Magnetic Particle Field Indicator

Definition(s)

Magnetic Particle Field Indicator

Device containing artificial flaws which is used to verify the adequacy or direction, or both, of a magnetic field. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Longitudinal Imperfection

Longitudinal Imperfection

Definition(s)

Longitudinal Imperfection

Imperfection oriented in the longitudinal or approximately longitudinal direction. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Longitudinal Magnetic Field

Longitudinal Magnetic Field

Definition(s)

Longitudinal Magnetic Field

Magnetic field which runs substantially parallel to the axis of the OCTG. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Leakage Field

Leakage Field

Definition(s)

Leakage Field

Magnetic field forced out of the material into the air by distortion of the field within the material, caused by the presence of a discontinuity. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Buoyancy Seal

Buoyancy Seal

Definition(s)

Buoyancy Seal

Dry vapor seal that minimizes the amount of purge gas needed to protect against air infiltration down from the top of the open flare/vent stack.
  • NOTE The buoyancy seal functions by trapping a volume of light gas in an internal inverted compartment; this prevents air from displacing buoyant light gas in the flare.
Source:API STD 521, Pressure-relieving and Depressuring Systems, Sixth Edition, January 2014. Global Standards

Buoyancy Seal

Dry vapour seal that minimizes the amount of purge gas needed to protect against air infiltration.
  • NOTE The buoyancy seal functions by trapping a volume of light gas in an internal inverted compartment; this prevents air from displacing buoyant light gas in the flare. 
API STD 521, Pressure-relieving and Depressuring Systems, Fifth Edition, January 2007 (Addendum May 2008). Global Standards 
Built-Up Back Pressure

Built-Up Back Pressure

Definition(s)

Built-Up Back Pressure

Increase in pressure at the outlet of a pressure-relief device that develops as a result of flow after the pressure relief device opens. Source: API STD 521, Pressure-relieving and Depressuring Systems, Fifth Edition, January 2007 (Addendum May 2008). Global Standards 
Interpretation

Interpretation

Definition(s)

Interpretation

Process of determining the nature or forming an opinion of an indication based on objective data. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  

Interpretation

Norms for fulfilling the associated principle requirements as defined by other regulatory bodies on matters which are left to the satisfaction of the flag administration or are vaguely worded. These do not preclude the use of other alternative solutions but these shall be documented and approved for compliance to the principal requirement equivalent to the original interpretation. Source: Rules for Classification – Offshore units, DNVGL-OU-0101, Offshore drilling and support units, DNV GL, July 2015. Global Standards
Internal Thread

Internal Thread

Definition(s)

Internal Thread

Thread on the inside surface of OCTG. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Integral Joint OCTG

Integral Joint OCTG

Definition(s)

Integral Joint OCTG

OCTG with one end threaded externally and the other end threaded internally. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Inspection System

Inspection System

Definition(s)

Inspection System

Combination of equipment, procedures and personnel required for the detection of reference indicators. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Inspection Job

Inspection Job

Definition(s)

Inspection Job

Inspection of one or more lots of OCTG by an agency subject to a single contract or subcontract. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  
Induction

Induction

Definition(s)

Induction

Act of inducing a magnetic field in a ferromagnetic body. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards
Indicator

Indicator

Definition(s)

Indicator (or Readout)

Device for displaying a condition, a current or a potential. EXAMPLES Analog and digital galvanometers, A-scan displays, warning lights, alarms. Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards  

Indicator

Visual indication giving information about the condition of a system or equipment. Source: IMO resolution A.1021(26), Code on Alarms and Indicators, 2009, 18 January 2010, International Maritime Organization. Regulatory Guidance  

Indicator

Information or data that provides evidence of a company's OMS performance, including the strength of risk controls/barriers and progress against objectives. Source: IOGP Report No. 510, Operating Management System Framework for controlling risk and delivering high performance in the oil and gas industry, International Association of Oil & Gas Producers, June 2014. Global Standards

Indicator

Measure that provides an estimate or evaluation of specified attributes derived from an analytical model with respect to defined information needs. Source: ISO/IEC 27000:2014, Information technology — Security techniques — Information security management systems — Overview and vocabulary, Third Edition, January 2014. Global Standards  

Indicator

An occurrence or sign that an incident may have occurred or may be in progress. Adapted from: CNSSI 4009, NIST SP 800-61 Rev 2 (DRAFT), ISSG V1.2 Database. Source: NICCS™ Portal Cybersecurity Lexicon, National Initiative for Cybersecurity Careers and Studies (https://niccs.us-cert.gov/glossary) as of 11 November 2015, Global Standards
Buckling-Pin Device

Buckling-Pin Device

Definition(s)

Buckling-Pin Device

Pressure-relief device actuated by static differential or static inlet pressure and designed to function by the buckling of an axially-loaded compressive pin that supports a pressure containing member. Source:API STD 521, Pressure-relieving and Depressuring Systems, Sixth Edition, January 2014. Global Standards Source: API STD 521, Pressure-relieving and Depressuring Systems, Fifth Edition, January 2007 (Addendum May 2008). Global Standards 
Breaking-Pin Device

Breaking-Pin Device

Definition(s)

Breaking-Pin Device

Pressure-relief device actuated by static differential or static inlet pressure and designed to function by the breakage of a load-carrying section of a pin that supports a pressure containing member. Source: API STD 521, Pressure-relieving and Depressuring Systems, Fifth Edition, January 2007 (Addendum May 2008). Global Standards