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A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Recommended Practice for Machinery Installation and Installation Design
Specification for Wellhead and Tree Equipment
Design Calculations for Pressure-Containing Equipment
Management of Hazards Associated with Location of Process Plant Permanent Buildings
Fatigue Risk Management Systems for Personnel in the Refining and Petrochemical Industries
Contractor Safety Management for Oil and Gas Drilling and Production Operations
Drill Stem Performance Properties
Inspection and Classification of Used Drill Stem Elements
Drilling and Well Servicing Equipment
Recommended Practice for Procedures for Inspection, Maintenance, Repair, and Remanufacture of Hoisting Equipment
Drilling and Production Hoisting Equipment (PSL 1 and PSL 2)
Annular Casing Pressure Management for Onshore Wells
Refractory Installation Quality Control-Inspection and Testing Monolithic Refractory Linings and Materials, Includes Errata 1 (2026)
Study to Establish Relations for the Relative Strength of API 650 Cone Roof, Roof-to-Shell and Shell-to-Bottom Joints
Inspection and Assessment of Refractory Linings
Comprehensive Report of API Crude Oil Characterization Measurements
Application, Care, and Use of Wire Ropes for Oil Field Service
Calculation of Volumetric Shrinkage from Blending Light Hydrocarbons with Crude Oils
Measurement of Flow to Flares
Testing Protocol for Flare Gas Metering
Methods of Calibration for Displacement and Volumetric Tank Provers, Part 3--”Determination of the Volume of Displacement Provers by the Master Meter Method of Calibration
Quality Management System Requirements for Organizations Providing Products for the Petroleum and Natural Gas Industry
Field Inspection of New Casing, Tubing, and Plain-End Drill Pipe
Specification for Completion Accessories
Corrosion-Resistant Alloy Seamless Products for Use as Casing, Tubing, Coupling Stock, and Accessory Material